diff --git a/app/Console/Commands/StatCheckKpiAlertsCommand.php b/app/Console/Commands/StatCheckKpiAlertsCommand.php
new file mode 100644
index 0000000..204175c
--- /dev/null
+++ b/app/Console/Commands/StatCheckKpiAlertsCommand.php
@@ -0,0 +1,33 @@
+<?php
+
+namespace App\Console\Commands;
+
+use App\Services\Stats\KpiAlertService;
+use Illuminate\Console\Command;
+
+class StatCheckKpiAlertsCommand extends Command
+{
+    protected $signature = 'stat:check-kpi-alerts';
+
+    protected $description = 'KPI 목표 대비 실적을 체크하고 미달 시 알림을 생성합니다';
+
+    public function handle(KpiAlertService $service): int
+    {
+        $this->info('KPI 알림 체크 시작...');
+
+        $result = $service->checkKpiAlerts();
+
+        $this->info("알림 생성: {$result['alerts_created']}건");
+
+        if (! empty($result['errors'])) {
+            $this->warn('오류 발생:');
+            foreach ($result['errors'] as $error) {
+                $this->error("  - {$error}");
+            }
+        }
+
+        $this->info('KPI 알림 체크 완료.');
+
+        return empty($result['errors']) ? self::SUCCESS : self::FAILURE;
+    }
+}
diff --git a/app/Models/Stats/Daily/StatHrAttendanceDaily.php b/app/Models/Stats/Daily/StatHrAttendanceDaily.php
new file mode 100644
index 0000000..91b0444
--- /dev/null
+++ b/app/Models/Stats/Daily/StatHrAttendanceDaily.php
@@ -0,0 +1,17 @@
+<?php
+
+namespace App\Models\Stats\Daily;
+
+use App\Models\Stats\BaseStatModel;
+
+class StatHrAttendanceDaily extends BaseStatModel
+{
+    protected $table = 'stat_hr_attendance_daily';
+
+    protected $casts = [
+        'stat_date' => 'date',
+        'attendance_rate' => 'decimal:2',
+        'overtime_hours' => 'decimal:2',
+        'total_labor_cost' => 'decimal:2',
+    ];
+}
diff --git a/app/Models/Stats/Daily/StatInventoryDaily.php b/app/Models/Stats/Daily/StatInventoryDaily.php
new file mode 100644
index 0000000..ee9b227
--- /dev/null
+++ b/app/Models/Stats/Daily/StatInventoryDaily.php
@@ -0,0 +1,22 @@
+<?php
+
+namespace App\Models\Stats\Daily;
+
+use App\Models\Stats\BaseStatModel;
+
+class StatInventoryDaily extends BaseStatModel
+{
+    protected $table = 'stat_inventory_daily';
+
+    protected $casts = [
+        'stat_date' => 'date',
+        'total_stock_qty' => 'decimal:2',
+        'total_stock_value' => 'decimal:2',
+        'receipt_qty' => 'decimal:2',
+        'receipt_amount' => 'decimal:2',
+        'issue_qty' => 'decimal:2',
+        'issue_amount' => 'decimal:2',
+        'inspection_pass_rate' => 'decimal:2',
+        'turnover_rate' => 'decimal:2',
+    ];
+}
diff --git a/app/Models/Stats/Daily/StatQuotePipelineDaily.php b/app/Models/Stats/Daily/StatQuotePipelineDaily.php
new file mode 100644
index 0000000..2449a83
--- /dev/null
+++ b/app/Models/Stats/Daily/StatQuotePipelineDaily.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Models\Stats\Daily;
+
+use App\Models\Stats\BaseStatModel;
+
+class StatQuotePipelineDaily extends BaseStatModel
+{
+    protected $table = 'stat_quote_pipeline_daily';
+
+    protected $casts = [
+        'stat_date' => 'date',
+        'quote_amount' => 'decimal:2',
+        'quote_conversion_rate' => 'decimal:2',
+        'prospect_amount' => 'decimal:2',
+        'bidding_amount' => 'decimal:2',
+    ];
+}
diff --git a/app/Models/Stats/Dimensions/DimClient.php b/app/Models/Stats/Dimensions/DimClient.php
new file mode 100644
index 0000000..9c7dbe6
--- /dev/null
+++ b/app/Models/Stats/Dimensions/DimClient.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Models\Stats\Dimensions;
+
+use App\Models\Stats\BaseStatModel;
+
+class DimClient extends BaseStatModel
+{
+    protected $table = 'dim_client';
+
+    public $timestamps = false;
+
+    protected $casts = [
+        'valid_from' => 'date',
+        'valid_to' => 'date',
+        'is_current' => 'boolean',
+    ];
+}
diff --git a/app/Models/Stats/Dimensions/DimProduct.php b/app/Models/Stats/Dimensions/DimProduct.php
new file mode 100644
index 0000000..b8fc9da
--- /dev/null
+++ b/app/Models/Stats/Dimensions/DimProduct.php
@@ -0,0 +1,18 @@
+<?php
+
+namespace App\Models\Stats\Dimensions;
+
+use App\Models\Stats\BaseStatModel;
+
+class DimProduct extends BaseStatModel
+{
+    protected $table = 'dim_product';
+
+    public $timestamps = false;
+
+    protected $casts = [
+        'valid_from' => 'date',
+        'valid_to' => 'date',
+        'is_current' => 'boolean',
+    ];
+}
diff --git a/app/Models/Stats/StatAlert.php b/app/Models/Stats/StatAlert.php
new file mode 100644
index 0000000..ad5fabe
--- /dev/null
+++ b/app/Models/Stats/StatAlert.php
@@ -0,0 +1,19 @@
+<?php
+
+namespace App\Models\Stats;
+
+class StatAlert extends BaseStatModel
+{
+    protected $table = 'stat_alerts';
+
+    public $timestamps = false;
+
+    protected $casts = [
+        'current_value' => 'decimal:2',
+        'threshold_value' => 'decimal:2',
+        'is_read' => 'boolean',
+        'is_resolved' => 'boolean',
+        'resolved_at' => 'datetime',
+        'created_at' => 'datetime',
+    ];
+}
diff --git a/app/Models/Stats/StatKpiTarget.php b/app/Models/Stats/StatKpiTarget.php
new file mode 100644
index 0000000..14fa00f
--- /dev/null
+++ b/app/Models/Stats/StatKpiTarget.php
@@ -0,0 +1,12 @@
+<?php
+
+namespace App\Models\Stats;
+
+class StatKpiTarget extends BaseStatModel
+{
+    protected $table = 'stat_kpi_targets';
+
+    protected $casts = [
+        'target_value' => 'decimal:2',
+    ];
+}
