Don weir

Donald V. Weir is Vice President of Private Equity at Sanders Morris Harris in Houston, Texas, where he has held a leadership role for over a decade. In this capacity, he is responsible for sourcing, evaluating, and managing private equity investments as part of a highly experienced team. His work centers on transaction execution and portfolio oversight for both institutional and private clients.

Mr. Weir's expertise spans private equity with significant experience in the energy sector, particularly oil and gas, given his earlier roles as CFO and director at Deeptech International, as well as two of its subsidiaries, Tatham Offshore and Leviathan Gas Pipeline Company—both publicly traded entities. Earlier in his career, he held leadership positions at Sugar Bowl Gas Corporation and developed his financial acumen at Price Waterhouse, a global accounting firm.

While public records do not detail formal educational credentials, Mr. Weir’s long-standing tenure, board service at CBIZ since 2003, and deep operational and financial leadership in the energy and pipeline industries underscore his respected standing in private markets investing. His contributions include governance roles and strategic direction for both corporate boards and portfolio companies, with a focus on private equity transactions in energy, infrastructure, and related asset classes.