Flatiron Health

About Flatiron Health

Financials

Dated, source-cited figures. Estimates are marked.

Products by Flatiron Health

All products by Flatiron Health reviewed by our AI panel of experts.

Flatiron HealthAI Healthcare

Oncology data and technology to accelerate cancer research

Free8.2/10

How Our Review Panel Scores Flatiron Health

Six independent reviewer personalities assessed Flatiron Health's product on their own terms. They disagreed by 1.6 points — The Finance Lead was the hardest to convince, The Domain Strategist the most positive.

Averaged across 1 reviewed product in our catalog. Scores are out of 10.

Competitive Landscape

Who Flatiron Health competes with, and how they differ.

Tempus6.9/10

Tempus competes directly in oncology real-world data and clinical genomics, combining sequencing/diagnostics with data licensing, whereas Flatiron focuses primarily on curated EHR-derived oncology datasets and clinical trial matching without its own lab/diagnostics business.

1 product reviewed on TopReviewed

PathAI7.9/10

PathAI targets pathology-specific AI for biomarker and diagnostic analysis, a narrower technical scope than Flatiron's broader oncology data and research platform spanning EHR abstraction, trials, and analytics.

1 product reviewed on TopReviewed

Paige.ai7.9/10

Paige focuses on computational pathology and cancer diagnostics imaging AI, competing for pharma/pathology partnerships rather than Flatiron's EHR-based real-world evidence generation.

1 product reviewed on TopReviewed

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IQVIA

IQVIA is a much larger, diversified life-sciences data and CRO company offering real-world evidence and clinical trial services across all therapeutic areas, competing with Flatiron for pharma data-licensing and RWE contracts at greater scale.

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Komodo Health7.6/10

Komodo Health provides broader multi-therapeutic real-world healthcare data and analytics (not oncology-specific), competing with Flatiron for pharma clients seeking real-world evidence across disease areas.

1 product reviewed on TopReviewed

Company Timeline

Key milestones in Flatiron Health's history, with sources.

1. August 2024Milestone

   Roche explores divesting Flatiron Health six years after $1.9B buyout

   The Financial Times reported Roche was working with Citigroup to assess options including a full or partial sale, six years after acquiring Flatiron; ownership had reportedly deterred rival drugmakers from adopting the platform.

   fiercehealthcare.com
2. Feb 15, 2018Acquisition

   Roche acquires Flatiron Health for $1.9B

   Roche paid $1.9 billion for the roughly 87% of Flatiron Health it did not already own, following its earlier stake from the 2016 Series C; Flatiron continued operating as a separate legal entity.

   healthcaredive.com
3. Jan 6, 2016Funding

   Series C — $175M led by Roche

   Roche led a $175 million Series C round for Flatiron, taking a 12.6% equity stake and a board seat as part of a strategic partnership, valuing the company at $1.2 billion; Allen & Company, Baillie Gifford and Casdin Capital also participated.

   fiercebiotech.com
4. May 7, 2014Funding

   Series B — $130M led by Google Ventures

   Flatiron raised $130 million in a Series B round led by Google Ventures, with First Round Capital and LabCorp also participating, bringing total funding to $138 million.

   techcrunch.com
5. May 7, 2014Acquisition

   Acquires oncology EMR company Altos Solutions

   Flatiron acquired Altos Solutions, maker of the OncoEMR oncology-specific electronic medical record system used by over 1,300 clinicians, alongside its Series B raise.

   medcitynews.com
6. Jan 15, 2013Funding

   Series A — $8M led by Google Ventures

   Flatiron Health raised $8 million in a Series A round led by Google Ventures, with First Round Capital, LabCorp and a group of angel investors participating.

   techcrunch.com
7. 2012Founded

   Founded by Nat Turner and Zach Weinberg

   Flatiron Health was founded in 2012 by Nat Turner and Zach Weinberg, who had previously sold their ad-tech company Invite Media to Google in 2010.

   techcrunch.com