OUR TEAM

Mark Weideman

Mark Weideman Principal

Weideman has decades of experience representing some of the nation’s most sophisticated and politically powerful clients. He provides strategic advice and counsel to his clients designed to achieve their objectives before government entities and acts as their chief advocate before legislative, regulatory and administrative bodies. Weideman has been the architect of successful procurements that have landed clients billion dollar and multi-million dollar contracts. He designs grassroots campaigns that provide broad organic support for policy initiatives and he coordinates activity in local, state and national elections.

Weideman has served as an officer of Blue Shield of California and AT&T of California, with responsibility for legislative, regulatory, legal and political activities in California and Washington D.C. He has practiced law with the international law firm Pillsbury and with the Sacramento firm Wilke Fleury.

Weideman received his Bachelor of Arts degree with honors from the University of California at Berkeley. He earned his law degree with honors in written and oral advocacy from the University of California Hastings College of Law. He is a registered lobbyist with the State of California and a licensed attorney with the State Bar of California.

Tim Valderrama
Alejandra Durán

Alejandra Durán Associate

Durán is a registered lobbyist for Weideman Group. She provides direct lobbying, strategic counsel, legislative tracking, regulatory monitoring and procurement services for the firm’s clients. Durán previously worked for two California State legislators, as well as the Office of the Assembly Chief Clerk. She also worked in an advocacy position for a Sacramento based government affairs firm. Durán received her bachelor’s degree from the University of California, Davis. She is fluent in Spanish.

Randy Seriguchi
Vincent Valderrama

Vincent Wiraatmadja Associate

Wiraatmadja is a registered lobbyist for Weideman Group. He provides direct lobbying, strategic counsel, legislative tracking, regulatory monitoring and procurement services for the firm’s clients. Wiraatmadja previously worked in the California State Legislature and on legislative campaigns. He also clerked for an administrative law judge and worked in the legal division of the State Treasurer’s Office. Wiraatmadja received his bachelor’s degree from the University of California, Irvine, and his law degree with the Capitol Certificate in Public Policy from the University of Pacific, McGeorge School of Law.

Bethany Heckman

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