Trust Centre
Why customers trust MarketSizer
Not marketing - evidence. Every item below is a fact you can verify, download, or ask us to demonstrate.
Last updated: 6 July 2026
Irish incorporated companyOperated by Tamcalc Limited, an Irish private company limited by shares under the Companies Act 2014.
Independently verifiableCRO No. 738699 and D-U-N-S 986144356 - two identifiers procurement teams recognise.
EU legal footingGoverned by Irish law; primary supervisory authority is the Irish Data Protection Commission.
EU-based primary infrastructurePrimary production systems are hosted within the European Economic Area.
Article 28 DPA availableA signable Data Processing Agreement covering processor terms, subprocessors and transfer safeguards - downloadable, not gated.
Transparent subprocessor listOur full subprocessor list is published, with purpose, region and transfer mechanism for each.
GDPR documentation publishedPrivacy Policy, Terms, Subprocessor List and GDPR Self-Attestation are all downloadable directly.
No special-category dataWe do not intentionally process special categories of personal data.
90-day contact retentionEnriched business-contact personal data is automatically anonymised after 90 days.
Security architecture documentedTenant isolation, encryption in transit and at rest, secrets management, change control and monitoring.
SOC 2 Type II roadmapWe are preparing for a SOC 2 Type II examination; the report will be shared under NDA on completion.
Clear disclosure and contactA responsible-disclosure process and dedicated security@ and compliance@ contacts.
See the full Trust Centre, our subprocessor list and responsible-disclosure policy, or download our DPA and GDPR Self-Attestation. Questions? compliance@marketsizer.io.
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