TOGETHER WE’VE BACKED 100+ FEMALE FOUNDERS CREATING $BILLIONS IN VALUE

Logo of "X Factor Ventures" with a green X and black text.

Pre-Seed and Seed stage capital for companies companies created by women and mixed gender founding teams. We support ambitious founders with the "X Factor" - the insight and drive to build the next billion-dollar company and are one of the most active funds investing in companies founded by women and mixed-gender teams.

Collectively we have founded 28 companies, raised over $600M in venture capital, and hired thousands of team members. As investors, we have supported over 100 new companies across multiple sectors that have raised hundreds of millions in follow-on capital.

"Flybridge" text in bold, dark blue letters on a transparent background.

Flybridge is a seed-stage venture capital firm with a sharp focus on artificial intelligence—investing in the infrastructure, agentic systems, and applied AI companies shaping the future of how we work, build, and live. Based in Boston and New York, we’ve been backing founders for over two decades, with a track record that includes multiple IPOs and billions in enterprise value.

We were early investors in companies like MongoDB (IPO, $30B+), BitSight, Chief, and Shortwave, and continue to support emerging stars like Arcee. Through market cycles and technical shifts, we bring deep expertise, a trusted network, and day-one conviction to the founders we back.

We’re proud to support the 100 Women in AI campaign and celebrate the innovators shaping the future of the field.