John joined Sixth Street Partners as Senior Advisor in 2018 with a focus on partnering with portfolio company CEOs and management teams to address strategic and operational issues associated with growth.
John brings a 30-year track record of innovation, vision and execution in creating successful businesses. As a multi-time CEO, John raised over $100 million and created over $1.5 billion in shareholder value in partnership with 12 financial sponsors. He’s also served as chairman, non-executive chairman, or director on over 25 boards, including Regulatory DataCorp (RDC) where he served alongside Michael McGinn, Co-Head of Sixth Street’s Capital Solutions business.
He was previously a Managing Director at Bain Capital Ventures, chairman and CEO of M|C Communications, President and CEO of Institutional Shareholder Services (ISS), and held several senior positions at IBM. While at IBM, John was responsible for leading the integration program that brought together 70,000 PWCC and IBM professionals from across 56 countries to create the IBM Business Consulting Group. John also founded two companies, Mainspring, Inc. and Course Technology. Mainspring was established in 1996, and grew from a startup to a publicly traded company that was ultimately purchased by IBM in June 2001. Prior to Mainspring, John founded Course Technology, which was sold to the Thomson Corporation.