• Andrew Thomas

• Senior Managing Director, Head of Communications, Global ex-Europe
• Investment Team

Andrew is a Senior Managing Director with Stonepeak and is Head of Communications, Global ex-Europe. Prior to joining Stonepeak, Andrew worked at Pacific Equity Partners and McKinsey & Company.

Andrew received a Master of Business Administration from Harvard Business School, as well as a Bachelor of Economics (First Class Honors and University Medal) and Bachelor of Laws (First Class Honors) from the University of Sydney.

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• Christie Ting

• Vice President
• Investor Relations

Christie is a Vice President in Co-Investment with Stonepeak. Before joining Stonepeak, Christie was a Vice President in the investment banking group at Goldman Sachs, where she focused on the Technology, Media and Telecom sectors and corporate board advisory services. Prior to Goldman, Christie worked at Matterport, a real estate tech company, and PIMCO, where she oversaw investments for financial institutions clients.

Christie received a Bachelor of Arts, cum laude, from the School of Public and International Affairs at Princeton University and a Master of Business Administration from MIT Sloan School of Management.

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• Caitlin Tom

• Vice President, Finance
• Operations & Finance

Caitlin is a Vice President with Stonepeak. Before joining Stonepeak, Caitlin was a Senior Associate at PwC within the Asset Management – Investment Management group.

Caitlin received a Bachelor of Science in Management with concentrations in Finance and Accounting from Boston College and is a Certified Public Accountant in New York and a Chartered Alternative Investment Analyst.

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• Andy Truong

• Vice President
• Investment Team

Andy is a Vice President with Stonepeak. Before joining Stonepeak, Andy was an Associate at Goldman Sachs in the Global Natural Resources team, where he primarily focused on the infrastructure and energy sectors while working in Sydney, Perth and New York.

Andy received a Bachelor of Commerce from the University of Western Australia.

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• Dan Tseng

• Managing Director, Legal
• Legal & Compliance

Dan Tseng is a Managing Director in Legal with Stonepeak. Prior to joining Stonepeak, Dan was the Chief Administrative Officer and General Counsel at CircleUp. Before CircleUp, Dan worked at Two Sigma and The Travelers Group in senior legal roles and at Simpson Thacher & Bartlett as a Senior Associate in the Private Equity Funds and M&A groups.

Dan received a Juris Doctorate from Northwestern University School of Law.

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• Astha Ummat

• Director, ESG
• ESG & Corporate Development

Astha is a Director with Stonepeak in ESG and has responsibility for leading the firm’s ESG and sustainability strategy and execution. Before joining Stonepeak, Astha was Vice President, ESG Investment Management at Temasek, where she led ESG integration for the firm’s North America and EMEA investments. Prior to Temasek, she was Head of ESG at Centerbridge Partners, where she focused on the firm’s global private equity, credit, and real estate investment platforms. Astha is also an Environmental Defense Fund Climate Corps Fellowship alumnus, and previously held roles with the Indian federal government on energy and climate change policy and sustainable infrastructure investments, the United Nations Entity for Gender Equality and the Empowerment of Women, and the International Labor Organization, after starting her career at Google.

Astha received a Master of Public Administration from Columbia University, as well as a Master of Science in Environmental and Resource Economics from TERI School of Advanced Studies, India, and a Bachelor of Arts in Mathematics from the University of Delhi, India.

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• Arun Varanasi

• Principal
• Investment Team

Arun is a Principal with Stonepeak. Before joining Stonepeak, Arun was a Director with Credit Suisse Asset Management (CSAM) in the Credit Investments Group, where he focused on private credit. Prior to CSAM, he worked within private credit at Carlyle, Fifth Street Asset Management, and Prudential Private Capital.

Arun received a Bachelor of Science in Finance from Rutgers University and is a Chartered Financial Analyst.

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• Douglas Wallach

• Senior Managing Director
• Investment Team

Douglas is a Senior Managing Director with Stonepeak in the Capital Markets group. Before joining Stonepeak, Douglas worked at Blackstone, focusing on its debt capital markets activities. Prior to Blackstone, Douglas worked at Kirkland & Ellis as an Associate concentrating his practice on debt finance and private equity.

