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DDOT Associate Directors' Biographies

DDOT is committed to achieving an exceptional quality of life in the nation’s capital through more sustainable travel practices, safer streets and outstanding access to goods and services.

Central to this vision is improving energy efficiency and modern mobility by providing next generation alternatives to single occupancy driving in the city.

Frank Seales, Jr , General Council, DDOTFrank Seales Jr.

General Counsel
District Department of Transportation
 

Jeffrey H. Powell, Associate Director, Public Space Regulation Administration (PSRA), DDOTJeffrey H. Powell

Acting Associate Director, Public Space Regulation Administration (PSRA)
District Department of Transportation

John Thompson, Associate Director, Urban Forestry Administration (UFA), DDOTJohn Thomas

Associate Director, Urban Forestry Administration (UFA)
District Department of Transportation
 

katherine Jefferson, Associate Director of the Transportation Operations Administration (TOA), DDOT Katherine Jefferson

Associate Director, Transportation Operations Administration (TOA)
District Department of Transportation
 

Sam Zimbabwe, Associate Director, Policy, Planning & Sustainability Administration (PPSA), DDOTSam Zimbabwe

Associate Director, Policy, Planning & Sustainability Administration (PPSA)
District Department of Transportation