diff --git a/app/analyzer/itglue/applications/[id]/page.tsx b/app/analyzer/itglue/applications/[id]/page.tsx
index 4df64eb..0204c4b 100644
--- a/app/analyzer/itglue/applications/[id]/page.tsx
+++ b/app/analyzer/itglue/applications/[id]/page.tsx
@@ -23,6 +23,7 @@ import {
   CheckCircle2,
   Undo2,
 } from 'lucide-react';
+import { useUserTimezone } from '@/lib/hooks/use-user-timezone';
 import { useSession } from '@/lib/auth-client';
 
 interface FieldRow {
@@ -157,6 +158,7 @@ export default function ApplicationAuditPage({
 }: {
   params: Promise<{ id: string }>;
 }) {
+  const tz = useUserTimezone();
   const { id } = use(params);
   const { data: session } = useSession();
   const role = (session?.user as { role?: string } | undefined)?.role ?? 'user';
@@ -408,7 +410,7 @@ export default function ApplicationAuditPage({
             <CardTitle className="text-base">
               Audit findings
               <span className="ml-2 text-xs text-muted-foreground font-normal">
-                {new Date(audit.generated_at).toLocaleString()}
+                {new Date(audit.generated_at).toLocaleString(undefined, { timeZone: tz })}
                 {' · '}
                 {audit.provider === 'openrouter' ? 'DeepSeek' : 'Claude'}
                 {audit.estimated_cost_usd !== null
@@ -717,7 +719,7 @@ export default function ApplicationAuditPage({
                       </Badge>
                     </p>
                     <p className="text-xs text-muted-foreground mt-1">
-                      {new Date(w.performed_at).toLocaleString()}
+                      {new Date(w.performed_at).toLocaleString(undefined, { timeZone: tz })}
                     </p>
                     <p className="text-xs mt-1 break-words">
                       <span className="text-muted-foreground">Before: </span>
@@ -776,7 +778,7 @@ export default function ApplicationAuditPage({
                   className="py-2 flex items-center justify-between text-sm"
                 >
                   <span className="text-muted-foreground">
-                    {new Date(h.generated_at).toLocaleString()}
+                    {new Date(h.generated_at).toLocaleString(undefined, { timeZone: tz })}
                     {' · '}
                     {h.provider === 'openrouter' ? 'DeepSeek' : 'Claude'}
                   </span>
diff --git a/app/analyzer/itglue/applications/page.tsx b/app/analyzer/itglue/applications/page.tsx
index 08ac8f4..0f50df5 100644
--- a/app/analyzer/itglue/applications/page.tsx
+++ b/app/analyzer/itglue/applications/page.tsx
@@ -7,6 +7,7 @@ import { Badge } from '@/components/ui/badge';
 import { Skeleton } from '@/components/ui/skeleton';
 import { Alert, AlertDescription, AlertTitle } from '@/components/ui/alert';
 import { Input } from '@/components/ui/input';
+import { useUserTimezone } from '@/lib/hooks/use-user-timezone';
 
 interface ApplicationRow {
   id: string;
@@ -32,6 +33,7 @@ function scoreBadgeVariant(
 }
 
 export default function ApplicationsListPage() {
+  const tz = useUserTimezone();
   const [rows, setRows] = useState<ApplicationRow[] | null>(null);
   const [error, setError] = useState<string | null>(null);
   const [filter, setFilter] = useState('');
@@ -126,7 +128,7 @@ export default function ApplicationsListPage() {
                           {' · '}
                           last audited{' '}
                           {r.latestAudit.generatedAt
-                            ? new Date(r.latestAudit.generatedAt).toLocaleDateString()
+                            ? new Date(r.latestAudit.generatedAt).toLocaleDateString(undefined, { timeZone: tz })
                             : 'unknown'}
                           {' '}
                           (
diff --git a/app/analyzer/itglue/configurations/[id]/page.tsx b/app/analyzer/itglue/configurations/[id]/page.tsx
index 55c7ee1..c7556ac 100644
--- a/app/analyzer/itglue/configurations/[id]/page.tsx
+++ b/app/analyzer/itglue/configurations/[id]/page.tsx
@@ -25,6 +25,7 @@ import {
   Server,
 } from 'lucide-react';
 import { useSession } from '@/lib/auth-client';
+import { useUserTimezone } from '@/lib/hooks/use-user-timezone';
 