diff --git a/app/Services/Stats/DimensionSyncService.php b/app/Services/Stats/DimensionSyncService.php
new file mode 100644
index 0000000..8f9ed63
--- /dev/null
+++ b/app/Services/Stats/DimensionSyncService.php
@@ -0,0 +1,163 @@
+<?php
+
+namespace App\Services\Stats;
+
+use App\Models\Stats\Dimensions\DimClient;
+use App\Models\Stats\Dimensions\DimProduct;
+use Carbon\Carbon;
+use Illuminate\Support\Facades\DB;
+
+class DimensionSyncService
+{
+    /**
+     * 고객 차원 동기화 (SCD Type 2)
+     */
+    public function syncClients(int $tenantId): int
+    {
+        $today = Carbon::today()->format('Y-m-d');
+        $synced = 0;
+
+        $clients = DB::connection('mysql')
+            ->table('clients')
+            ->where('tenant_id', $tenantId)
+            ->select('id', 'tenant_id', 'name', 'client_group_id', 'client_type')
+            ->get();
+
+        foreach ($clients as $client) {
+            $groupName = null;
+            if ($client->client_group_id) {
+                $groupName = DB::connection('mysql')
+                    ->table('client_groups')
+                    ->where('id', $client->client_group_id)
+                    ->value('group_name');
+            }
+
+            $current = DimClient::where('tenant_id', $tenantId)
+                ->where('client_id', $client->id)
+                ->where('is_current', true)
+                ->first();
+
+            if (! $current) {
+                DimClient::create([
+                    'tenant_id' => $tenantId,
+                    'client_id' => $client->id,
+                    'client_name' => $client->name,
+                    'client_group_id' => $client->client_group_id,
+                    'client_group_name' => $groupName,
+                    'client_type' => $client->client_type,
+                    'region' => null,
+                    'valid_from' => $today,
+                    'valid_to' => null,
+                    'is_current' => true,
+                ]);
+                $synced++;
+
+                continue;
+            }
+
+            $changed = $current->client_name !== $client->name
+                || $current->client_group_id != $client->client_group_id
+                || $current->client_type !== $client->client_type;
+
+            if ($changed) {
+                $current->update([
+                    'valid_to' => $today,
+                    'is_current' => false,
+                ]);
+
+                DimClient::create([
+                    'tenant_id' => $tenantId,
+                    'client_id' => $client->id,
+                    'client_name' => $client->name,
+                    'client_group_id' => $client->client_group_id,
+                    'client_group_name' => $groupName,
+                    'client_type' => $client->client_type,
+                    'region' => null,
+                    'valid_from' => $today,
+                    'valid_to' => null,
+                    'is_current' => true,
+                ]);
+                $synced++;
+            }
+        }
+
+        return $synced;
+    }
+
+    /**
+     * 제품(품목) 차원 동기화 (SCD Type 2)
+     */
+    public function syncProducts(int $tenantId): int
+    {
+        $today = Carbon::today()->format('Y-m-d');
+        $synced = 0;
+
+        $items = DB::connection('mysql')
+            ->table('items')
+            ->where('tenant_id', $tenantId)
+            ->where('is_active', true)
+            ->select('id', 'tenant_id', 'code', 'name', 'item_type', 'category_id')
+            ->get();
+
+        foreach ($items as $item) {
+            $categoryName = null;
+            if ($item->category_id) {
+                $categoryName = DB::connection('mysql')
+                    ->table('categories')
+                    ->where('id', $item->category_id)
+                    ->value('name');
+            }
+
+            $current = DimProduct::where('tenant_id', $tenantId)
+                ->where('item_id', $item->id)
+                ->where('is_current', true)
+                ->first();
+
+            if (! $current) {
+                DimProduct::create([
+                    'tenant_id' => $tenantId,
+                    'item_id' => $item->id,
+                    'item_code' => $item->code,
+                    'item_name' => $item->name,
+                    'item_type' => $item->item_type,
+                    'category_id' => $item->category_id,
+                    'category_name' => $categoryName,
+                    'valid_from' => $today,
+                    'valid_to' => null,
+                    'is_current' => true,
+                ]);
+                $synced++;
+
+                continue;
+            }
+
+            $changed = $current->item_name !== $item->name
+                || $current->item_code !== $item->code
+                || $current->item_type !== $item->item_type
+                || $current->category_id != $item->category_id;
+
+            if ($changed) {
+                $current->update([
+                    'valid_to' => $today,
+                    'is_current' => false,
+                ]);
+
+                DimProduct::create([
+                    'tenant_id' => $tenantId,
+                    'item_id' => $item->id,
+                    'item_code' => $item->code,
+                    'item_name' => $item->name,
+                    'item_type' => $item->item_type,
+                    'category_id' => $item->category_id,
+                    'category_name' => $categoryName,
