Our Firm


David A. Breach

Chief Operating Officer & Chief Legal Officer | Vista Equity Partners | San Francisco

David A. Breach joined Vista Equity Partners in 2014 and serves as Vista’s Chief Operating Officer and Chief Legal Officer. Mr. Breach is a Principal of Vista and also serves on Vista Private Equity Funds’ Investment Committees.

Prior to joining Vista, Mr. Breach was a Senior Corporate Partner with the law firm Kirkland & Ellis, where his practice focused on the representation of private equity funds in all aspects of their business. Mr. Breach was a member of Kirkland’s 15-person Global Executive Management Committee and was a founding partner of Kirkland’s San Francisco office. During Mr. Breach’s tenure, Kirkland’s Northern California practice grew to approximately 130 lawyers. Mr. Breach received numerous professional accolades while at Kirkland, including being named a “Law 360 MVP of the Year” for Private Equity in 2013 and a Chambers “Tier 1” rated lawyer for Private Equity Mergers and Acquisitions. Mr. Breach is a member of the State Bars of California, Illinois, and Michigan.



B.B.A. in Marketing, Eastern Michigan University
J.D., University of Michigan, magna cum laude, Order of the Coif

Executive Office Associate

Diane D'Angelo