Middesk

Middesk is a business verification (KYB) automation platform that checks TIN and EIN data and business registration in all 50 US states. Founded in 2019, it is based in San Francisco.

Products

The listed products are business identity verification against Secretary of State records and IRS TIN and EIN matching, watchlist and sanctions screening, and industry classification by MCC and NAICS codes. The company states that it automatically assigns an MCC and checks the merchant's web presence when it is onboarded to acquiring.

Customers and coverage

Target customers are PSPs, payment facilitators, B2B fintechs, commercial banks and marketplaces. Coverage is the United States.

Pricing

Middesk is a SaaS subscription with an API tariff. Prices are not published. Payment companies onboarding US merchants usually confirm how unmatched or inconsistent records are flagged, how fast results arrive and how ongoing monitoring is handled after approval.