# H1

> H1 is a New York-based healthcare data and technology company that maps the world's healthcare professionals, clinical trials and provider networks into a single platform. Founded in 2017 by Ariel Katz and Ian Sax, H1 aggregates billions of data points - peer-reviewed publications, clinical trial records, medical claims and provider directories - so pharmaceutical, biotech, medtech, health-plan and digital-health customers can find the right doctors, run better clinical trials, engage key opinion leaders and keep provider information accurate. Its stated mission is to create a healthier future by making healthcare information and evidence-based medicine accessible globally.

- **Founded:** 2017
- **Headquarters:** New York, New York, United States
- **Founders:** Ariel Katz (CEO & Co-founder), Ian Sax (Co-founder)
- **Team size:** ~460 employees
- **Products:** HCP Universe, Trial Landscape, GenosAI, Prescriber Universe, Intelligence Streams & MDM
- **Notable:** Reached ~460 employees and roughly 200 enterprise customers across 6 continents., Reported adoption by 85% of the top 20 pharmaceutical companies and 9 of the 10 largest US payers., CEO Ariel Katz named to the Forbes 30 Under 30 list (2021).

## Products & services

- **HCP Universe** — Discovery platform for finding healthcare professionals and key opinion leaders with real-time insights from publications, trials and claims - used by medical affairs teams for KOL mapping and engagement.
- **Trial Landscape** — Clinical trial intelligence product that identifies the right sites and physician investigators, benchmarks site performance and supports diversity planning and patient recruitment.
- **GenosAI** — Conversational, ChatGPT-style AI built into Trial Landscape that turns text and data into visual insights, diversity plans, HCP/site biobooks and trial-design deliverables. GenosAI Pro launched for clinical ops leaders.
- **Prescriber Universe** — Commercial solution that identifies top prescribers with detailed profiles and targeting tools for pharma commercial and sales teams.
- **Intelligence Streams & MDM** — On-demand data feeds (Clinical, Medical, Commercial Intelligence Streams) plus master data management to consolidate, unify and standardize HCP and clinical trial data across enterprise systems.
- **H1 for Health Plans & Digital Health** — Provider directory accuracy, roster automation, Network Universe and API solutions - built on the acquired Ribbon Health platform for insurers, provider systems and digital health companies.

## Achievements

- Reached ~460 employees and roughly 200 enterprise customers across 6 continents.
- Reported adoption by 85% of the top 20 pharmaceutical companies and 9 of the 10 largest US payers.
- CEO Ariel Katz named to the Forbes 30 Under 30 list (2021).
- Raised more than $200M in venture funding and reached a reported $773M valuation.
- Acquired Ribbon Health (2025), Faculty Opinions (2022) and Carevoyance (2021) to expand its data footprint.
- Appointed a former FDA Commissioner to its board of directors (2025).

## Latest updates

- **2025-01** — H1 completed its acquisition of Ribbon Health, welcomed a former FDA Commissioner to its board and unveiled its 2025 product roadmap.
- **2024-02** — Released GenosAI Pro, a conversational AI for clinical operations leaders inside Trial Landscape.
- **2022-06** — Secured a $33M Series C extension (total Series C $123M) at a $773M valuation.

## Links

- Website: https://h1.co
- LinkedIn: https://www.linkedin.com/company/h1co
- Twitter/X: https://twitter.com/h1co_
- YouTube: https://www.youtube.com/@h1co
- Instagram: https://www.instagram.com/h1_connected
- Facebook: https://facebook.com/TheH1.co/

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Profile page: https://yespress.io/h1
Published by YesPress — https://yespress.io
Last updated: 2026-07-20