ReadMe helps companies improve developer experience (DX) by creating interactive, centralized hubs for API documentation. The platform includes features like OpenAPI integration, live API testing, code samples, and usage analytics — enabling teams to streamline developer onboarding and maintain high-quality API experiences.
Region: North America
Xoom
Xoom is a digital money transfer company that allows users to securely transfer money online. Xoom went public in 2013 and was then acquired by PayPal in 2015.
A Fidelity Ventures investment. Fidelity Ventures was a venture capital investment group affiliated with F-Prime until 2010.
Neo4j
Neo4j is the leading graph database platform that drives innovation and competitive advantage at Airbus, Comcast, eBay, NASA, UBS, Walmart and more. Thousands of community deployments and more than 300 customers harness connected data with Neo4j to reveal how people, processes, locations and systems are interrelated. Using this relationships-first approach, applications built using Neo4j tackle connected data challenges including artificial intelligence, fraud detection, real-time recommendations and master data.
An Eight Roads investment. Eight Roads is F-Prime’s sister venture capital investment group, with which F-Prime collaborates on investments outside of the Americas and Europe.
* Denotes activity with the investment team prior to joining F-Prime.
Denali Therapeutics
Denali Therapeutics (NASDAQ:DNLI) is dedicated to defeating neurodegenerative diseases through rigorous therapeutic discovery and development.
Precision Biosciences
Precision Biosciences (NASDAQ:DTIL) is developing a gene-editing platform based on their proprietary ARCUS nuclease for multiple applications with a focus on human therapeutics.
Quartet Health
Quartet Health is developing care coordination software and services designed to improve clinical outcomes and reduce the cost of care for patients where behavioral health is the primary or a comorbid condition. Quartet Health was acquired by NeuroFlow in 2025.
Caribou Biosciences
Caribou (NASDAQ: CRBU) is a leading company in CRISPR genome editing founded by pioneers of CRISPR-Cas9 biology. Caribou’s proprietary technologies put the company at the forefront of the development of new medical therapies.
Semma Therapeutics
Semma Therapeutics is a regenerative medicine company founded to develop transformative stem cell-derived therapies to provide a functional cure for patients with diabetes. This company was acquired by Vertex in 2019.
Stride Health
Stride Health is an early-stage healthcare IT company developing a multi-carrier, private health insurance marketplace for the individual segment.
TraceLink
TraceLink the world’s largest Track and Trace Network for connecting the life sciences supply chain and providing real-time information sharing for better patient outcomes.