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Leadder uses the third-party service providers (sub-processors) listed below to process customer data. This list is published for transparency purposes in accordance with GDPR Article 28(2) and KVKK Article 12.

Sub-processor Change Notifications

Subscribe at privacy@leadder.co to receive notifications at least 30 days before a new sub-processor is added or an existing one is replaced. Your right to object is reserved.

Infrastructure & Backend

ProviderLocationPurposeTransfer MechanismPrivacy
Supabase, Inc.USA / EU (Frankfurt)Database (PostgreSQL), authentication, file storageEU SCCs + KVKK Standard ContractPolicy
Vercel, Inc.USA / EU (edge)Frontend hosting, API routes, CDN, Edge FunctionsEU SCCs + KVKK Standard ContractPolicy

Ad Platforms

ProviderLocationPurposeTransfer MechanismPrivacy
Meta Platforms, Inc.USA / EUMeta Marketing API, Lead Ads, Conversions API (CAPI), Business Login OAuthEU SCCs + KVKK Standard ContractPolicy
Google LLCUSA / EUGoogle Ads API, Google Enhanced Conversions, Google OAuthEU SCCs + KVKK Standard ContractPolicy
TikTok Inc.USA / EUTikTok Ads API, TikTok Events APIEU SCCs + KVKK Standard ContractPolicy
LinkedIn Corporation (Microsoft)USA / EULinkedIn Marketing API, LinkedIn CAPIEU SCCs + KVKK Standard ContractPolicy

AI & Language Models

ProviderLocationPurposeTransfer MechanismPrivacy
Anthropic, PBCUSAClaude AI model API: agent strategy, text generationKVKK Standard ContractPolicy

Communication & Notifications

ProviderLocationPurposeTransfer MechanismPrivacy
Resend, Inc.USATransactional email (sign-up, password reset, account notices)KVKK Standard ContractPolicy
Meta Platforms, Inc. (WhatsApp Cloud API)USA / EUWhatsApp business messaging (follow-up flows)EU SCCs + KVKK Standard ContractPolicy

Payments

ProviderLocationPurposeTransfer MechanismPrivacy
Stripe, Inc.USA / EUSubscription and payment processingEU SCCs + KVKK Standard ContractPolicy

Analytics & Advertising Measurement

ProviderLocationPurposeTransfer MechanismPrivacy
Google LLC (Google Tag Manager, Google Analytics, Google Ads etiketleri)USA / EUWebsite usage analytics and ad conversion measurement; loaded only after analytics or marketing cookie consent is givenEU SCCs + KVKK Standard ContractPolicy

Monitoring & Observability

ProviderLocationPurposeTransfer MechanismPrivacy
Sentry (Functional Software, Inc.)USAError tracking and performance monitoringKVKK Standard ContractPolicy

Last updated: 2026-10-16 · To receive notifications about changes, write to privacy@leadder.co.