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Investment Summary

Mainsail Partners Invests In FieldFlo

On October 24, 2025, growth capital firm Mainsail Partners invested in software company FieldFlo

Investment Highlights
  • This is Mainsail Partners’ 18th transaction in the Software sector.
  • This is Mainsail Partners’ 50th transaction in the United States.
  • This is Mainsail Partners’ 3rd transaction in Colorado.

Investment Summary
Date 2025-10-24
Target FieldFlo
Sector Software
Investor(s) Mainsail Partners
Deal Type Growth Capital

Target

FieldFlo

Denver, Colorado, United States
FieldFlo is a project and safety management software platform built for specialty subcontractors in high-compliance industries. The company simplifies project management, compliance tracking, and field reporting with an intuitive, mobile-first platform. Enabling contractors to stay audit-ready and operate more efficiently, it helps companies save time, reduce risk, and improve safety performance. FieldFlo is based in Denver, Colorado.

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Investor(S) 1

Investor

Mainsail Partners

San Francisco, California, United States

Investor Investor Investor Investor Investor

Category Growth Capital Firm
Founded 2003
PE ASSETS 2.2B USD
Size Large
Type Sector Focused
DESCRIPTION

Mainsail Partners is a private equity firm that principally targets investments in North American bootstrapped software companies with proven business models and long-term growth potential. Mainsail looks commit $10 to $75 million of equity capital per transaction in businesses generating annual revenues of $4 to $25 million. Mainsail Partners was formed in 2003 and is based in San Francisco, California.

DEAL STATS #
Overall 51 of 51
Sector: Software M&A 18 of 18
Type: Growth Capital M&A Deals 43 of 43
State: Colorado M&A 3 of 3
Country: United States M&A 50 of 50
Year: 2025 M&A 4 of 4
PREVIOUS DEAL
DATE TARGET DEAL TYPE VALUE
2025-10-21 CourtReserve

St. Augustine, Florida, United States

CourtReserve is a club management software platform that simplifies operations from court scheduling to memberships, payments, and mobile experiences. CourtReserve was founded in 2016 and is based in St. Augustine, Florida.

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