+                    'valid_from' => $today,
+                    'valid_to' => null,
+                    'is_current' => true,
+                ]);
+                $synced++;
+            }
+        }
+
+        return $synced;
+    }
+}
diff --git a/app/Services/Stats/HrStatService.php b/app/Services/Stats/HrStatService.php
new file mode 100644
index 0000000..6b2b71e
--- /dev/null
+++ b/app/Services/Stats/HrStatService.php
@@ -0,0 +1,87 @@
+<?php
+
+namespace App\Services\Stats;
+
+use App\Models\Stats\Daily\StatHrAttendanceDaily;
+use Carbon\Carbon;
+use Illuminate\Support\Facades\DB;
+
+class HrStatService implements StatDomainServiceInterface
+{
+    public function aggregateDaily(int $tenantId, Carbon $date): int
+    {
+        $dateStr = $date->format('Y-m-d');
+
+        // 전체 직원 수 (tenant_user_profiles 기준)
+        $totalEmployees = DB::connection('mysql')
+            ->table('user_tenants')
+            ->where('tenant_id', $tenantId)
+            ->where('is_active', true)
+            ->count();
+
+        // 근태 (attendances)
+        $attendanceStats = DB::connection('mysql')
+            ->table('attendances')
+            ->where('tenant_id', $tenantId)
+            ->where('base_date', $dateStr)
+            ->whereNull('deleted_at')
+            ->selectRaw("
+                COUNT(*) as total_count,
+                SUM(CASE WHEN status = 'onTime' THEN 1 ELSE 0 END) as on_time_count,
+                SUM(CASE WHEN status = 'late' THEN 1 ELSE 0 END) as late_count,
+                SUM(CASE WHEN status = 'absent' THEN 1 ELSE 0 END) as absent_count,
+                SUM(CASE WHEN status = 'overtime' THEN 1 ELSE 0 END) as overtime_count
+            ")
+            ->first();
+
+        $attendanceCount = ($attendanceStats->on_time_count ?? 0)
+            + ($attendanceStats->late_count ?? 0)
+            + ($attendanceStats->overtime_count ?? 0);
+        $attendanceRate = $totalEmployees > 0 ? ($attendanceCount / $totalEmployees) * 100 : 0;
+
+        // 휴가 (leaves)
+        $leaveStats = DB::connection('mysql')
+            ->table('leaves')
+            ->where('tenant_id', $tenantId)
+            ->where('start_date', '<=', $dateStr)
+            ->where('end_date', '>=', $dateStr)
+            ->where('status', 'approved')
+            ->whereNull('deleted_at')
+            ->selectRaw("
+                COUNT(*) as total_count,
+                SUM(CASE WHEN leave_type = 'annual' THEN 1 ELSE 0 END) as annual_count,
+                SUM(CASE WHEN leave_type = 'sick' THEN 1 ELSE 0 END) as sick_count,
+                SUM(CASE WHEN leave_type NOT IN ('annual', 'sick') THEN 1 ELSE 0 END) as other_count
+            ")
+            ->first();
+
+        // 초과근무 (attendances status = 'overtime')
+        $overtimeCount = $attendanceStats->overtime_count ?? 0;
+
+        StatHrAttendanceDaily::updateOrCreate(
+            ['tenant_id' => $tenantId, 'stat_date' => $dateStr],
+            [
+                'total_employees' => $totalEmployees,
+                'attendance_count' => $attendanceCount,
+                'late_count' => $attendanceStats->late_count ?? 0,
+                'absent_count' => $attendanceStats->absent_count ?? 0,
+                'attendance_rate' => $attendanceRate,
+                'leave_count' => $leaveStats->total_count ?? 0,
+                'leave_annual_count' => $leaveStats->annual_count ?? 0,
+                'leave_sick_count' => $leaveStats->sick_count ?? 0,
+                'leave_other_count' => $leaveStats->other_count ?? 0,
+                'overtime_hours' => 0, // attendances에 시간 정보 없음
+                'overtime_employee_count' => $overtimeCount,
+                'total_labor_cost' => 0, // 일간 인건비는 급여 정산 시 계산
+            ]
+        );
+
+        return 1;
+    }
+
+    public function aggregateMonthly(int $tenantId, int $year, int $month): int
+    {
+        // 인사 도메인은 일간 테이블만 운영 (월간은 Phase 4에서 필요시 추가)
+        return 0;
+    }
+}
diff --git a/app/Services/Stats/InventoryStatService.php b/app/Services/Stats/InventoryStatService.php
new file mode 100644
index 0000000..4002b3c
--- /dev/null
+++ b/app/Services/Stats/InventoryStatService.php
@@ -0,0 +1,97 @@
+<?php
+
+namespace App\Services\Stats;
+
+use App\Models\Stats\Daily\StatInventoryDaily;
+use Carbon\Carbon;
+use Illuminate\Support\Facades\DB;
+
+class InventoryStatService implements StatDomainServiceInterface
+{
+    public function aggregateDaily(int $tenantId, Carbon $date): int
+    {
+        $dateStr = $date->format('Y-m-d');
+
+        // 재고 현황 (stocks 테이블 - 현재 스냅샷)
+        $stockSummary = DB::connection('mysql')
+            ->table('stocks')
+            ->where('tenant_id', $tenantId)
+            ->whereNull('deleted_at')
+            ->selectRaw('
+                COUNT(*) as sku_count,
+                COALESCE(SUM(stock_qty), 0) as total_qty,
+                SUM(CASE WHEN stock_qty < safety_stock AND safety_stock > 0 THEN 1 ELSE 0 END) as below_safety,
+                SUM(CASE WHEN stock_qty = 0 THEN 1 ELSE 0 END) as zero_stock,
+                SUM(CASE WHEN stock_qty > safety_stock * 3 AND safety_stock > 0 THEN 1 ELSE 0 END) as excess_stock
+            ')
+            ->first();
+
+        // 입고 (stock_transactions type = 'receipt')
+        $receiptStats = DB::connection('mysql')
+            ->table('stock_transactions')
+            ->where('tenant_id', $tenantId)
+            ->whereDate('created_at', $dateStr)
