Mercury Fund
Mercury Fund is an early-stage venture capital firm based in Houston, Texas, founded in 2005. The firm focuses on investing in disruptive technology startups that are transforming core industries, particularly those located outside of Silicon Valley. Mercury Fund emphasizes support for entrepreneurs in Middle America, including Texas and the Central U.S., and targets sectors such as financial services, healthcare, energy, and manufacturing. The firm employs an operationally-focused investment strategy, utilizing the proprietary Mercury Method to evaluate startups. It typically leads Seed and Per Crunchbase, Mercury Fund has made 127 investments, 51 as lead investor across 73 portfolio companies, with 20 exits including 1 IPOs.
Investing activity
Mercury Fund has made 127 investments according to Crunchbase across 73 portfolio companies, and has led 51 rounds and seen 20 exits, 1 of them by IPO.
Mercury Fund appears in 3 AI deals tracked by the Lounge deals desk. The rounds are mostly Seed, with a median round size of $4M and the largest at $5M. The most recent are BRANDRANK.AI (Seed, $5.1M, Jul 2026), Dreambase (Seed, $3.7M, Apr 2026) and Rowan (Seed, $3.3M, Mar 2026).
Mercury Fund most often invests alongside QCA Ventures, Grit Capital Partners, Tech Square Ventures and John Costello, and the companies it backs on Lounge are mostly in AI.
Deals
Frequently asked questions about Mercury Fund
What AI companies has Mercury Fund invested in?
Mercury Fund's AI investments include BRANDRANK.AI, Dreambase and Rowan. The 3 rounds on Lounge are listed on this page with amounts, dates and co-investors.
Where is Mercury Fund based?
Mercury Fund is based in Houston, Texas, United States.
What stage does Mercury Fund invest at?
In the rounds tracked on Lounge, Mercury Fund has invested at Seed, with a median round of $4M.
Who does Mercury Fund co-invest with?
Mercury Fund's most frequent co-investors on Lounge are QCA Ventures (1 deal), Grit Capital Partners (1 deal), Tech Square Ventures (1 deal), John Costello (1 deal) and John Pepper (1 deal).
How can founders reach Mercury Fund?
Founders on Lounge can see Mercury Fund's contact details in AI Investor Contacts (paid plans), check for a warm introduction through members who worked with the firm under Warm Paths, and add Mercury Fund to their Investor Pipeline to track the conversation.