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DART – Let's Go.

DART Executive Staff Biographies

President/Executive Director

Gary C. Thomas

Chief of Staff

David Schulze

Executive Vice President, Chief Operating Officer

Carol Wise

— Vice President, Bus Operations

Herold Humphrey

— Chief of DART Police

James D. Spiller

— Vice President of Mobility Management Services

Doug Douglas

— Vice President, Rail Operations

Michael Holbrook


Executive Vice President, Chief Administrative Officer

Nicole Fontayne-Bárdowell

— Vice President of Human Resources

Rosa Medina

— Vice President, Chief Information Officer

Julius Smith

— Vice President, Chief Innovation Officer

Gregory Elsborg

— Vice President, Chief Marketing Officer

Nevin Grinnell

— Vice President of Procurement

John Adler


Executive Vice President of Growth/Regional Development

Timothy H. McKay, P.E.

— Vice President of Capital Design & Construction

John Rhone

— Vice President of Commuter Rail/Railroad Management

Bonnie Murphy

— Vice President of Service Planning and Scheduling

Todd Plesko

— Vice President of Capital Planning

Stephen Salin

— Vice President, Real Property and Transit Oriented Development

Robert W. Strauss


Chief Financial Officer

Joseph G. Costello

Interim Vice President of Diversity and Inclusion-Employee and Labor Relations

Marcus Moore

Vice President of Government and Community Relations

Edie Diaz

Vice President - Chief Safety Officer

Donna E. Johnson

Director of Internal Audit

Chris Koloc

Director of the Office of Board Support

Nancy Johnson

General Counsel

Gene Gamez

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