 interface FieldRow {
   id: string;
@@ -136,6 +137,7 @@ export default function ConfigurationAuditPage({
   params: Promise<{ id: string }>;
 }) {
   const { id } = use(params);
+  const tz = useUserTimezone();
   const { data: session } = useSession();
   const role = (session?.user as { role?: string } | undefined)?.role ?? 'user';
   const canWrite = role === 'admin' || role === 'super-admin';
@@ -390,7 +392,7 @@ export default function ConfigurationAuditPage({
             <CardTitle className="text-base">
               Audit findings
               <span className="ml-2 text-xs text-muted-foreground font-normal">
-                {new Date(audit.generated_at).toLocaleString()}
+                {new Date(audit.generated_at).toLocaleString(undefined, { timeZone: tz })}
                 {' · '}
                 {audit.provider === 'openrouter' ? 'DeepSeek' : 'Claude'}
                 {audit.estimated_cost_usd !== null
@@ -685,7 +687,7 @@ export default function ConfigurationAuditPage({
                       </Badge>
                     </p>
                     <p className="text-xs text-muted-foreground mt-1">
-                      {new Date(w.performed_at).toLocaleString()}
+                      {new Date(w.performed_at).toLocaleString(undefined, { timeZone: tz })}
                     </p>
                     <p className="text-xs mt-1 break-words">
                       <span className="text-muted-foreground">Before: </span>
@@ -738,7 +740,7 @@ export default function ConfigurationAuditPage({
               {history.map((h) => (
                 <li key={h.id} className="py-2 flex items-center justify-between text-sm">
                   <span className="text-muted-foreground">
-                    {new Date(h.generated_at).toLocaleString()}
+                    {new Date(h.generated_at).toLocaleString(undefined, { timeZone: tz })}
                     {' · '}
                     {h.provider === 'openrouter' ? 'DeepSeek' : 'Claude'}
                   </span>
diff --git a/app/analyzer/itglue/configurations/page.tsx b/app/analyzer/itglue/configurations/page.tsx
index f793e27..ffe7ee0 100644
--- a/app/analyzer/itglue/configurations/page.tsx
+++ b/app/analyzer/itglue/configurations/page.tsx
@@ -7,6 +7,7 @@ import { Badge } from '@/components/ui/badge';
 import { Skeleton } from '@/components/ui/skeleton';
 import { Alert, AlertDescription, AlertTitle } from '@/components/ui/alert';
 import { Input } from '@/components/ui/input';
+import { useUserTimezone } from '@/lib/hooks/use-user-timezone';
 
 interface ConfigurationRow {
   id: string;
@@ -34,6 +35,7 @@ function scoreBadgeVariant(
 }
 
 export default function ConfigurationsListPage() {
+  const tz = useUserTimezone();
   const [rows, setRows] = useState<ConfigurationRow[] | null>(null);
   const [error, setError] = useState<string | null>(null);
   const [filter, setFilter] = useState('');
@@ -127,7 +129,7 @@ export default function ConfigurationsListPage() {
                         <>
                           {' · '}last audited{' '}
                           {r.latestAudit.generatedAt
-                            ? new Date(r.latestAudit.generatedAt).toLocaleDateString()
+                            ? new Date(r.latestAudit.generatedAt).toLocaleDateString(undefined, { timeZone: tz })
                             : 'unknown'}
                           {' '}
                           (
diff --git a/app/analyzer/itglue/sites/[companyId]/page.tsx b/app/analyzer/itglue/sites/[companyId]/page.tsx
index 0b6c98b..d98de26 100644
--- a/app/analyzer/itglue/sites/[companyId]/page.tsx
+++ b/app/analyzer/itglue/sites/[companyId]/page.tsx
@@ -7,6 +7,7 @@ import { Skeleton } from '@/components/ui/skeleton';
 import { Alert, AlertDescription, AlertTitle } from '@/components/ui/alert';
 import { RmmScriptPicker } from '@/components/rmm/rmm-script-picker';
 import { Server } from 'lucide-react';
+import { useUserTimezone } from '@/lib/hooks/use-user-timezone';
 