+            ->where('type', 'receipt')
+            ->selectRaw('COUNT(*) as cnt, COALESCE(SUM(qty), 0) as total_qty')
+            ->first();
+
+        // 출고 (stock_transactions type = 'issue')
+        $issueStats = DB::connection('mysql')
+            ->table('stock_transactions')
+            ->where('tenant_id', $tenantId)
+            ->whereDate('created_at', $dateStr)
+            ->where('type', 'issue')
+            ->selectRaw('COUNT(*) as cnt, COALESCE(SUM(ABS(qty)), 0) as total_qty')
+            ->first();
+
+        // 품질검사 (inspections)
+        $inspectionStats = DB::connection('mysql')
+            ->table('inspections')
+            ->where('tenant_id', $tenantId)
+            ->where('inspection_date', $dateStr)
+            ->whereNull('deleted_at')
+            ->selectRaw("
+                COUNT(*) as cnt,
+                SUM(CASE WHEN result = 'pass' THEN 1 ELSE 0 END) as pass_count,
+                SUM(CASE WHEN result = 'fail' THEN 1 ELSE 0 END) as fail_count
+            ")
+            ->first();
+
+        $inspectionCount = $inspectionStats->cnt ?? 0;
+        $passCount = $inspectionStats->pass_count ?? 0;
+        $failCount = $inspectionStats->fail_count ?? 0;
+        $passRate = $inspectionCount > 0 ? ($passCount / $inspectionCount) * 100 : 0;
+
+        StatInventoryDaily::updateOrCreate(
+            ['tenant_id' => $tenantId, 'stat_date' => $dateStr],
+            [
+                'total_sku_count' => $stockSummary->sku_count ?? 0,
+                'total_stock_qty' => $stockSummary->total_qty ?? 0,
+                'total_stock_value' => 0, // 단가 정보 없어 Phase 4에서 보완
+                'receipt_count' => $receiptStats->cnt ?? 0,
+                'receipt_qty' => $receiptStats->total_qty ?? 0,
+                'receipt_amount' => 0,
+                'issue_count' => $issueStats->cnt ?? 0,
+                'issue_qty' => $issueStats->total_qty ?? 0,
+                'issue_amount' => 0,
+                'below_safety_count' => $stockSummary->below_safety ?? 0,
+                'zero_stock_count' => $stockSummary->zero_stock ?? 0,
+                'excess_stock_count' => $stockSummary->excess_stock ?? 0,
+                'inspection_count' => $inspectionCount,
+                'inspection_pass_count' => $passCount,
+                'inspection_fail_count' => $failCount,
+                'inspection_pass_rate' => $passRate,
+                'turnover_rate' => 0, // 월간 집계에서 계산
+            ]
+        );
+
+        return 1;
+    }
+
+    public function aggregateMonthly(int $tenantId, int $year, int $month): int
+    {
+        // 재고 도메인은 일간 스냅샷 기반이므로 별도 월간 테이블 없음
+        // 필요시 Phase 4에서 stat_inventory_monthly 추가
+        return 0;
+    }
+}
diff --git a/app/Services/Stats/KpiAlertService.php b/app/Services/Stats/KpiAlertService.php
new file mode 100644
index 0000000..d0119fb
--- /dev/null
+++ b/app/Services/Stats/KpiAlertService.php
@@ -0,0 +1,148 @@
+<?php
+
+namespace App\Services\Stats;
+
+use App\Models\Stats\Daily\StatFinanceDaily;
+use App\Models\Stats\Daily\StatSalesDaily;
+use App\Models\Stats\Monthly\StatSalesMonthly;
+use App\Models\Stats\StatAlert;
+use App\Models\Stats\StatKpiTarget;
+use App\Models\Tenants\Tenant;
+use Carbon\Carbon;
+use Illuminate\Support\Facades\Log;
+
+class KpiAlertService
+{
+    /**
+     * KPI 목표 대비 실적 체크 → 알림 생성
+     */
+    public function checkKpiAlerts(): array
+    {
+        $errors = [];
+        $alertsCreated = 0;
+
+        $tenants = Tenant::where('tenant_st_code', '!=', 'none')->get();
+
+        foreach ($tenants as $tenant) {
+            try {
+                $alertsCreated += $this->checkTenantKpi($tenant->id);
+            } catch (\Throwable $e) {
+                $errors[] = "tenant={$tenant->id}: {$e->getMessage()}";
+                Log::error('stat:check-kpi-alerts 실패', [
+                    'tenant_id' => $tenant->id,
+                    'error' => $e->getMessage(),
+                ]);
+            }
+        }
+
+        return [
+            'alerts_created' => $alertsCreated,
+            'errors' => $errors,
+        ];
+    }
+
+    private function checkTenantKpi(int $tenantId): int
+    {
+        $now = Carbon::now();
+        $year = $now->year;
+        $month = $now->month;
+        $alertsCreated = 0;
+
+        $targets = StatKpiTarget::where('tenant_id', $tenantId)
+            ->where('stat_year', $year)
+            ->where(function ($q) use ($month) {
+                $q->where('stat_month', $month)->orWhereNull('stat_month');
+            })
+            ->get();
+
+        foreach ($targets as $target) {
+            $currentValue = $this->getCurrentValue($tenantId, $target->domain, $target->metric_code, $year, $month);
+
+            if ($currentValue === null) {
+                continue;
+            }
+
+            $ratio = $target->target_value > 0
+                ? ($currentValue / $target->target_value) * 100
+                : 0;
+
+            if ($ratio < 50) {
+                $severity = 'critical';
+            } elseif ($ratio < 80) {
+                $severity = 'warning';
+            } else {
+                continue; // 80% 이상이면 알림 불필요
+            }
+
+            StatAlert::create([
+                'tenant_id' => $tenantId,
+                'domain' => $target->domain,
+                'alert_type' => 'below_target',
+                'severity' => $severity,
+                'title' => "{$target->description} 목표 미달 (".number_format($ratio, 0).'%)',
