Executive Staff

Mark Tollefson


Mark Tollefson was appointed Undersecretary of the California State Transportation Agency (CalSTA) by Governor Gavin Newsom in December 2022. As Undersecretary, Mark advises the Secretary on CalSTA issues, programs and departments, and oversees personnel, fiscal and administrative functions, and planning.

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Stephanie Dougherty

Deputy Secretary, Transportation Safety and Enforcement

Stephanie Dougherty joined the CalSTA team in March 2016.  She previously worked at the California Department of Motor Vehicles since 2008, where she most recently served as the Chief of Enterprise Planning and Performance.

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Chad Edison

Chief Deputy Secretary, Rail and Transit

Chad Edison was reappointed Chief Deputy Secretary for Rail and Transit at CalSTA in September of 2019, where he served as Deputy Secretary for Transportation since 2014. Edison served as Transportation Industry Analyst at the Federal Railroad Administration from 2010 to 2014.

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Alejandro Espinoza

Deputy Secretary, Legislation 

Alejandro Espinoza was appointed Deputy Secretary for Legislation by Governor Newsom in December, 2019.

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Eric Fredericks

Freight Policy Manager

Eric Fredericks joined CalSTA as Freight Policy Manager in January 2023.

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Giles Giovinazzi

Senior Advisor

In November 2019, Giles Giovinazzi started as Senior Advisor to CalSTA with over 20 years of transportation policy, legislative and regulatory experience.  

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Marty Greenstein

Assistant Deputy Secretary, Communications

Marty Greenstein was appointed Assistant Deputy Secretary for Communications at CalSTA by Governor Newsom in November 2020. 

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Marcie Kahbody

Deputy Secretary of Technology, Agency and Chief Information Officer

Marcie Kahbody is the Deputy Secretary of Technology, Agency Information Officer for CalSTA as well as the Chief Information Officer for Caltrans.

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Tamie McGowen

Deputy Secretary, Communications

Tamie McGowen was appointed Deputy Secretary for Communications at CalSTA by Governor Newsom in February 2023. 

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Darwin Moosavi

Deputy Secretary, Environmental Policy and Housing Coordination

Darwin Moosavi was appointed Deputy Secretary for Environmental Policy and Housing Coordination at CalSTA in August of 2019 by Governor Newsom.

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Lori Pepper

Deputy Secretary, Innovative Mobility Solutions

Lori Pepper was appointed the Deputy Secretary for Innovative Mobility Solutions at CalSTA by Governor Newsom in August 2019. 

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Carlos Quant

Deputy Secretary, Budget and Administration   

Carlos Quant joined CalSTA as the Deputy Secretary for Budget and Administration in October 2020.  

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Deputy Secretary, Administration and Audits


Deputy Secretary, Transportation Planning 

Legal Staff

Bret Ladine

General Counsel

Bret Ladine was appointed General Counsel in February 2022.

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Ann Salisbury

Deputy General Counsel

Ann Salisbury joined CalSTA as the Deputy General Counsel in November 2021.

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