Our Team

Mark Bean is a principal at Thomas H. Lee Partners. Mr. Bean is currently a director of Alfresco Software, Inc. and Nextech.

Prior to joining Thomas H. Lee Partners, Mr. Bean worked as a vice president at Sorenson Capital with a focus on technology in industries including financial services, education and healthcare. Prior to Sorenson Capital, he worked at L.E.K. Consulting in Boston where he developed growth strategies and conducted growth equity and LBO due diligence.

Mr. Bean earned a B.A., magna cum laude, in Economics from Brigham Young University and an M.B.A. from Harvard Business School.

Timothy R. Ferris is a senior associate at Thomas H. Lee Partners. Prior to joining Thomas H. Lee Partners, Mr. Ferris worked as an analyst in the Financial Institutions Group at Morgan Stanley in New York.

Mr. Ferris holds a B.A. in Economics, magna cum laude, from Boston College.

James Gammill is an associate at Thomas H. Lee Partners.  Prior to joining Thomas H. Lee Partners, Mr. Gammill worked as an analyst in the Technology, Media & Telecom Group and an associate in the Office of the Chairman at Goldman Sachs in New York.

Mr. Gammill holds a B.S. in Economics from the Wharton School at the University of Pennsylvania.

Eliza Guild is an associate at Thomas H. Lee Partners.  Prior to joining Thomas H. Lee Partners, Ms. Guild worked as an analyst in the Exclusive Sales M&A Group at Barclays in New York.

Ms. Guild holds a B.A. in Economics from Harvard University.

Eric S. Lin is a vice president at Thomas H. Lee Partners. Prior to joining Thomas H. Lee Partners, Mr. Lin worked as a senior associate at Angelo, Gordon & Co. in New York, where he focused on investments in the financial & business services and consumer industries.

Mr. Lin holds a B.B.A., with high distinction, from the Stephen M. Ross School of Business at the University of Michigan and an M.B.A. from the Wharton School of the University of Pennsylvania.

Camyar Matini is an associate at Thomas H. Lee Partners.  Prior to joining Thomas H. Lee Partners, Mr. Matini worked as an investment banking analyst in the Industrials Group at Lazard Frères & Co. in New York.

Mr. Matini holds a B.A. in Economics from Yale University.

Mr. Matini is actively involved in the Boston chapter of Big Brothers Big Sisters of America.

Kevin Mok is an associate at Thomas H. Lee Partners.  Prior to joining Thomas H. Lee Partners, Mr. Mok worked as an analyst in the Technology, Media & Telecom Group at Goldman Sachs in New York.

Mr. Mok holds a B.S. in Management with a concentration in Finance, summa cum laude, from the Carroll School of Management at Boston College.

Mr. Mok is actively involved in the Boston community with Social Venture Partners, the Young Professionals Committee of Goodwill Massachusetts, and Big Brothers Big Sisters.

Jason Peng is an associate at Thomas H. Lee Partners.  Prior to joining Thomas H. Lee Partners, Mr. Peng worked as an analyst in the Global Natural Resources Group at Barclays in New York.

Mr. Peng holds a B.S. in Applied Economics from the Wharton School at the University of Pennsylvania.

Ganesh B. Rao is a managing director at Thomas H. Lee Partners. Prior to joining Thomas H. Lee Partners, Mr. Rao worked at Morgan Stanley & Co. Incorporated in the Financial Institutions Group.

Mr. Rao is currently a director of Dun & Bradstreet, Black Knight Financial Services, Ceridian HCM Holding Inc., Hightower Advisors, AmeriLife Group, Auction.com, MoneyGram International and a board observer at Guaranteed Rate. His prior directorships include Comdata, Nielsen and Ten-X Commercial.

Mr. Rao holds a B.A., summa cum laude, in Economics from Duke University and an M.B.A. from Harvard Business School.

Alec S. Ren is an associate at Thomas H. Lee Partners. Prior to joining Thomas H. Lee Partners, Mr. Ren worked as an analyst at Evercore in New York.

Mr. Ren holds a B.A. in Biology and a B.S. in Economics with a concentration in Finance, magna cum laude, from the University of Pennsylvania.

Mr. Shahnasarian is a principal at Thomas H. Lee Partners.  Mr. Shahnasarian is currently a director of AmeriLife Group, LLC and Prime Risk Partners.  Prior to joining Thomas H. Lee Partners, Mr. Shahnasarian worked as a senior associate for Bernhard Capital Partners in Baton Rouge, LA where he was involved in all facets and stages of deal execution.

Mr. Shahnasarian holds a B.S. in Finance & Accounting, magna cum laude, from Florida State University, and a MSc. in Accounting and Finance, with Merit, from The London School of Economics.

Angela Shen is an associate at Thomas H. Lee Partners.  Prior to joining Thomas H. Lee Partners, Ms. Shen worked as an analyst in the Mergers and Acquisitions Group at Evercore in New York.

Ms. Shen holds a B.S. in Commerce & B.A. in Economics from the McIntire School of Commerce from the University of Virginia.

Ms. Shen is actively involved with Boston Cares.

Matthew Siatczynski is an associate at Thomas H. Lee Partners. Prior to joining Thomas H. Lee Partners, Mr. Siatczynski worked as an analyst in the Technology M&A Group at Lazard Freres & Co. in Boston.

Mr. Siatczynski holds a B.B.A. in Finance and Economics from the Mendoza College of Business at the University of Notre Dame.