+                'message' => "KPI '{$target->metric_code}' 현재값: {$currentValue}, 목표값: {$target->target_value} ({$target->unit})",
+                'metric_code' => $target->metric_code,
+                'current_value' => $currentValue,
+                'threshold_value' => $target->target_value,
+                'created_at' => now(),
+            ]);
+            $alertsCreated++;
+        }
+
+        return $alertsCreated;
+    }
+
+    private function getCurrentValue(int $tenantId, string $domain, string $metricCode, int $year, int $month): ?float
+    {
+        return match ($domain) {
+            'sales' => $this->getSalesMetric($tenantId, $metricCode, $year, $month),
+            'finance' => $this->getFinanceMetric($tenantId, $metricCode, $year, $month),
+            default => null,
+        };
+    }
+
+    private function getSalesMetric(int $tenantId, string $metricCode, int $year, int $month): ?float
+    {
+        $monthly = StatSalesMonthly::where('tenant_id', $tenantId)
+            ->where('stat_year', $year)
+            ->where('stat_month', $month)
+            ->first();
+
+        if (! $monthly) {
+            // 월간 미집계 시 일간 합산
+            $daily = StatSalesDaily::where('tenant_id', $tenantId)
+                ->whereYear('stat_date', $year)
+                ->whereMonth('stat_date', $month)
+                ->selectRaw('SUM(order_amount) as order_total, SUM(sales_amount) as sales_total')
+                ->first();
+
+            return match ($metricCode) {
+                'monthly_order_amount' => (float) ($daily->order_total ?? 0),
+                'monthly_sales_amount' => (float) ($daily->sales_total ?? 0),
+                default => null,
+            };
+        }
+
+        return match ($metricCode) {
+            'monthly_order_amount' => (float) $monthly->order_amount,
+            'monthly_sales_amount' => (float) $monthly->sales_amount,
+            'monthly_order_count' => (float) $monthly->order_count,
+            default => null,
+        };
+    }
+
+    private function getFinanceMetric(int $tenantId, string $metricCode, int $year, int $month): ?float
+    {
+        $daily = StatFinanceDaily::where('tenant_id', $tenantId)
+            ->whereYear('stat_date', $year)
+            ->whereMonth('stat_date', $month)
+            ->selectRaw('SUM(deposit_amount) as deposit_total, SUM(withdrawal_amount) as withdrawal_total')
+            ->first();
+
+        return match ($metricCode) {
+            'monthly_deposit_amount' => (float) ($daily->deposit_total ?? 0),
+            'monthly_withdrawal_amount' => (float) ($daily->withdrawal_total ?? 0),
+            default => null,
+        };
+    }
+}
diff --git a/app/Services/Stats/QuoteStatService.php b/app/Services/Stats/QuoteStatService.php
new file mode 100644
index 0000000..5a09be9
--- /dev/null
+++ b/app/Services/Stats/QuoteStatService.php
@@ -0,0 +1,93 @@
+<?php
+
+namespace App\Services\Stats;
+
+use App\Models\Stats\Daily\StatQuotePipelineDaily;
+use Carbon\Carbon;
+use Illuminate\Support\Facades\DB;
+
+class QuoteStatService implements StatDomainServiceInterface
+{
+    public function aggregateDaily(int $tenantId, Carbon $date): int
+    {
+        $dateStr = $date->format('Y-m-d');
+
+        // 견적 (quotes)
+        $quoteStats = DB::connection('mysql')
+            ->table('quotes')
+            ->where('tenant_id', $tenantId)
+            ->where('registration_date', $dateStr)
+            ->whereNull('deleted_at')
+            ->selectRaw("
+                COUNT(*) as created_count,
+                COALESCE(SUM(total_amount), 0) as total_amount,
+                SUM(CASE WHEN status = 'approved' THEN 1 ELSE 0 END) as approved_count,
+                SUM(CASE WHEN status = 'rejected' THEN 1 ELSE 0 END) as rejected_count,
+                SUM(CASE WHEN status = 'converted' THEN 1 ELSE 0 END) as conversion_count
+            ")
+            ->first();
+
+        $createdCount = $quoteStats->created_count ?? 0;
+        $conversionCount = $quoteStats->conversion_count ?? 0;
+        $conversionRate = $createdCount > 0 ? ($conversionCount / $createdCount) * 100 : 0;
+
+        // 입찰 (biddings)
+        $biddingStats = DB::connection('mysql')
+            ->table('biddings')
+            ->where('tenant_id', $tenantId)
+            ->where('bidding_date', $dateStr)
+            ->whereNull('deleted_at')
+            ->selectRaw("
+                COUNT(*) as cnt,
+                SUM(CASE WHEN status = 'won' THEN 1 ELSE 0 END) as won_count,
+                COALESCE(SUM(bidding_amount), 0) as total_amount
+            ")
+            ->first();
+
+        // 상담 (sales_prospect_consultations)
+        $consultationCount = DB::connection('mysql')
+            ->table('sales_prospect_consultations')
+            ->whereDate('created_at', $dateStr)
+            ->count();
+
+        // 영업 기회 (sales_prospects - tenant_id 없음, created_at 기반)
+        $prospectStats = DB::connection('mysql')
+            ->table('sales_prospects')
+            ->whereDate('created_at', $dateStr)
+            ->whereNull('deleted_at')
+            ->selectRaw("
+                COUNT(*) as created_count,
+                SUM(CASE WHEN status = 'contracted' THEN 1 ELSE 0 END) as won_count,
+                SUM(CASE WHEN status = 'lost' THEN 1 ELSE 0 END) as lost_count
+            ")
+            ->first();
+
+        StatQuotePipelineDaily::updateOrCreate(
