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Sub-Processors List

Effective from February 18, 2026

This page lists the third-party sub-processors that TPSCheck.uk (operated by Visian Systems) engages to process personal data on behalf of our customers. This list is maintained in accordance with our Data Processing Agreement.

We only share personal data with sub-processors to the extent necessary to provide our services. Each sub-processor is contractually bound to process data in accordance with applicable data protection laws.

Infrastructure & Hosting

Sub-Processor Purpose Data Processed Location
DigitalOcean, LLC Cloud infrastructure and hosting All customer data (application hosting, database storage) United States (global data centres)
Cloudflare, Inc. CDN, DDoS protection, DNS, and Turnstile CAPTCHA IP addresses, request metadata, CAPTCHA verification tokens United States (global edge network)

Payment Processing

Sub-Processor Purpose Data Processed Location
Stripe, Inc. Payment processing, subscription billing, and invoicing Name, email address, payment card details, billing address United States

Email Services

Sub-Processor Purpose Data Processed Location
Brevo (Sendinblue) Transactional email delivery Email addresses, email content (verification, notifications, alerts) France (EU)
Mailgun (Sinch Email) Transactional email delivery Email addresses, email content (verification, notifications, alerts) United States

TPS & CTPS Data Sources

Sub-Processor Purpose Data Processed Location
TPS Online (REaD Group Ltd) Telephone Preference Service register lookups and daily updates Telephone numbers United Kingdom
CTPS Online (REaD Group Ltd) Corporate Telephone Preference Service register lookups and daily updates Telephone numbers United Kingdom

Security & Fraud Prevention

Sub-Processor Purpose Data Processed Location
SignupGate (Highware Solutions) Email risk assessment and fraud prevention during sign-up Email addresses Switzerland

Monitoring & Error Tracking

Sub-Processor Purpose Data Processed Location
Sentry (Functional Software, Inc.) Application error monitoring and performance tracking IP addresses, browser/device information, error context data United States

Customer Support

Sub-Processor Purpose Data Processed Location
Help Scout, Inc. Customer support chat and help desk Name, email address, support conversation content United States

Analytics & Geolocation

Sub-Processor Purpose Data Processed Location
Google LLC Website analytics (Google Analytics / Tag Manager) IP addresses, device information, browsing behaviour, cookies United States
Kloudend, Inc. (ipapi.co) IP address geolocation IP addresses United States
BigDataCloud Pty Ltd Reverse geocoding IP addresses Australia

Legal & Compliance

Sub-Processor Purpose Data Processed Location
GetTerms (General Labs) Legal document hosting and cookie consent management User consent records, cookies United States

Changes to this list

We may update this sub-processor list from time to time as our service evolves. Where our Data Processing Agreement requires it, we will notify affected customers before engaging a new sub-processor, giving them the opportunity to object.

If you have questions about our sub-processors, please contact us at support@tpscheck.uk.

© 2026 Visian Systems — TPSCheck.uk