Venture capital firm

WindSail Capital Group

Provider of growth financing to energy innovation and sustainability companies that limits dilution for owners

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TrustList summary

WindSail Capital Group provides growth capital to companies that advance energy innovation and sustainability. Its financing is flexible and designed to help a business grow while keeping dilution for existing owners low.

Services

Growth capital: funding for expansion that does not require institutional capital to be in place.
Flexible financing: structures built around the company rather than a standard template.
Portfolio support: says it stays involved with the businesses it funds.

Who it works with

The firm works with companies across a wide range of industries that contribute to the clean economy. It says it serves market segments that are underserved by other lenders. Recent news on its site covers portfolio businesses in mining robotics, building materials and mobility rewards.

Key facts

Focus: clean economy and energy innovation.
Approach: growth capital with less dilution, delivered by a team with deep energy-industry knowledge.

Summary written by TrustList from the business's own published information, Sep 2026.

Categories & features

Rankings

WindSail Capital Group is ranked on 1 TrustList ranking at #36.

Every ranking orders its listings by their reviews, how complete the profile is and the Trust Score. WindSail Capital Group has no reviews yet and 3 of the 10 profile details we look for. Where no listing on a page has been reviewed, the order follows the profiles alone.

Venture capital firm · 1 ranking

#36of 41
Climate tech investors
It is one of 3 here listing series b and one of 7 here listing series a.
Of the 41 here, 14 also cover energy and 8 also cover artificial intelligence; 6 also work in London and 5 also work in New York City.
Behind VNT Management, ahead of Wittington Ventures.

As of 2026-10-31. Organic ranks only; sponsored placements are never ranks. How TrustList ranks