+            ['tenant_id' => $tenantId, 'stat_date' => $dateStr],
+            [
+                'quote_created_count' => $createdCount,
+                'quote_amount' => $quoteStats->total_amount ?? 0,
+                'quote_approved_count' => $quoteStats->approved_count ?? 0,
+                'quote_rejected_count' => $quoteStats->rejected_count ?? 0,
+                'quote_conversion_count' => $conversionCount,
+                'quote_conversion_rate' => $conversionRate,
+                'prospect_created_count' => $prospectStats->created_count ?? 0,
+                'prospect_won_count' => $prospectStats->won_count ?? 0,
+                'prospect_lost_count' => $prospectStats->lost_count ?? 0,
+                'prospect_amount' => 0, // sales_prospects에 금액 컬럼 없음
+                'bidding_count' => $biddingStats->cnt ?? 0,
+                'bidding_won_count' => $biddingStats->won_count ?? 0,
+                'bidding_amount' => $biddingStats->total_amount ?? 0,
+                'consultation_count' => $consultationCount,
+            ]
+        );
+
+        return 1;
+    }
+
+    public function aggregateMonthly(int $tenantId, int $year, int $month): int
+    {
+        // 견적 도메인은 일간 테이블만 운영 (월간은 Phase 4에서 필요시 추가)
+        return 0;
+    }
+}
diff --git a/app/Services/Stats/StatAggregatorService.php b/app/Services/Stats/StatAggregatorService.php
index 03597fd..6dcc191 100644
--- a/app/Services/Stats/StatAggregatorService.php
+++ b/app/Services/Stats/StatAggregatorService.php
@@ -18,6 +18,9 @@ private function getDailyDomainServices(): array
             'sales' => SalesStatService::class,
             'finance' => FinanceStatService::class,
             'production' => ProductionStatService::class,
+            'inventory' => InventoryStatService::class,
+            'quote' => QuoteStatService::class,
+            'hr' => HrStatService::class,
         ];
     }
 
@@ -30,6 +33,9 @@ private function getMonthlyDomainServices(): array
             'sales' => SalesStatService::class,
             'finance' => FinanceStatService::class,
             'production' => ProductionStatService::class,
+            'inventory' => InventoryStatService::class,
+            'quote' => QuoteStatService::class,
+            'hr' => HrStatService::class,
         ];
     }
 
diff --git a/database/migrations/stats/2026_01_29_193546_create_dim_client_table.php b/database/migrations/stats/2026_01_29_193546_create_dim_client_table.php
new file mode 100644
index 0000000..7c02b5d
--- /dev/null
+++ b/database/migrations/stats/2026_01_29_193546_create_dim_client_table.php
@@ -0,0 +1,35 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    protected $connection = 'sam_stat';
+
+    public function up(): void
+    {
+        Schema::connection($this->connection)->create('dim_client', function (Blueprint $table) {
+            $table->id();
+            $table->unsignedBigInteger('tenant_id');
+            $table->unsignedBigInteger('client_id')->comment('원본 clients.id');
+            $table->string('client_name', 200);
+            $table->unsignedBigInteger('client_group_id')->nullable();
+            $table->string('client_group_name', 200)->nullable();
+            $table->string('client_type', 50)->nullable()->comment('고객/공급업체/양쪽');
+            $table->string('region', 100)->nullable();
+            $table->date('valid_from');
+            $table->date('valid_to')->nullable()->comment('NULL = 현재 유효');
+            $table->boolean('is_current')->default(true);
+
+            $table->index(['tenant_id', 'client_id'], 'idx_tenant_client');
+            $table->index('is_current', 'idx_current');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::connection($this->connection)->dropIfExists('dim_client');
+    }
+};
\ No newline at end of file
diff --git a/database/migrations/stats/2026_01_29_193546_create_dim_product_table.php b/database/migrations/stats/2026_01_29_193546_create_dim_product_table.php
new file mode 100644
index 0000000..60b29aa
--- /dev/null
+++ b/database/migrations/stats/2026_01_29_193546_create_dim_product_table.php
@@ -0,0 +1,35 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    protected $connection = 'sam_stat';
+
+    public function up(): void
+    {
+        Schema::connection($this->connection)->create('dim_product', function (Blueprint $table) {
+            $table->id();
+            $table->unsignedBigInteger('tenant_id');
+            $table->unsignedBigInteger('item_id')->comment('원본 items.id');
+            $table->string('item_code', 100);
+            $table->string('item_name', 300);
+            $table->string('item_type', 50)->nullable()->comment('item_type from items');
+            $table->unsignedBigInteger('category_id')->nullable();
+            $table->string('category_name', 200)->nullable();
+            $table->date('valid_from');
+            $table->date('valid_to')->nullable()->comment('NULL = 현재 유효');
+            $table->boolean('is_current')->default(true);
+
+            $table->index(['tenant_id', 'item_id'], 'idx_tenant_item');
+            $table->index('is_current', 'idx_current');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::connection($this->connection)->dropIfExists('dim_product');
+    }
+};
\ No newline at end of file
diff --git a/database/migrations/stats/2026_01_29_193547_create_stat_inventory_daily_table.php b/database/migrations/stats/2026_01_29_193547_create_stat_inventory_daily_table.php
