Gunderson Dettmer Stough Villeneuve Franklin & Hachigian LLP is an international law firm headquartered in Silicon Valley, California. Established in 1995, the firm specializes exclusively in business law and commercial matters for venture-backed and public technology and life science companies, as well as venture capital investors. Notably, Gunderson Dettmer does not engage in litigation work, focusing instead on corporate law, venture capital law, fund formation, mergers and acquisitions, capital markets, executive compensation, employment, privacy, tax, debt financing, and licensing, strategic partnerships, and commercial transactions.

The firm has experienced significant growth, expanding its presence to include offices in Ann Arbor, Atlanta, Austin, Boston, Los Angeles, New York, San Diego, San Francisco, Beijing, São Paulo, and Singapore. Gunderson Dettmer has been consistently recognized as an elite law firm for emerging companies and venture capital, earning accolades from publications such as Vault.com and U.S. News & World Report.