Bolster AI is a Cybersecurity company based in Los Altos, CA. It has raised $40M in total funding. Latest round: Series B.
Bolster AI is a Cybersecurity company based in Los Altos, CA. Bolster AI has raised $40M in total disclosed funding. That places its disclosed total in the $25M–$100M range. Its most recent disclosed round is a Series B announced in May 2024. The round record for Bolster AI runs through 2024; nothing later has been disclosed. Investors on record include M12, Thomvest Ventures, Crosslink Capital, Liberty Global Ventures, Cheyenne Ventures, Cervin Ventures and 1 others. 7 distinct backers are named across the disclosed rounds.
We update the Bolster AI record whenever a new round is filed or announced, so the totals above track the public record rather than estimates. Related Cybersecurity companies in Los Altos and their backers are listed below.
Company funding database · Investor directory · Founder database · Mega-rounds 2026
The Startup Fundraising Platform
Raise funds for your startup
Find the right investors and get real replies — instantly, powered by AI.
Takes 30 seconds · No credit card · Cancel anytime
Slide-by-slide guide