new file mode 100644
index 0000000..fe87481
--- /dev/null
+++ b/database/migrations/stats/2026_01_29_193547_create_stat_inventory_daily_table.php
@@ -0,0 +1,56 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    protected $connection = 'sam_stat';
+
+    public function up(): void
+    {
+        Schema::connection($this->connection)->create('stat_inventory_daily', function (Blueprint $table) {
+            $table->id();
+            $table->unsignedBigInteger('tenant_id');
+            $table->date('stat_date');
+
+            // 재고 현황
+            $table->unsignedInteger('total_sku_count')->default(0)->comment('총 SKU 수');
+            $table->decimal('total_stock_qty', 18, 2)->default(0)->comment('총 재고 수량');
+            $table->decimal('total_stock_value', 18, 2)->default(0)->comment('총 재고 금액');
+
+            // 입출고
+            $table->unsignedInteger('receipt_count')->default(0)->comment('입고 건수');
+            $table->decimal('receipt_qty', 18, 2)->default(0);
+            $table->decimal('receipt_amount', 18, 2)->default(0);
+            $table->unsignedInteger('issue_count')->default(0)->comment('출고 건수');
+            $table->decimal('issue_qty', 18, 2)->default(0);
+            $table->decimal('issue_amount', 18, 2)->default(0);
+
+            // 안전재고
+            $table->unsignedInteger('below_safety_count')->default(0)->comment('안전재고 미달 품목 수');
+            $table->unsignedInteger('zero_stock_count')->default(0)->comment('재고 0 품목 수');
+            $table->unsignedInteger('excess_stock_count')->default(0)->comment('과잉 재고 품목 수');
+
+            // 품질검사
+            $table->unsignedInteger('inspection_count')->default(0);
+            $table->unsignedInteger('inspection_pass_count')->default(0);
+            $table->unsignedInteger('inspection_fail_count')->default(0);
+            $table->decimal('inspection_pass_rate', 5, 2)->default(0)->comment('합격률 (%)');
+
+            // 재고회전
+            $table->decimal('turnover_rate', 8, 2)->default(0)->comment('재고회전율');
+
+            $table->timestamps();
+
+            $table->unique(['tenant_id', 'stat_date'], 'uk_tenant_date');
+            $table->index('stat_date');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::connection($this->connection)->dropIfExists('stat_inventory_daily');
+    }
+};
\ No newline at end of file
diff --git a/database/migrations/stats/2026_01_29_193547_create_stat_quote_pipeline_daily_table.php b/database/migrations/stats/2026_01_29_193547_create_stat_quote_pipeline_daily_table.php
new file mode 100644
index 0000000..721af7d
--- /dev/null
+++ b/database/migrations/stats/2026_01_29_193547_create_stat_quote_pipeline_daily_table.php
@@ -0,0 +1,51 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    protected $connection = 'sam_stat';
+
+    public function up(): void
+    {
+        Schema::connection($this->connection)->create('stat_quote_pipeline_daily', function (Blueprint $table) {
+            $table->id();
+            $table->unsignedBigInteger('tenant_id');
+            $table->date('stat_date');
+
+            // 견적
+            $table->unsignedInteger('quote_created_count')->default(0);
+            $table->decimal('quote_amount', 18, 2)->default(0);
+            $table->unsignedInteger('quote_approved_count')->default(0);
+            $table->unsignedInteger('quote_rejected_count')->default(0);
+            $table->unsignedInteger('quote_conversion_count')->default(0)->comment('수주 전환 건수');
+            $table->decimal('quote_conversion_rate', 5, 2)->default(0)->comment('전환율 (%)');
+
+            // 영업 기회 (sales_prospects - tenant_id 없어 manager_id로 연결)
+            $table->unsignedInteger('prospect_created_count')->default(0);
+            $table->unsignedInteger('prospect_won_count')->default(0);
+            $table->unsignedInteger('prospect_lost_count')->default(0);
+            $table->decimal('prospect_amount', 18, 2)->default(0)->comment('파이프라인 금액');
+
+            // 입찰
+            $table->unsignedInteger('bidding_count')->default(0);
+            $table->unsignedInteger('bidding_won_count')->default(0);
+            $table->decimal('bidding_amount', 18, 2)->default(0);
+
+            // 상담
+            $table->unsignedInteger('consultation_count')->default(0);
+
+            $table->timestamps();
+
+            $table->unique(['tenant_id', 'stat_date'], 'uk_tenant_date');
+            $table->index('stat_date');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::connection($this->connection)->dropIfExists('stat_quote_pipeline_daily');
+    }
+};
\ No newline at end of file
diff --git a/database/migrations/stats/2026_01_29_193548_create_stat_hr_attendance_daily_table.php b/database/migrations/stats/2026_01_29_193548_create_stat_hr_attendance_daily_table.php
new file mode 100644
index 0000000..e942c75
--- /dev/null
+++ b/database/migrations/stats/2026_01_29_193548_create_stat_hr_attendance_daily_table.php
@@ -0,0 +1,49 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    protected $connection = 'sam_stat';
+
+    public function up(): void
+    {
+        Schema::connection($this->connection)->create('stat_hr_attendance_daily', function (Blueprint $table) {
+            $table->id();
+            $table->unsignedBigInteger('tenant_id');
+            $table->date('stat_date');
+
+            // 근태
+            $table->unsignedInteger('total_employees')->default(0)->comment('전체 직원 수');
+            $table->unsignedInteger('attendance_count')->default(0)->comment('출근 인원');