 interface SiteInfo {
   companyId: string;
@@ -45,6 +46,7 @@ export default function SiteDiscoveryPage({
   params: Promise<{ companyId: string }>;
 }) {
   const { companyId } = use(params);
+  const tz = useUserTimezone();
   const [info, setInfo] = useState<SiteInfo | null>(null);
   const [executions, setExecutions] = useState<ExecRow[] | null>(null);
   const [error, setError] = useState<string | null>(null);
@@ -209,7 +211,7 @@ export default function SiteDiscoveryPage({
                       </p>
                       <p className="text-xs text-muted-foreground mt-0.5">
                         {e.targetHostname ?? '—'} ·{' '}
-                        {new Date(e.queuedAt).toLocaleString()}
+                        {new Date(e.queuedAt).toLocaleString(undefined, { timeZone: tz })}
                       </p>
                     </div>
                   </div>
diff --git a/app/analyzer/queue/page.tsx b/app/analyzer/queue/page.tsx
index 6178fe2..a9ca728 100644
--- a/app/analyzer/queue/page.tsx
+++ b/app/analyzer/queue/page.tsx
@@ -8,8 +8,10 @@ import { Skeleton } from '@/components/ui/skeleton';
 import { Alert, AlertDescription, AlertTitle } from '@/components/ui/alert';
 import { AlertTriangle } from 'lucide-react';
 import type { PersistedAnalysis } from '@/lib/types/analyzer';
+import { useUserTimezone } from '@/lib/hooks/use-user-timezone';
 
 export default function AnalyzerQueuePage() {
+  const tz = useUserTimezone();
   const [analyses, setAnalyses] = useState<PersistedAnalysis[] | null>(null);
   const [error, setError] = useState<string | null>(null);
 
@@ -100,7 +102,7 @@ export default function AnalyzerQueuePage() {
                         </ul>
                       )}
                       <p className="text-xs text-muted-foreground mt-1">
-                        {new Date(a.triggeredAt).toLocaleString()}
+                        {new Date(a.triggeredAt).toLocaleString(undefined, { timeZone: tz })}
                       </p>
                     </div>
                     <div className="flex flex-col items-end gap-1 shrink-0">
diff --git a/app/analyzer/reports/[id]/page.tsx b/app/analyzer/reports/[id]/page.tsx
index e690cbd..106a8f9 100644
--- a/app/analyzer/reports/[id]/page.tsx
+++ b/app/analyzer/reports/[id]/page.tsx
@@ -13,6 +13,7 @@ import {
   XCircle,
 } from 'lucide-react';
 import { AnalysisMarkdown } from '@/components/analyzer/analysis-markdown';
+import { useUserTimezone } from '@/lib/hooks/use-user-timezone';
 
 type Report = {
   id: string;
@@ -124,6 +125,7 @@ export default function AggregateReportPage({
   params: Promise<{ id: string }>;
 }) {
   const { id } = use(params);
+  const tz = useUserTimezone();
   const [report, setReport] = useState<Report | null>(null);
   const [loading, setLoading] = useState(true);
   const [error, setError] = useState<string | null>(null);
@@ -183,7 +185,7 @@ export default function AggregateReportPage({
                 {report.reportTitle ?? `Aggregate report · ${report.ticketCount} tickets`}
               </CardTitle>
               <p className="text-sm text-muted-foreground">
-                {new Date(report.generatedAt).toLocaleString()}
+                {new Date(report.generatedAt).toLocaleString(undefined, { timeZone: tz })}
                 {report.modelUsed && ` · ${report.modelUsed}`}
                 {report.estimatedCostUsd !== null && (
                   <> · ${report.estimatedCostUsd.toFixed(4)}</>
@@ -196,9 +198,9 @@ export default function AggregateReportPage({
                 {report.dateRangeActual?.earliest && report.dateRangeActual?.latest && (
                   <>
                     {' · '}
-                    {new Date(report.dateRangeActual.earliest).toLocaleDateString()}
+                    {new Date(report.dateRangeActual.earliest).toLocaleDateString(undefined, { timeZone: tz })}
                     {' – '}
-                    {new Date(report.dateRangeActual.latest).toLocaleDateString()}
+                    {new Date(report.dateRangeActual.latest).toLocaleDateString(undefined, { timeZone: tz })}
                   </>
                 )}
               </p>
diff --git a/app/analyzer/reports/page.tsx b/app/analyzer/reports/page.tsx
index 0e855aa..4976d2a 100644
--- a/app/analyzer/reports/page.tsx
+++ b/app/analyzer/reports/page.tsx
@@ -14,6 +14,7 @@ import {
   TableRow,
 } from '@/components/ui/table';
 import { CheckCircle2, XCircle, Loader2 } from 'lucide-react';
+import { useUserTimezone } from '@/lib/hooks/use-user-timezone';
 
 interface ReportSummary {
   id: string;
@@ -27,6 +28,7 @@ interface ReportSummary {
 }
 
