David Kirschbaum


With more than two decades of experience as a claims analyst and expert witness in Construction, Government Contracts and Commercial Disputes, David has testified over 30 times at depositions and trials before arbitrators, judges and juries. He has also performed several fraud investigations, including allegations of fraud by qui tam whistleblowers. David was a senior executive at both national and international consulting firms prior to forming Kirschbaum Consulting in 2006. He moved to Washington DC in 1996 and has enjoyed building a life here with his wife and three children.

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Katie Volin


With a background in a variety of industries, Katie has extensive experience in the investigation, analysis, quantification and preparation of claims relating to Commercial Construction, Government Contracts and Commercial Disputes. Prior to joining Kirschbaum Consulting in 2008, Katie managed large scale litigation cases at private law firms focused in government contracts and employment labor law. She enjoys cooking, reading, spending time with her family and overseeing her son’s many Lego construction sites.

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