Company Directory
Robert Pohlen
- Vice President
- Investment Team
Robert is a Vice President with Stonepeak. Before joining Stonepeak, Robert was an analyst at Simmons Energy where he focused on M&A advisory work within the energy industry.
Robert received a Bachelor of Business Administration, summa cum laude, in Accounting and Business Honors from Texas A&M University. He also received a master’s degree in financial management from Texas A&M.
Samuel Raab
- Vice President, Compliance
- Legal & Compliance
Samuel is a Vice President in Compliance with Stonepeak. Before joining Stonepeak, Samuel was a Senior Compliance Officer at KKR where he focused on private markets activities. Prior to KKR, Samuel worked on US Senator Mark Warner’s 2014 reelection campaign as a Field Organizer.
Samuel received a Bachelor of Arts in Leadership Studies from the University of Richmond.
Daniel Raubolt
- Vice President
- Investment Team
Daniel is a Vice President with Stonepeak. Prior to joining Stonepeak, Daniel was a member of the Energy Group at J.P. Morgan, where he focused on the power, renewables, and utilities sectors.
Daniel received a Bachelor of Science, summa cum laude, in Accounting and Business Administration from Washington and Lee University.
Ryan Roberge
- Managing Director
- Investment Team
Ryan is a Managing Director with Stonepeak. Prior to joining Stonepeak, Ryan covered the energy and infrastructure sectors for King Street, a New York based hedge fund focused on distressed, special situations, and event driven credit investing. Prior to King Street, Ryan worked in the Energy group at TPG Capital, a large global private equity firm. Ryan started his career in Credit Suisse’s Energy Investment Banking group.
Ryan received a Bachelor of Science in Finance from Louisiana State University.
Madeline Rodriguez
- Vice President
- Investor Relations
Madeline is a Vice President with Stonepeak. Before joining Stonepeak, Madeline was an Analyst within the Private Fund Group at Credit Suisse, where she focused on project management and fundraising for the group’s GP clients.
Madeline received a Bachelor of Arts, cum laude, in History from Princeton University.
Kate Sampson
- Managing Director, Head of Human Resources
- Operations & Finance
Kate is a Managing Director with Stonepeak and is Head of Human Resources. Prior to joining Stonepeak, Kate worked at Apollo as the Lead Human Resources Business Partner for the Credit business. Prior to Apollo, Kate also worked at Siemens for seven years in a variety of Human Resources roles.
Kate received a Bachelor of Science in Finance from Villanova University.
Adrienne Saunders
- Senior Managing Director, GC and CCO
- Legal & Compliance
Adrienne is a Senior Managing Director with Stonepeak and is the firm’s General Counsel and Chief Compliance Officer. Prior to joining Stonepeak, Adrienne was General Counsel for Babcock & Brown. Prior to Babcock & Brown, Adrienne also worked at Simpson Thacher & Bartlett for seven years as an Associate in its corporate practice.
Adrienne received a Juris Doctorate from the Benjamin N. Cardozo School of Law, and a Bachelor of Arts from Hamilton College.
Daniel Schmitz
- Senior Managing Director
- Investor Relations
Daniel is a Senior Managing Director with Stonepeak. Prior to joining Stonepeak, Daniel was a member of J.P. Morgan’s Natural Resources Investment Banking group where he focused on the power, utilities, and renewable energy sectors. Daniel has also worked as a Strategy Consultant in IBM’s Global Business Services group, with a focus on the travel and transportation sectors.
Daniel received a Master of Business Administration from the Darden School of Business at the University of Virginia, where he received the William Michael Shermet Award and the Class of 1986 Peter J. Niehaus Merit Scholarship. Daniel also received a Master of Arts and a Bachelor of Science in Economics from Tulane University.
Samantha Schorr
- Vice President, Fund Controller
- Operations & Finance
Samantha is a Vice President and Fund Controller with Stonepeak. Prior to joining Stonepeak, Samantha worked in the Private Equity Accounting group at Tiger Global. Before Tiger Global, Samantha was a Controller at Ares Management and an Audit Manager at Ernst & Young.
Samantha received a Bachelor of Science in Finance and Legal Studies in Business and a Master of Accounting from Tulane University. Samantha is a Certified Public Accountant in New York.
Joni Sciascia
- Managing Director, Head of Administration
- Operations & Finance
Joni is a Managing Director with Stonepeak and is Head of Administration. Prior to joining Stonepeak, Joni worked at Russell Investments as the firm’s Administration Manager. Prior to Russell Investments, Joni was the Director of Operations and led the administrative and facility functions of Babcock & Brown for more than twenty years.
Joni received an Associate’s Degree from Berkeley Business School in New York.
Ryan Shi
- Vice President
- Investment Team
Ryan is a Vice President with Stonepeak. Prior to joining Stonepeak, Ryan was a Vice President at Rhône Group, where he focused on investments in the business services and industrials sectors. Prior to Rhône, Ryan worked at J.P. Morgan in the Diversified Industries group.
Ryan received a Bachelor of Science in Finance and Economics from New York University.
