Russell Gimelstob
Founder and Chief Executive Officer

Prior to founding Ascendant Capital Partners, Russell Gimelstob was Head of Acquisitions, Partner, Managing Director and Member of the Investment Committee of Dune Real Estate Partners, a manager of real estate private equity funds. Russell previously represented Ascendant on the board of Watermark Lodging Trust.

Russell Gimelstob, Founder and Chief Executive Officer

Alex Halpern
Co-Founder, Co-President, and Chief Investment Officer

Alex Halpern is responsible for the oversight of Ascendant's investment activities, as well as the day-to-day management of the platform's hospitality, and select residential investments. Alex represented Ascendant on the board of Watermark Lodging Trust, is an active board member of Sentral, and is a board observer of DC Blox.

Alex Halpern, Co-Founder, Co-President, and Chief Investment Officer

Eric Calder
Co-Founder, Co-President, and Chief Operating Officer

Prior to joining Ascendant Capital Partners, Eric Calder was the Co-Chief Investment Officer of Dune Real Estate Partners, a New York City-based real estate investment firm. At Dune, he was a member of the firm’s Investment Committee and led over $6 billion in transactions across the residential, retail, industrial, office and hospitality sectors.

Eric Calder, Co-Founder, Co-President, and Chief Operating Officer

David Orkin
Chief Financial Officer

David and his team are responsible for financial and investor reporting, fund management, tax, treasury, cash management, and corporate accounting.

Prior to joining Ascendant Capital Partners, David served as Chief Financial Officer at Hackman Capital Partners, a privately held real estate investment and operating company specializing in the acquisition, renovation, and re‑imagining of vintage commercial, industrial, and studio properties. In this role, he was a member of the Executive Management Committee and oversaw accounting, financial reporting, and tax across all company‑managed properties and funds, while also supervising the firm’s non‑investment functions.

Previously, David was Managing Director of Accounting and Operations at Oaktree Capital Management, where he oversaw accounting and financial reporting for the Private Equity, Real Assets (Infrastructure Investing), and Private and Alternative Credit investment strategies. He also led Oaktree’s firm‑wide accounts payable function as well as the governance of the fund expense allocation process.

David began his career in public accounting, spending more than thirteen years delivering assurance services to financial services clients at Arthur Andersen LLP and later at PricewaterhouseCoopers LLP, where he was a Senior Manager.

He received a Bachelor of Business Administration in Accounting (summa cum laude) from the University of Massachusetts at Amherst and is a Certified Public Accountant.