Ravi Sinha is an associate at Thomas H. Lee Partners. Prior to joining Thomas H. Lee Partners, Mr. Sinha worked as an analyst in the Financial Institutions Group at J.P. Morgan Chase & Co. in New York.

Mr. Sinha holds a B.A. in Mathematics and Economics, cum laude, from Columbia University.

Mr. Sinha is actively involved with MassRobotics, Minds Matter Boston, and serves on the Board of the Columbia Young Alumni Association.

Tabish Valliani is an associate at Thomas H. Lee Partners.  Prior to joining Thomas H. Lee Partners, Mr. Valliani worked as an analyst in the Telecommunications M&A Group at Evercore in New York.

Mr. Valliani holds a B.S. in Business Administration with concentrations in Finance & Accounting, with honors, from the Tepper School of Business at Carnegie Mellon University.

Mr. Ahluwalia is an executive advisor to Thomas H. Lee Partners. He brings over twenty-five years of operating and financial services experience with a proven track record of building, fixing and growing businesses, most recently in wealth management. Mr. Ahluwalia has provided strong leadership in a number of different roles including COO, CEO and President, and Chief Risk Officer. Mr. Ahluwalia is currently a director of Hightower Advisors and was a co-founder of 280 CapMarkets.

Prior to joining Thomas H. Lee Partners, Mr. Ahluwalia was an advisor and COO at Ovo Cosmico, Inc., a VC-backed start-up with a mission of making credit affordable and accessible everywhere. He was also president and CEO of AssetMark, Inc., where he focused the company’s strategy on growth through advisor engagement, improved execution, and product and service innovations. As President and CEO of GE Private Asset Management and Genworth Wealth Management, he transformed the unit from a boutique business to one with industry-leading profitability. He previously served as a Senior Vice President at GE Insurance and Chief Risk Officer at GE Edison Life Insurance.

Mr. Ahluwalia holds an M.S. cum laude from New Jersey Institute of Technology, a B.S. of Computer Science from New York University College of Arts and Sciences, and a B.E. of Electrical Engineering from Cooper Union.

Since 2011, Mr. Ahluwalia has served as the President of the board of Ensaaf, whose mission is to fight crimes against humanity in India, with a special focus on Punjab, by documenting abuses, bringing perpetrators to justice, and organizing survivors.

A.J. Axelrod is an executive advisor to Thomas H. Lee Partners.  He brings extensive experience developing and executing high impact strategies across companies and industries with deep experience in Payments, Vertical SaaS and Marketplaces to the firm.

Prior to joining Thomas H. Lee Partners, Mr. Axelrod founded a consulting practice focused on providing strategic and operating advice to payments and software companies as well as diligence and operating advice to Private Equity and Venture Capital firms. Previously, Mr. Axelrod was a senior director leading the Payments, Strategy and Operations group at MINDBODY Inc., where he held global responsibility for developing and implementing strategies, processing relationships, product development and go to market activities for MINDBODY’s payments business. Previously, Mr. Axelrod also played key roles in Visa Inc.’s Digital Solutions group. Mr. Axelrod started his career at Accenture Plc where he was a consultant in the firm’s Corporate Strategy and Mergers & Acquisitions practice.

Mr. Axelrod holds a B.S. in Human and Organizational Development from Vanderbilt University.

Mr. DeGruttola is an executive advisor to Thomas H. Lee Partners.  He brings over 34 years of experience innovating and transforming insurance technology to the firm.  Mr. DeGruttola held a number of senior leadership roles in operations and technology for the Commercial, Personal Lines, and Life/Annuity Business units at Liberty Mutual Group.

Prior to joining Thomas H. Lee Partners, Mr. DeGruttola was the Senior Vice-President & Chief Information Officer of Liberty Mutual Groups’ US Consumer Markets Unit, where he led the implementation of several technology firsts including an award-winning online sales & service eCommerce platform, a master customer data management solution and several others. While there, he led an organizational transformation as well as the technology platform’s transition from an on-premise, service-oriented-architecture to a cloud-based, microservices architecture with automated pipelines.  In addition to his technology leadership, Mr. DeGruttola partnered with the Liberty Mutual Strategic Venture Committee in evaluating investments and funding for InsTech business and technology investment opportunities.

Prior to this role at Liberty Mutual, Mr. DeGruttola was Senior Vice-President and Manager of Operations positions in both their Personal Lines and Commercial Insurance Strategic Business Units.  In these roles, he was the executive responsible for strategic system development initiatives as well as running several operations including billing, receivable management, policy administration, regulatory statistical filings, residual commercial auto and workers compensation underwriting and others.  He retired from Liberty Mutual in July 2018.

Mr. DeGruttola holds a B.S. in Biology, cum laude, from Westminster College.

Mr. DeGruttola is a founding and current member of the Friends of Stonebridge Charity and previously served on the Greater Seacoast United Way Board.

Adam J. Wiesel is a business development advisor within the Financial Services vertical.  Prior to joining Thomas H. Lee Partners, Mr. Wiesel worked for over a decade as a long short equity portfolio manager and analyst covering the business services,  IT services, financial technology and software industries at hedge funds such as Standard Pacific Capital, SAC Capital Advisors and North Bay Capital.  Prior to embarking on his investing career, Mr. Wiesel was a professional hockey player in the Montreal Canadiens organization.

Mr. Wiesel holds a B.S. in Engineering and Finance from Clarkson University and an M.B.A from Cornell University.