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Deirdre Stach
Government Relations  •  Political Consulting  •  Strategic Media Relations
Senior Vice President
Deirdre is a veteran federal government affairs consultant with more than two decades of experience providing strategic counsel to a wide variety of interests ranging from multi-million dollar corporations to nonprofits, and a talent for translating ideas into viable legislation.
Deirdre Stach is a Senior Vice President of Mercury in Washington DC. She is a veteran federal government affairs consultant, having provided strategic counsel at government relations firm Clark & Weinstock for more than a decade.

Deirdre has represented a wide variety of interests, including, American Public Education Inc, Samsung Electronics Company, eBay, Leading Age, ZERO TO THREE, ECMC, and the American Veterans Disabled for Life Memorial.

Gallaudet University is another notable long-term client where she has actively shaped their government affairs strategy resulting in positive outcomes for the university in both appropriations and authorizations areas.

Prior to joining Clark & Weinstock, Deirdre worked for nine years in the U.S. Congress where she specialized in a wide range of public policy issues, including the federal budget, the appropriations process, science and technology.

Immediately prior to joining Clark & Weinstock, Deirdre served as the budget analyst for the House Committee on Science. In that position, she coordinated all legislative activities of the vice chairman of the House Budget Committee and worked with the staffs of the Budget Committee and the House Republican leadership to develop and implement legislative strategy.

Before serving on the Science Committee, Deirdre acted as legislative director to Rep. Robert Walker (R-PA), where she oversaw the legislative staff and helped translate the congressman’s ideas into viable legislation. She has worked extensively with both the legislative branch of government and the Washington public policy community in advancing major policy initiatives.

Deirdre holds a B.A. from Dickinson College where she studied economics and political science. She and her husband, Kevin, have two children and live in Bethesda, Maryland.