 export default function ReportsListPage() {
+  const tz = useUserTimezone();
   const [reports, setReports] = useState<ReportSummary[]>([]);
   const [loading, setLoading] = useState(true);
   const [error, setError] = useState<string | null>(null);
@@ -133,7 +135,7 @@ export default function ReportsListPage() {
                         : `$${r.estimatedCostUsd.toFixed(4)}`}
                     </TableCell>
                     <TableCell className="text-xs text-muted-foreground">
-                      {new Date(r.generatedAt).toLocaleString()}
+                      {new Date(r.generatedAt).toLocaleString(undefined, { timeZone: tz })}
                     </TableCell>
                     <TableCell className="text-right">
                       <Button variant="outline" size="sm" asChild>
diff --git a/app/analyzer/ticket/[ticketNumber]/page.tsx b/app/analyzer/ticket/[ticketNumber]/page.tsx
index 91f5bff..ece97d6 100644
--- a/app/analyzer/ticket/[ticketNumber]/page.tsx
+++ b/app/analyzer/ticket/[ticketNumber]/page.tsx
@@ -15,6 +15,7 @@ import {
 import { PageHeader } from '@/components/navigation/page-header';
 import { Sparkles, Zap } from 'lucide-react';
 import type { PersistedAnalysis } from '@/lib/types/analyzer';
+import { useUserTimezone } from '@/lib/hooks/use-user-timezone';
 
 export default function TicketAnalyzerPage({
   params,
@@ -22,6 +23,7 @@ export default function TicketAnalyzerPage({
   params: Promise<{ ticketNumber: string }>;
 }) {
   const { ticketNumber } = use(params);
+  const tz = useUserTimezone();
   const [analyses, setAnalyses] = useState<PersistedAnalysis[] | null>(null);
   const [error, setError] = useState<string | null>(null);
   const [provider, setProvider] = useState<AnalyzerProvider>('anthropic');
@@ -140,7 +142,7 @@ export default function TicketAnalyzerPage({
                         )}
                       </Link>
                       <p className="text-xs text-muted-foreground mt-1">
-                        {new Date(a.triggeredAt).toLocaleString()}
+                        {new Date(a.triggeredAt).toLocaleString(undefined, { timeZone: tz })}
                         {' · '}
                         {tierLabel}
                         {' · '}${a.estimatedCostUsd.toFixed(4)}
diff --git a/app/analyzer/tickets/page.tsx b/app/analyzer/tickets/page.tsx
index 6be9fcb..54f5f4f 100644
--- a/app/analyzer/tickets/page.tsx
+++ b/app/analyzer/tickets/page.tsx
@@ -39,6 +39,7 @@ import {
   Clock,
 } from 'lucide-react';
 import { toast } from 'sonner';
+import { useUserTimezone } from '@/lib/hooks/use-user-timezone';
 
 type Period =
   | 'today'
@@ -98,7 +99,7 @@ interface FilterOptions {
 const PAGE_SIZE = 50;
 const SELECTION_LS_KEY = 'analyzer:ticket-selection:v1';
 
-function formatRelative(iso: string | null): string {
+function formatRelative(iso: string | null, tz: string): string {
   if (!iso) return '—';
   const d = new Date(iso);
   const diffMs = Date.now() - d.getTime();
@@ -109,7 +110,7 @@ function formatRelative(iso: string | null): string {
   if (diffHr < 24) return `${diffHr}h ago`;
   const diffDays = Math.round(diffHr / 24);
   if (diffDays < 7) return `${diffDays}d ago`;
-  return d.toLocaleDateString();
+  return d.toLocaleDateString(undefined, { timeZone: tz });
 }
 
 function formatAge(days: number | null): string {
@@ -142,6 +143,7 @@ function writeSelection(ids: string[]) {
 }
 
 export default function AnalyzerBrowseTicketsPage() {
+  const tz = useUserTimezone();
   const router = useRouter();
 
   const [period, setPeriod] = useState<Period>('last_30d');
@@ -896,7 +898,7 @@ export default function AnalyzerBrowseTicketsPage() {
                       className="text-xs text-muted-foreground"
                       title={t.lastActivityAtAutotask ?? ''}
                     >
-                      {formatRelative(t.lastActivityAtAutotask)}
+                      {formatRelative(t.lastActivityAtAutotask, tz)}
                     </TableCell>
                     <TableCell className="text-xs truncate max-w-[120px]">
                       {t.assignedResourceName ?? (