Business verification and KYB infrastructure for banks, fintechs, lenders, payroll providers, and marketplaces.

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What is Middesk?

Founded in 2019, Middesk is headquartered in San Francisco and New York and verifies 150,000 companies weekly. Its platform provides business identity, screening, registration, underwriting, and monitoring tools for more than 600 customers.

Middesk is a business verification and KYB platform for companies that onboard, assess, and monitor businesses. It combines a dashboard with REST APIs and an MCP server, drawing data from more than 400 government and authoritative sources. Checks cover legal names, DBAs, entity types, formation dates, addresses, good-standing status, ownership, sanctions, adverse media, websites, licenses, tax identifiers, and corporate documents.

The platform extends beyond entity checks into document retrieval, IRS TIN and EIN matching, industry classification, online-presence review, fraud-risk assessment, bankruptcy, lien, judgment, and UCC research, business registration, and ongoing monitoring. Middesk says 70% of verifications resolve without analyst intervention. Coverage is centered on the United States, including all 50 states and Washington, D.C., while international businesses can be returned in a unified format.

Middesk is built for risk and operations teams at financial services, payroll, lending, and marketplace companies rather than occasional self-serve users. Pricing is sales-led and usage-based, with costs shaped by verification volume, monitoring, document retrieval, ownership, and enhanced-data products. Vendr reports observed annual contracts of $10,000–$206,196 and a $14,375 median buyer spend; Middesk publishes no standard plans or free trial.

Key features

Business verification

Checks legal names, DBAs, entity types, formation dates, addresses, and good-standing status against authoritative sources.

Ownership screening

Supports UBO and KYC checks alongside OFAC, sanctions, PEP, adverse-media, and license screening.

Document retrieval

Retrieves corporate records and supports IRS TIN and EIN matching for business onboarding.

Fraud detection

Combines identity, website, industry, and authoritative business data to identify suspicious applications.

Underwriting data

Surfaces bankruptcies, liens, judgments, and UCC filings for credit and risk decisions.

Business registration

Helps register businesses with Secretary of State and tax agencies across U.S. jurisdictions.

Ongoing monitoring

Monitors business information and supports investigations and workflow automation after onboarding.

Middesk pricing

Middesk does not publish standard plan pricing or a self-serve purchase path. Vendr reports observed annual contracts of $10,000–$206,196, with a $14,375 median annual buyer spend. Vendr also reports core verification benchmarks of $2–$5 per verification at 1,000–5,000 monthly requests and low-volume annual minimums commonly between $10,000 and $30,000. These are buyer benchmarks, not Middesk list prices.

PlanPriceWhat's included
CustomQuote-basedPricing varies by volume and productsBusiness verification, monitoring, document retrieval, UBO checks, enhanced data, and registration services priced by usage and product mix

Free trial: No public free trial is listed; buyers are directed to contact sales for a demo.

Pros & cons

Pros

  • Combines KYB, screening, underwriting, registration, and monitoring in one U.S.-focused platform.
  • Connects to more than 400 government and authoritative data sources.
  • Supports dashboard workflows alongside REST API and MCP implementations.
  • Middesk says 70% of verifications resolve without analyst intervention.

Cons

  • Pricing is quote-based, usage-based, and not publicly itemized by plan.
  • There is no publicly documented free trial or self-serve purchase option.
  • International coverage is less central than U.S. business verification.
  • G2 provides only one review, limiting independent product feedback.

Who is Middesk best for?

  • Banks and fintechs that need API-based KYB during onboarding.
  • Lenders that need business data for underwriting and risk decisions.
  • Payroll providers managing multistate business and tax registrations.
  • Marketplaces that need business verification and ongoing monitoring at scale.

Coverage

KYBKYCUBOOFACSanctionsPEP screeningAdverse mediaBusiness registrationTIN matchingEIN matchingFraud preventionUnderwritingUCC filingsOngoing monitoringUnited States

Integrations

SocureAlloyREST APIsMCP server

Notable customers

NovoRhoCheckrMercuryBluevine

Frequently asked questions

How much does Middesk cost?

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Middesk does not publish standard list pricing. Vendr reports observed annual contracts from $10,000 to $206,196, with a $14,375 median and common low-volume annual minimums of $10,000–$30,000.

How does Middesk work, and how long does implementation take?

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Middesk provides a dashboard, REST APIs, and an MCP server for business verification, screening, registration, underwriting, and monitoring. Public materials do not specify a standard implementation timeline, so deployment length depends on the selected workflows, data products, and integration scope.

How does Middesk compare with Alloy?

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Middesk centers on business identity, KYB data, corporate records, registrations, and business underwriting. Alloy can complement it in broader identity and fraud decisioning workflows, while Middesk is the more focused choice for business verification.

What does Middesk integrate with?

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Middesk documents integrations with Socure and Alloy and offers REST APIs and an MCP server. The dashboard provides an alternative for teams that do not need a direct implementation.

Who is Middesk for?

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Middesk is designed for banks, fintechs, lenders, payroll providers, and marketplaces that onboard or monitor businesses. Its usage-based model and operational tooling are suited to teams processing substantial verification volume.

Is Middesk secure and accurate?

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Middesk states that it is SOC 2 Type II compliant and draws from more than 400 government and authoritative sources. It says 70% of verifications resolve without analyst intervention, while G2 has one review.

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