Stony Lonesome Capital

VC firm · Tampa, FL

Verified active in the last 12 monthsSEC-registered adviser

Venture firm based in Tampa, FL. Most recent fund on file: STONY Lonesome Capital IV LP ($150M offering), filed Aug 2025. Partners sit on the boards of 2 startups that raised recently.

“Pathfinder Solutions Group is a solutions-based consulting firm that was established exclusively to work with the Venture backed portfolio companies of Stony Lonesome Group. Pathfinder assists Stony Lonesome Group to deliver on its “Mentor Capital” value proposition.” (from the firm’s website)

Stages: Seed
Typical check (est.): $1.5M–$4.5M
Latest fund: $150M · Aug 2025
Last verified activity: Jan 2026

Focus

Defense & AerospaceHealthcareB2B Software

Recent portfolio activity

Vita Inclinata Technologies
Board seat · CO
Jan 2026
Relentless Health
Board seat · NV
Jun 2025

Funds and vehicles on SEC file

STONY Lonesome Capital IV LP
Fund · $150M offering
Aug 2025
STONY Lonesome Capital Special Reserve II LP
Fund · $100M offering
Sep 2023
Stony Lonesome Capital III LP
Fund · $10M offering
May 2023

Sources

SEC Form D: STONY Lonesome Capital IV LPAug 19, 2025
SEC Form D: STONY Lonesome Capital Special Reserve II LPSep 15, 2023
SEC Form D: Stony Lonesome Capital III LPMay 18, 2023
SEC adviser record: STONY Lonesome Advisors LLCSep 14, 2026
Firm websiteOct 12, 2026

Profile last verified Oct 12, 2026. Is this you? Correct or remove this profile.