Winter Street Ventures
Venture capitalActively deployingBoston · 1 people tracked
Find your way into Winter Street Ventures
1 people in our graph share verified history with the Winter Street Ventures team — schools, employers, funds. One of them is your warm intro.
Fund manager profile
Winter Street Ventures is a venture fund manager based in Boston. SEC filings show 1 venture fund on record, most recently Winter Street Ventures Fund I LP ($75M offering) filed June 2026.
Source: SEC EDGAR Form D filings. Firm website data not yet available.
Team · 1 people
from public directoriesWhat they invest in
from 2 of 2 portfolio companiesHealthtech ×2Consumer ×1SaaS ×1
HQs:United States×1
Investments · 2 tracked
founders shown can be your intro path
Thrive Mobile provides affordable wireless plans through the Lifeline program, powered by SafetyNet Wireless, with plans starting at $0/month and integrated health resources for low-income users.
ConsumerHealthtechSaaS
Co-investors25MadisonPrimetime PartnersCVS Health VenturesFrist Cressey Ventures
Other
Tracked investments with no reachable website or further public details — typically companies that wound down, renamed, or were absorbed.
Rows marked “SEC filing” are inferred from directors named on the company's SEC Form D — public regulatory data, not a portfolio list published by the firm.
Frequently asked questions
- Where is Winter Street Ventures located?
- Winter Street Ventures is headquartered in Boston, US.