+            $table->unsignedInteger('late_count')->default(0)->comment('지각');
+            $table->unsignedInteger('absent_count')->default(0)->comment('결근');
+            $table->decimal('attendance_rate', 5, 2)->default(0)->comment('출근율 (%)');
+
+            // 휴가
+            $table->unsignedInteger('leave_count')->default(0)->comment('휴가 사용');
+            $table->unsignedInteger('leave_annual_count')->default(0)->comment('연차');
+            $table->unsignedInteger('leave_sick_count')->default(0)->comment('병가');
+            $table->unsignedInteger('leave_other_count')->default(0)->comment('기타');
+
+            // 초과근무
+            $table->decimal('overtime_hours', 10, 2)->default(0);
+            $table->unsignedInteger('overtime_employee_count')->default(0);
+
+            // 인건비
+            $table->decimal('total_labor_cost', 18, 2)->default(0);
+
+            $table->timestamps();
+
+            $table->unique(['tenant_id', 'stat_date'], 'uk_tenant_date');
+            $table->index('stat_date');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::connection($this->connection)->dropIfExists('stat_hr_attendance_daily');
+    }
+};
\ No newline at end of file
diff --git a/database/migrations/stats/2026_01_29_193548_create_stat_kpi_targets_table.php b/database/migrations/stats/2026_01_29_193548_create_stat_kpi_targets_table.php
new file mode 100644
index 0000000..a05695c
--- /dev/null
+++ b/database/migrations/stats/2026_01_29_193548_create_stat_kpi_targets_table.php
@@ -0,0 +1,37 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    protected $connection = 'sam_stat';
+
+    public function up(): void
+    {
+        Schema::connection($this->connection)->create('stat_kpi_targets', function (Blueprint $table) {
+            $table->id();
+            $table->unsignedBigInteger('tenant_id');
+            $table->smallInteger('stat_year');
+            $table->tinyInteger('stat_month')->nullable()->comment('NULL = 연간 목표');
+
+            $table->string('domain', 50)->comment('sales, production, finance 등');
+            $table->string('metric_code', 100)->comment('monthly_sales_amount 등');
+            $table->decimal('target_value', 18, 2);
+            $table->string('unit', 20)->default('KRW')->comment('KRW, %, count, hours');
+            $table->string('description', 300)->nullable();
+
+            $table->unsignedBigInteger('created_by')->nullable();
+            $table->timestamps();
+
+            $table->unique(['tenant_id', 'stat_year', 'stat_month', 'metric_code'], 'uk_tenant_metric');
+            $table->index('domain', 'idx_domain');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::connection($this->connection)->dropIfExists('stat_kpi_targets');
+    }
+};
\ No newline at end of file
diff --git a/database/migrations/stats/2026_01_29_193549_create_stat_alerts_table.php b/database/migrations/stats/2026_01_29_193549_create_stat_alerts_table.php
new file mode 100644
index 0000000..38972d3
--- /dev/null
+++ b/database/migrations/stats/2026_01_29_193549_create_stat_alerts_table.php
@@ -0,0 +1,40 @@
+<?php
+
+use Illuminate\Database\Migrations\Migration;
+use Illuminate\Database\Schema\Blueprint;
+use Illuminate\Support\Facades\Schema;
+
+return new class extends Migration
+{
+    protected $connection = 'sam_stat';
+
+    public function up(): void
+    {
+        Schema::connection($this->connection)->create('stat_alerts', function (Blueprint $table) {
+            $table->id();
+            $table->unsignedBigInteger('tenant_id');
+            $table->string('domain', 50);
+            $table->string('alert_type', 100)->comment('below_target, anomaly, threshold');
+            $table->enum('severity', ['info', 'warning', 'critical'])->default('info');
+            $table->string('title', 300);
+            $table->text('message');
+            $table->string('metric_code', 100)->nullable();
+            $table->decimal('current_value', 18, 2)->nullable();
+            $table->decimal('threshold_value', 18, 2)->nullable();
+            $table->boolean('is_read')->default(false);
+            $table->boolean('is_resolved')->default(false);
+            $table->timestamp('resolved_at')->nullable();
+            $table->unsignedBigInteger('resolved_by')->nullable();
+            $table->timestamp('created_at')->nullable();
+
+            $table->index(['tenant_id', 'is_read'], 'idx_tenant_unread');
+            $table->index('severity', 'idx_severity');
+            $table->index('domain', 'idx_domain');
+        });
+    }
+
+    public function down(): void
+    {
+        Schema::connection($this->connection)->dropIfExists('stat_alerts');
+    }
+};
\ No newline at end of file
diff --git a/routes/console.php b/routes/console.php
index 0e9025a..190c612 100644
--- a/routes/console.php
+++ b/routes/console.php
@@ -119,3 +119,14 @@
     ->onFailure(function () {
         \Illuminate\Support\Facades\Log::error('❌ stat:aggregate-monthly 스케줄러 실행 실패', ['time' => now()]);
     });
+
+// 매일 오전 09:00에 KPI 목표 대비 알림 체크
+Schedule::command('stat:check-kpi-alerts')
+    ->dailyAt('09:00')
+    ->appendOutputTo(storage_path('logs/scheduler.log'))
+    ->onSuccess(function () {
+        \Illuminate\Support\Facades\Log::info('✅ stat:check-kpi-alerts 스케줄러 실행 성공', ['time' => now()]);
+    })
+    ->onFailure(function () {
+        \Illuminate\Support\Facades\Log::error('❌ stat:check-kpi-alerts 스케줄러 실행 실패', ['time' => now()]);
+    });