Middesk

Middesk

Business identity platform for KYB automation

Overview

Middesk provides a business identity platform that automates Know Your Business (KYB) checks to give a comprehensive, accurate view of customers. Clients access data via APIs and a configurable dashboard. It differentiates itself with an API-first, scalable KYB automation that delivers a single trusted view tailored to onboarding and risk checks. Its goal is to help financial institutions and tech companies speed up onboarding, reduce manual work, and stay compliant.

YC Company

About Middesk

Simplify's Rating
Why Middesk is rated
B-
Rated B on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

Data & Analytics

Enterprise Software

Financial Services

Company Size

51-200

Company Stage

Series B

Total Funding

$77.1M

Headquarters

South San Francisco, California

Founded

2019

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Simplify's Take

What believers are saying

  • Corporate Central launched Middesk to automate credit-union onboarding on January 22, 2026.
  • Middesk launched multi-state lien filing on April 8, 2026, widening compliance workflows.
  • Middesk introduced Business Connections on May 7, 2026 and international coverage in summer 2026.

What critics are saying

  • Middesk sued Baselayer in March 2025 over trade secrets in New York.
  • Partner-led distribution exposes Middesk to channel conflicts and slower enterprise sales cycles.
  • If IRS or Secretary of State data access tightens, Middesk's core verification breaks.

What makes Middesk unique

  • Middesk builds KYB on IRS and Secretary of State primary records across 50 states.
  • Its orchestration layer reconciles discrepancies automatically, reducing manual compliance review for lenders.
  • Prefill delivers verified business data in under 600 milliseconds during onboarding.

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Funding

Total Funding

$77.1M

Above

Industry Average

Funded Over

4 Rounds

Series B funding is typically for startups that have proven their business model and need more funding to expand rapidly—often by entering new markets or adding more products. Investors are usually venture capital firms that specialize in later-stage investments.
Series B Funding Comparison
Above Average

Industry standards

$35M
$45M
Linktree
$57M
Middesk
$65M
Substack
$100M
ClickUp

Benefits

Medical, dental, & vision coverage

Unlimited PTO

Stock-options

401(k)

Parental leave

Hybrid work

Growth & Insights and Company News

Headcount

6 month growth

-4%

1 year growth

-1%

2 year growth

-4%
Business Wire
Jun 2nd, 2026
Boosted.ai names Jackie Wylie as CMO to scale agentic AI platform for investors

Boosted.ai, a leader in agentic AI for investment management, has appointed Jackie Wylie as chief marketing officer. Wylie brings over 15 years of B2B and SaaS marketing leadership experience, with expertise in scaling technology companies during growth phases. Most recently, Wylie served as head of marketing and sales development at Middesk, where she helped triple annual recurring revenue. She previously held the CMO position at Textio and senior marketing roles at Smartsheet, Hewlett Packard Enterprise and Microsoft. The appointment comes as Boosted.ai expands its AI platform across hedge funds, asset managers and institutional investment platforms. Headquartered in Toronto and New York, the company is backed by Portage Ventures, Ten Coves Capital, Spark Capital and RBC.

Greenlite
Jun 27th, 2025
Streamlining KYB: Greenlite AI Partners with Middesk to Accelerate Due Diligence

Streamlining KYB: Greenlite AI partners with Middesk to accelerate due diligence.

PR Newswire
Jun 17th, 2025
Inc. Names Middesk To Its 2025 Best Workplaces List

Business identity company honored for building a culture of ownership, innovation, and impactSAN FRANCISCO, June 17, 2025 /PRNewswire/ -- Middesk, the business identity platform trusted by hundreds of financial institutions, announced today that it has been named to Inc.'s 2025 Best Workplaces list, recognizing companies with exceptional cultures that drive innovation and performance.This year's list, featured on Inc.com, reflects a comprehensive measurement and evaluation of American companies that stand out amongst others in creating exceptional workplaces and company cultures."We believe the best companies are built by teams that think like owners," said Kyle Mack, Middesk's co-founder and CEO. "At Middesk, that mindset drives how we hire, how we work, and how we grow. This recognition reflects the ambition, talent, and hustle that our team brings to solving hard problems, together."The award selection process, conducted by Quantum Workplace, included a rigorous employee survey assessing management effectiveness, workplace perks, professional development opportunities, and overall company culture. Company benefits were also independently audited to determine overall scores and rankings."Inc.'s Best Workplaces program celebrates the exceptional organizations whose workplace cultures address their employees' welfare and needs in meaningful ways," says Bonny Ghosh, editorial director at Inc. "As companies expand and adapt to changing economic forces, maintaining such a culture is no small feat. Yet these honorees have not only achieved it—they continue to elevate the employee experience through thoughtful benefits, engagement, and a deep commitment to their teams." To view the full list of winners, visit Inc.com.Middesk provides the critical data and infrastructure financial institutions and B2B platforms need to verify, onboard, and grow their business customer base

PR Newswire
Mar 20th, 2025
Middesk Named A 2025 Fast Company World'S Most Innovative Company

Leading Business Identity Platform Recognized for Revolutionizing Business Verification and Risk AssessmentNEW YORK, March 18, 2025 /PRNewswire/ -- Middesk , a premier business identity platform, today announced it has been named to Fast Company's prestigious list of the World's Most Innovative Companies for 2025. Each year, Fast Company spotlights the companies redefining industries through technology and bold innovation. This recognition highlights Middesk's pivotal role in modernizing Know-Your-Business (KYB) for financial institutions, fintechs, marketplaces, and beyond.As financial institutions and businesses face rising fraud risks and increasingly complex compliance requirements, Middesk is leading the way with a suite of products that enable companies to verify business legitimacy, assess risk with confidence, and make faster, more informed decisions. Middesk helps financial institutions and businesses reduce fraud, accelerate onboarding, and unlock new revenue opportunities while meeting compliance obligations."Being named one of the World's Most Innovative Companies is a testament to Middesk's relentless focus on solving one of the biggest challenges in business today—trust," said Kyle Mack , CEO and co-founder of Middesk. "Verification isn't just about compliance—it's a competitive advantage. Our mission is to provide instant access to all of the data, insights, and documents needed to onboard and transact with any business in the world

Snappt
Feb 5th, 2025
Snappt Strengthens Fraud Detection with Know Your Business (KYB) Checks

Now, by partnering with Middesk, Snappt is taking its fraud detection efforts to the next level.

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