Windward Ventures is a venture capital firm based in San Diego, California, specializing in providing capital and management assistance to early-stage, high-growth companies in Southern California. Founded in 1997, the firm focuses on sectors such as information technology, telecommunications, electronics, semiconductors, systems engineering, software, internet infrastructure, data storage, and medical devices. Windward Ventures typically invests between $3 and $5 million in its portfolio companies, often taking a minority stake with board representation.

Notable investments include Astute Networks, Akonix Systems, Occam Networks, and Troika Networks. Although the firm ceased making new investments in June 2008, it continues to manage its existing portfolio and offers advisory services to entrepreneurs and investors.