Our Team

John Warnken-Brill - Chief Financial Officer

John Warnken-Brill joined Vista Equity Partners in September 2006.

Prior to joining Vista, John was the Vice President of Finance at Blum Capital Partners, a San Francisco based private equity firm managing approximately $3.5 billion in assets and commitments. While at Blum, John had responsibility for financial operations, trading operations, and limited partner reporting and helped establish several new partnerships.

Before working with Blum, John was the Chief Financial Officer of Putnam Lovell Group, Inc., a San Francisco based investment banking and private equity firm focusing on the asset management industry.

John is a CPA and has held various finance positions with Charles Schwab, Nextel, and Price Waterhouse.


B.S. in Business Administration, Accounting and Finance, Haas School of Business, University of California at Berkeley


Adrienne Hafner
(415) 364-5664