THE ROARING BROOK TEAM
Meet the Team
Douglas Beyer
Founder & Co-Managing Partner
Douglas Beyer is the Co-Managing Partner and Founder of Roaring Brook Holdings, a firm he founded after a successful career in the family office and alternative investment business. There, he held leadership roles across portfolio management and research, business operations, and new firm establishment.
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Most recently, Douglas was Managing Director and founding team member of Radianx Capital, LLC, where he successfully established the business’s foundation, built the platform and portfolios from inception, and helped launch and manage two global hybrid multi-asset-class funds and a venture fund of funds. At its peak, Radianx managed ~$800m in assets.
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Douglas routinely sits on LPACs, advisory boards and attends board meetings and is highly sought after for his expertise and value creation capabilities.
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Douglas holds a Bachelor’s of Arts in Economics from Trinity College (CT). He lives in New York City with his wife and son.
Kyle Tatz
Founder & Co-Managing Partner
Kyle Tatz is the Co-Managing Partner and Founder of Roaring Brook Holdings.
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Kyle Tatz is an experienced investor, entrepreneur, board member and operator with a track record of value creation in building, scaling, and acquiring innovative businesses.
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Kyle was a founding partner at Redesign Health – a leading healthcare investment and company creation platform. From inception, Kyle oversaw all teams responsible for new idea generation - in this capacity he was critical in raising and deploying over $750 million in investor capital and launching over seventy new healthcare ventures. This success translated into the creation of >$1 billion in enterprise value at Redesign’s management company in under five years.
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Prior to Redesign, Kyle was part of the investment team at Highfields Capital, a $13 billion hedge fund, where he invested across sectors such as consumer, technology, and financial services. At Highfields, Kyle was an active investor in publicly traded GPs. He began his career at The Blackstone Group's Restructuring and Reorganization Advisory group, where he provided strategic advice to distressed companies.
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He graduated summa cum laude with a B.S. from the Wharton School at the University of Pennsylvania where he studied Finance and English. Kyle lives in Greenwich, CT with his wife and two children.
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Andrew Kleeman
Managing Director, Head of Finance & Operations
Andrew Kleeman, CPA is a Managing Director and Head of Finance and Operations at Roaring Brook Holdings.
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Prior to joining Roaring Brook, Andrew was an Assistant Controller at Siris Capital Group where he oversaw the accounting and operations for Siris’ private equity funds, FP&A and management company. Andrew was responsible for leading the accounting, financial reporting, and for the oversight of multiple complex strategic minority stake transactions. Andrew developed accounting processes, ensured regulatory compliance, and reviewed legal and financial documentation. Additionally, he sat on the ESG committee and played a pivotal role in integrating environmental, social, and governance factors into the firm’s investment strategies and reporting practices.
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Prior to that Andrew was a Manager at KKR & Co. Inc, and a Senior Accountant at Marcum LLP.
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Andrew has a B.S. in Accounting and Supply Chain Management from Indiana University Bloomington. He is a Certified Public Accountant (CPA). He lives in New York City with his wife and daughter.