Lee Kirschbaum is a Managing Director on the Blackstone Operating Team. He is the lead Operating Executive for Blackstone’s Private Equity investments in the technology sector.

Before joining Blackstone in 2023, Mr. Kirschbaum served as Executive Vice President, Fraud, Communications and Contact Center Solutions at TransUnion. Previously, Mr. Kirschbaum served as Executive Vice President at Neustar, Senior Vice President at Opus, and President of Kroll’s Compliance division. Earlier in his career, Mr. Kirschbaum held strategy and operating roles at Dun & Bradstreet, Qwest Communications, and Capgemini.

Mr. Kirschbaum received a BA in Economics from the University of Chicago where he graduated with honors and an MBA from Columbia Business School.