NEWCaplight raises a $16M Series A, led by BlackRock and Fin Capital →
Skip to main content
Caplight Logo









WindSail Capital Group

WindSail Capital Group

Boston, Massachusettswindsailcapital.com

Overview

WindSail Capital Group is a leading provider of growth capital to companies advancing energy innovation and sustainability across a wide range of industries . WindSail's unique investment approach provides companies with flexible financing solutions that facilitate growth while minimizing dilution . WindSail typically invests $2 million to $5 million in each transaction in the form of a secured loan .

Year Founded

2013

AUM

$196.3M

Portfolio Companies

17

Investments

WindSail Capital Group investments
CompanyDateStageLead
NanoramicNov 2025Series 1Co-investor
BrightlyDec 2024Seed-
NanoramicDec 2024Early FundingCo-investor
Stafl SystemsJun 2024VC RoundLead
Axiom CloudFeb 2024Corporate FundingLead

Key People

Ian Bowles

Co-Founder and Managing Director

Sector & Stage Mix

Industry, funding stage, and valuation band breakdowns.

Premium
SeedSeries ASeries BGrowth

Unlock portfolio analytics

Sign up to view full sector, stage, and valuation breakdowns for this investor.

Investment Activity

Yearly cadence, pace, and funding raised over time.

Premium
2021
2022
2023
2024
2025
2026

Unlock portfolio analytics

Sign up to explore yearly investment trends and funding raised over time.

FAQ

Firmographic Details

HeadquartersBoston, Massachusetts
Year Founded2013
AUM$196.3M

Institutional Data Access

Join leading institutional investors using Caplight to access private market data, discover pricing, and execute secondary block trades.

Requires verified institutional or accredited status.