Sharon Si
- Principal, Compliance
- Legal & Compliance
Sharon is a Principal in Compliance with Stonepeak. Prior to joining Stonepeak, Sharon was Head of APAC Compliance at HarbourVest Partners based in Hong Kong. Sharon also previously held senior compliance roles at Fortress Investment Group, Mount Kellett Capital Management LP and Deutsche Bank.
Sharon received a Bachelor of Arts in Accounting and Finance from the University of Essex.
Phillip Solomond
- Senior Managing Director, Head of Real Estate
- Investment Team
Phill is a Senior Managing Director and the Head of Real Estate at Stonepeak.
Before joining Stonepeak, Phill was a Managing Director on the investment team at Blackstone where he helped launch Blackstone Infrastructure Partners after spending nearly a decade in Blackstone’s real estate group. Prior to Blackstone, Phill worked in Morgan Stanley’s real estate private equity and investment banking groups. Over the course of his career, Phill has played a key role in real estate and infrastructure investments representing nearly $100 billion of total enterprise value across the transportation, logistics, retail, gaming, healthcare, lodging, office, and residential sectors.
Phill received a Bachelor of Science in Operations Research and Financial Engineering from Princeton University, where he graduated summa cum laude and was a member of Phi Beta Kappa.
Matt Steege
- Managing Director
- Investor Relations
Matt is a Managing Director with Stonepeak. Prior to joining Stonepeak, Matt was a Managing Director at Neuberger Berman where he oversaw the Private Bank and U.S. Offshore Coverage team, managing client relationships across the firm’s alternatives, private equity, equity, and fixed income businesses. Previously, Matt worked as an investment specialist at JPMorgan Private Bank and in product development at New York Life Investment Management.
Matt received a Bachelor of Arts in Psychology and German from Johns Hopkins University and a Master of Business Administration in Finance and Marketing from the Wharton School of the University of Pennsylvania. Matt is also a CFA charter holder.
Ed Stewart
- Vice President, Legal
- Legal & Compliance
Ed is a Vice President in Legal with Stonepeak. Before joining Stonepeak, Ed was a Senior Associate at Bryan Cave Leighton Paisner LLP in the Energy, Environment and Infrastructure group.
Ed received a Bachelor of Laws with Advanced Studies from University College London.
Matt Tate
- Managing Director
- Investment Team
Matt is a Managing Director with Stonepeak. Prior to joining Stonepeak, Matt was a Managing Director at Macquarie Capital where he was Head of Macquarie Projects, managing the technical and commercial aspects of infrastructure investments.
Matt received a Master of Business Administration and a Master of Engineering from La Trobe University, Victoria, a Master of Commercial Law from Deakin University, Victoria, and a Bachelor of Civil Engineering and Bachelor of Surveying from the University of Newcastle, Australia.
Luke Taylor
- Senior Managing Director
Co-Head Americas - Investment Team
Luke is a Senior Managing Director with Stonepeak and is Co-Head of the Americas and a member of the Stonepeak Executive Committee. Luke has been investing across the infrastructure space for more than 20 years. Prior to joining Stonepeak, Luke was a Senior Vice President with Macquarie Capital based in New York, where he spent 10 years investing in a variety of sectors.
Luke received a Bachelor of Commerce and a Master of Business (Distinction) from the University of Otago (New Zealand).
Andrew Thomas
- Managing Director, Head of Communications, Global ex-Europe
- Investment Team
Andrew is a 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.
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.
Michael Turner
- Managing Director
- Investment Team
Michael is a Managing Director with Stonepeak. Prior to joining Stonepeak, Michael was a Senior Vice President at Macquarie Capital having joined Macquarie in Australia in 2008. Michael has more than ten years of investing experience across a range of sectors including toll roads, parking, airports, district energy, communications and public private partnerships.
Michael received a Bachelor of Commerce (Honors) and a Bachelor of Laws (Honors), both from the University of Melbourne, and a Master of Finance (Distinction) from INSEAD, France.
Douglas Wallach
- Managing Director
- Investment Team
Douglas is a 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.
Sarah Weissman
- Vice President, Legal
- Legal & Compliance
Sarah is a Vice President 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.
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.
Daniel Wong
- Senior Managing Director
Head of Europe - Investment Team
Daniel is a Senior Managing Director with Stonepeak and is Head of Europe as well as a member of the Stonepeak Executive Committee.
Prior to joining Stonepeak, Daniel spent more than 20 years at Macquarie where he was most recently Global Co-Head of Macquarie Capital and a Member of the Group Executive Committee. While at Macquarie, Daniel led the firm’s global infrastructure M&A business and was responsible for the principal investment business in infrastructure and energy. Daniel also led Macquarie’s acquisition and served as Chairman of the Green Investment Group, a division that grew under his tenure into one of the world’s leading developers in renewable energy.
Daniel has served on the Board of Trustees of the Shoreditch Trust (a local London charity) and also the Board of the Macquarie Group Foundation.
Daniel received a Bachelor of Laws and a Bachelor of Commerce from the University of Melbourne in Australia.