Bret Wiener is a Founder & CEO at Gemspring Capital, whose known portfolio counts 9 companies.
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Investment focus
- Stage
- Late-Stage
- Focus
- Enterprise SaaS
Contacts
Affiliated funds' portfolios
Founder & CEO at Gemspring Capital, whose known portfolio counts 9 companies
- Wireless Vision
- AeroMed Group
- Carr & Duff
- Residence
- Shrieve Chemical
- Sitemetric
- Sparkstone
- Telna
- Transport Investments
Investor Profile
Bret Wiener is listed against sectors Consumer, Hardware, Healthcare and SaaS, and focus area Enterprise SaaS in the database.
Gemspring Capital appears in Late-Stage rounds across its known deals.
What the affiliated firm has backed is the closest available signal on whether Bret Wiener is worth approaching.
Colleagues at Gemspring Capital
Showing 20 of 25
Hart Callahan
Managing Director
New York, United States
Karl Rodger
Managing Director
Charlotte, United States
Connor O'Byrne
Managing Director
Los Angeles, United States
Jay Reynolds
Managing Director
New York, United States
Aron Grossman
Managing Director
Westport, United States
Matthew Shuman
Managing Director
Westport, United States
Clay Cole
Managing Director
Greenwich, United States
Yadel O.
Investor
New York City, United States
Chirag Hirawat
Principal
New York, United States
Andrew Smith
Vice President
Los Angeles, United States
Alexander Shakibnia
Managing Director
Westport, United States
Michael McCulloch
Head of Research
Boston, United States
Thomas Henry
Principal
New York City, United States
Howy Fang
Principal
New York, United States
Greg Barnes
Principal
United States
Charles Fraas
Managing Director
Westport, United States
Geoff Broglio
Managing Director
Westport, United States
Glenn Stevens
Managing Director
Westport, United States
John Ross
Principal
New York, United States
Zubin Malkani
Managing Director
Los Angeles, United States
Frequently asked questions
Who is Bret Wiener?
Bret Wiener is a private equity investor based in Westport, Connecticut, United States, listed as Founder & CEO at Gemspring Capital. The known portfolio of that firm counts 9 companies. That portfolio belongs to the firm, not to Bret Wiener personally.
What does Bret Wiener invest in?
Listed sectors include Consumer, Hardware, Healthcare and SaaS; listed focus areas include Enterprise SaaS. 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 Bret Wiener invest at?
Gemspring Capital appears in Late-Stage rounds across its known deals, and Bret Wiener is listed there as Founder & CEO. 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 Bret Wiener listed at?
Bret Wiener is listed as Founder & CEO at Gemspring Capital. 25 other people in the database share a firm with Bret Wiener.
How do I contact Bret Wiener?
An email address, a phone number and a LinkedIn page are on file for Bret Wiener. 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