H1

Summary active Updated May 31, 2026

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Location New York, NY
Founded 2017
Latest Stage Growth
Total Raised $40M+

Investors

Deena Shakir Series B (2020)
Lux Capital Series B (2020)

Founders

Ariel Katz Co-Founder & CEO

About

H1 is a New York-based AI-powered healthcare-information platform that helps pharmaceutical, health-plan, health-system, and technology customers identify and engage the right physicians across critical clinical and commercial workflows, co-founded and led by CEO Ariel Katz 1234. H1 reports 85% of the top 20 pharma companies and 9 of the top 10 health plans as customers; recent CVS Health collaborations include a new AI model that substantially improved healthcare-provider directory accuracy 14. The $40M round announced May 28, 2026 was led by CVS Health Ventures (Partner Justin Brock); other participants were not disclosed and the round follows multiple operational collaborations between H1 and CVS Health 1234. H1 turned cash-flow and EBITDA profitable in 2025 and is forecasting over 40% growth in 2026; the company was last valued at $750M in November 2021 when it raised a $100M round led by Altimeter Capital 2.

Funding History

Date Round Amount Lead Co-investors
2026-05-28 Growth $40M CVS Health Ventures 1234

What Investors Say

“CVS Health has a long-standing commitment to improving access to care and this collaboration represents another step in our mission to develop industry-leading solutions that simplify the healthcare experience.”

— Justin Brock, Partner, CVS Health Ventures 4

What Founders Say

“This collaboration with CVS Health Ventures further enables H1 to achieve its mission of connecting the world to the right doctor.”

— Ariel Katz, Co-Founder & CEO, H1 14

“I don’t worry about Claude ever doing what we do.”

— Ariel Katz, Co-Founder & CEO, H1, TechCrunch interview, May 28, 2026 2

Sources


  1. GlobeNewsWire, “H1 Receives $40M Investment in Round Led by CVS Health Ventures,” May 28, 2026. Accessed June 2026. https://www.globenewswire.com/news-release/2026/05/28/3303059/0/en/h1-receives-40m-investment-in-round-led-by-cvs-health-ventures.html

  2. TechCrunch, “H1 secures $40M from CVS, proving SaaS startups can still attract investment,” May 28, 2026. Accessed June 2026. https://techcrunch.com/2026/05/28/h1-secures-40m-from-cvs-proving-saas-startups-can-still-attract-investment/

  3. Dealroom, “H1 raises $40M from CVS Health Ventures,” May 2026. Accessed May 2026. https://app.dealroom.co/news/note/h1-raises-40m-from-cvs-health-ventures

  4. H1, “H1 Receives $40M Investment from CVS Health Ventures,” official press release, May 28, 2026. Accessed June 2026. https://h1.co/press/h1-receives-40m-investment-in-round-led-by-cvs-health-ventures/