Douglas received a Bachelor of Arts in Political Science from New York University. He also received a Juris Doctorate from Fordham University School of Law.

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• Adam Weinstock

• Managing Director
• Investment Team

Adam is a Managing Director with Stonepeak. Before joining Stonepeak, Adam was a Partner at FitzWalter Capital where he helped establish the firm and led investments across multiple sectors. Prior to FitzWalter, he spent 12 years at Macquarie Group, where he was a Managing Director and founding member of the Macquarie Principal Finance business unit.

Adam received a Bachelor of Laws and Bachelor of Commerce in Finance from the University of New South Wales.

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• Sarah Weissman

• Principal, Legal
• Legal & Compliance

Sarah is a Principal in Legal with Stonepeak. Before joining Stonepeak, Sarah was an Associate in the Mergers & Acquisitions group at Davis Polk & Wardwell LLP.

Sarah received a Juris Doctorate from New York University School of Law and a Bachelor of Arts from Northwestern University.

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• Nikolaus Woloszczuk

• Senior Managing Director
• Investment Team

Nikolaus is a Senior Managing Director with Stonepeak. Before joining Stonepeak, Nikolaus was Global Chief Investment Officer for Macquarie Principal Finance, a business unit he co-founded and built since 2009. Prior to Macquarie, Nikolaus co-founded Park Street Partners and worked at BC Partners and the Boston Consulting Group.

Nikolaus received a Bachelor of Arts first class in Economics & Management from Oxford University.

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• Kama Wong

• Vice President
• Investor Relations

Kama is a Vice President with Stonepeak.  Before joining Stonepeak, Kama was an Associate in BlackRock’s Financial Institutions Group. She was responsible for developing and maintaining relationships with insurance clients. Kama joined BlackRock’s Institutional Client Business as a Graduate Analyst in 2016, in which she provided support in relationships with sovereign wealth funds, insurers, pensions and endowments.

Kama holds a Bachelor Degree in Business Administration, with concentrations in Marketing and Finance, from The Chinese University Hong Kong.

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• Stanley Wong

• Director, Information Technology
• Operations & Finance

Stanley is a Director in Information Technology with Stonepeak. Before joining Stonepeak, Stanley was a Regional IT Manager at Donnelley Financial Solutions, where he provided IT Infrastructure support and supervised the day-to-day technical support activities. Prior to Donnelley, he worked at NTT Com Asia in consultant roles.

Stanley received a Bachelor of Arts in Computing from The Hong Kong Polytechnic University.

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• Brenden Woods

• Senior Managing Director, Head of Product Management
• Investor Relations

Brenden is a Senior Managing Director and Head of Product Management with Stonepeak. Prior to joining Stonepeak, Brenden was a Partner at StepStone, where he founded and led the firm’s infrastructure and real assets business. Brenden was also a Managing Director at Macquarie Group, where he held various infrastructure asset management roles. Earlier in his career, Brenden worked at British Gas, Anglian Water, EY and Andersen.

Brenden received a Bachelor of Financial Administration from the University of New England in Australia.

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• James Wyper

• Senior Managing Director, Head of US Private Equity and Head of Transportation & Logistics
• Investment Team

James is a Senior Managing Director and is Head of US Private Equity and Head of Transportation & Logistics with Stonepeak. Prior to joining Stonepeak, James was a member of Credit Suisse’s Global Energy group, where he focused on the power and renewables sectors.

James received a Bachelor of Arts in Economics from Yale University.

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• David Xia

• Principal
• Investment Team

David is a Principal with Stonepeak. Before joining Stonepeak, David was a Vice President at Oak Hill Advisors, a New York based alternative asset manager focused on high yield and distressed credit investments. Prior to Oak Hill Advisors, David worked in the private equity group at Angelo Gordon. David started his career at Moelis & Company as a generalist in its investment banking group.

David received a Bachelor of Science in Finance and Business Economics from Indiana University.

