Matt Keis is a Managing Director at Gemini Investors, whose known portfolio counts 8 companies.
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Investment focus
Contacts
Affiliated funds' portfolios
Managing Director at Gemini Investors, whose known portfolio counts 8 companies
- Westco Grounds
- Conditioned Air
- TMMG
- Total Care RX
- Uncle John's Pride
- BFC Solutions
- Aero Bending Company
- Dermcare Management
Investor Profile
Matt Keis is listed against sectors Commerce, Hardware, Healthcare and SaaS, and focus areas Aerospace, Automotive, Customer Service and Design in the database.
Stage-wise, the deals at Gemini Investors cluster around Late-Stage, Seed and Series A rounds.
What the affiliated firm has backed is the closest available signal on whether Matt Keis is worth approaching.
Colleagues at Gemini Investors
Robert Menn
Managing Director
Boston, United States
Michelle Kornack
Vice President
Boston, United States
Chris Hughes
Principal
Boston, United States
Jeffrey T. Newton
Managing Director
Wellesley Hills, United States
James Goodman
President
Wellesley Hills, United States
Gus Nassif
Director
Sydney, Australia
Stephanie Wagner
Vice President
San Antonio, United States
David Millet
Managing Director
Boston, United States
Frequently asked questions
Who is Matt Keis?
Matt Keis is a private equity investor and venture debt investor based in Lexington, Massachusetts, United States, listed as Managing Director at Gemini Investors. The known portfolio of that firm counts 8 companies. That portfolio belongs to the firm, not to Matt Keis personally.
What does Matt Keis invest in?
Listed sectors include Commerce, Hardware, Healthcare and SaaS; listed focus areas include Aerospace, Automotive, Customer Service and Design. Those tags come from the portfolios of the firms this profile is attached to, so they read as a record of what has been backed rather than a stated preference for what comes next.
What stage does Matt Keis invest at?
Gemini Investors appears in Late-Stage, Seed and Series A rounds across its known deals, and Matt Keis is listed there as Managing Director. Stage is the strongest single filter when you build a target list: an investor with no record at your stage rarely starts with you.
Which firm is Matt Keis listed at?
Matt Keis is listed as Managing Director at Gemini Investors. 8 other people in the database share a firm with Matt Keis.
How do I contact Matt Keis?
An email address, a phone number and a LinkedIn page are on file for Matt Keis. The address stays masked on this page and is readable inside RaiseHunt after you create an account.
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Data: RaiseHunt investor dataset · Snapshot 5 September 2026 · How this data is built · Report a correction or request removal