Phil Siegel, Chairman

Phil Siegel serves as a Board Member of GIACT and is a Managing Partner at Tritium Partners. Prior to co-founding Tritium, Phil was a General Partner at Austin Ventures where he spent 14 years building the firm’s Growth Equity practice. Phil was also a Partner at The Boston Consulting Group (BCG), where he spent 11 years primarily focused on the Consumer and Retail and Financial Services client practices. Prior to BCG, Phil was a senior analyst at BBDO in Chicago. Phil received his BA and MBA from the University of Chicago.


John Chaney, Board Member

John serves as Senior Advisor to GIACT and is the Co-Founder of TeleCheck Services, which delivered industry-leading check acceptance, processing, and risk analytics services to merchants and financial institutions. He served as Chairman and CEO of TeleCheck for two decades building a national, multi-hundred-million-dollar company, which he sold to First Data Corporation in 1992. John continued his career with FDC as a group President until 1999. He then served as CEO of PreCash, a provider of payment services to more than 3 million consumers moving nearly $3 billion in payments annually, and remains on the board as Chairman of the Compliance Committee.


Siddharth N. (Bobby) Mehta, Senior Advisor

Bobby serves as Senior Advisor to GIACT and is the former President and CEO of TransUnion, a global provider of credit and information management services, from 2007 through 2012. From 1998 to 2007 Bobby held a variety of senior positions at Household International, HSBC Finance Corporation, and HSBC North America Holdings, including CEO of HSBC North America Holdings, CEO of HSBC Finance Corporation, and Group Executive (Credit Cards) at Household International. Prior to that he was a SVP at the Boston Consulting Group and Co-Head of the firm’s North American Financial Services Practice. He is currently on the boards of AllState Insurance, TransUnion, Datacard, Piramal Enterprises, and AvantCredit.


Matt Bowman

Matt Bowman, Board Member

Matt Bowman serves as a Board Member of GIACT and is a Partner at Tritium Partners. Prior to joining Tritium, Matt was a private equity investor at Pritzker Group in Chicago and at Austin Ventures where he spent almost a decade in the Growth Equity practice. Matt was also an investment banker at MHT Midspan and RBC Capital Markets focusing on corporate finance and M&A transactions in the services and technology sectors. Matt received his BS with High Honors from Brigham Young University.


Melissa Townsley

Melissa Townsley, CEO & Co-Founder

As one of GIACT’s two founders, Melissa has led GIACT since its founding and is responsible for setting the strategic direction for the company. With deep expertise in payment processing, risk mitigation and compliance, Melissa identified the need in the market for a new approach to identify and eliminate payments fraud as multiple industries increasingly began to rely on digital payments. Under her leadership, GIACT has grown to include a client roster of over 1,000 companies, many of them in the Fortune 500. Prior to founding GIACT in 2004, Melissa held a broad range of leadership positions across multiple departments including sales, customer service, claims payments and more during a 17-year career in the insurance industry. While the COO of iPromotion, she led new business development while it rapidly grew to $100 million in annual revenue in its first 18 months of operation. Outside of GIACT, Melissa is active in several nonprofits focused on improving the lives of children both locally and internationally. She has helped raise money to build schools in developing countries, send thousands of children to summer camp, and provide children in need with clothing, school supplies, and other essentials.


Merlin Bise

Merlin Bise, CTO & Co-Founder

Merlin is one of GIACT’s founders and is the technology visionary responsible for driving new product development. As a widely-recognized thought leader in the payments industry, Merlin applies his holistic understanding of payments and risk to create innovative solutions that have a proven track record for proactively identifying fraud and reducing payment risk. With deep experience in network security, infrastructure design, encryption, risk modelling, and designing and building risk engines, Merlin has spent much of his career combatting multiple types of payments and identity fraud. Prior to founding GIACT, Merlin was the chief technology innovator behind multiple successful businesses, including the first fully encrypted peer-to-peer video conferencing platform and a digital imaging solution for enterprise healthcare providers. Merlin is actively involved in coaching youth sports programs and volunteering in the Allen area.