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• Layton Xu

• Vice President
• Investment Team

Layton is a Vice President with Stonepeak. Before joining Stonepeak, Layton was an Associate at PSP Investments in the Infrastructure Group, where he primarily focused on the utilities, transportation, and telecommunications sectors.

Layton received a Bachelor of Commerce from McMaster University

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• Alice Yang

• Vice President
• Investment Team

Alice is a Vice President with Stonepeak. Before joining Stonepeak, Alice was an Analyst at Evercore in the Telecom Group, where she focused on M&A transactions across the telecom sectors.

Alice received a Bachelor of Science in Business from the New York University Stern School of Business.

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• Aaron Yeo

• Managing Director, Chief Operating Officer, APAC
• ESG & Corporate Development

Aaron is a Managing Director with Stonepeak and is the Chief Operating Officer of APAC. Before joining Stonepeak, Aaron was the COO of Asia and the Middle East for Macquarie Capital. He also held the roles of Global COO of the Principal Transactions Group and Asia Head of Asset Management for the Green Investment Group. Prior to Macquarie Capital, Aaron worked at Deutsche Bank as the Acting Head of Group Strategy & Planning for Asia Pacific, at Citigroup as a core member of the Asia Pacific in-house M&A team, and at the International Finance Corporation as an Investment Officer in the Private Equity and Funds group based in the Washington, DC headquarters. Aaron began his career as  an investment banker at Merrill Lynch & Co.

Aaron received a Master of Arts in Philosophy, Politics and Economics from the University of Oxford. He also received a Master of Business Administration from INSEAD.

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• Wendy Yuwen

• Senior Advisor
• Senior Advisors & Operating Partners

Wendy is a Senior Advisor with Stonepeak and supports the firm’s business development efforts in Asia. Wendy’s experience includes serving as the International Finance and Asset Management Specialist at Lennar and working at AECOM Capital and China Communications Construction (USA).

Wendy received a B.E. in Civil Engineering from Tsinghua University, an M.B.A. from MIT Sloan School of Management, and an M.S.E. in Transportation Engineering from the University of Texas at Austin.

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• Zachary Zangl

• Managing Director, Compliance
• Legal & Compliance

Zachary is a Managing Director in Compliance with Stonepeak. Prior to joining Stonepeak, Zachary was the Chief Compliance Officer at Czech Asset Management, L.P. Before that, Zachary was a Senior Compliance Officer at Apax Partners. Zachary has also held compliance roles at Morgan Stanley and started his career as a Legal Assistant at Davis Polk & Wardwell LLP supporting the Financial Institutions group.

Zachary received a Bachelor of Arts in Political Science and History from the University of Wisconsin-Madison.

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• Jingyi Zhang

• Vice President
• Investment Team

Jingyi is a Vice President with Stonepeak. Before joining Stonepeak, Jingyi was an Analyst at Nomura, where she focused primarily on the infrastructure and energy sectors.

Jingyi received a Bachelor of Science in Business from the New York University Stern School of Business.

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• Daniel Zinic

• Managing Director
• Investor Relations

Daniel is a Managing Director with Stonepeak. Before joining Stonepeak, Daniel was a Managing Director at Park Hill Group. Prior to Park Hill, Daniel was a Partner at First Avenue Partners in Institutional Sales with a focus on the DACH region. Earlier in his career, Daniel worked in sales and distribution at both Citigroup and Fidelity.

Daniel received a Bachelor of Business Administration degree from Darmstadt University in Germany.

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• Andrew Barron

• Operating Partner
• Senior Advisors & Operating Partners

Andrew is an Operating Partner with Stonepeak and supports Stonepeak’s investments in communications and digital infrastructure. Andrew has enjoyed a long career of senior operating roles in telecom and media companies primarily in Europe, including Virgin Media (Chief Operating Officer), Modern Times Group (Chief Operating Officer), UPC (now Liberty Global), The Walt Disney Company and McKinsey. Andrew currently serves as a Non-Executive Director on the boards of Openreach, Tele2, Verisure and Ocean Outdoor. Andrew is also a former Chairman of Comhem and Primacom, and a former Non-Executive Director at Arris.

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