Contact Us

Contact Us

Main email:

Main phone: 415-522-4800

Office hours: 8:30 a.m. to 4:30 p.m. on weekdays, excluding holidays. 

Request a Document: Submit your request here. Our staff will respond to your request within 2 business days.

Project hotline: Call us for assistance in English, Spanish, Cantonese, Russian, and Filipino: 415-593-1655

Project contact information: For staff contact by project, please visit the specific project page.

Staff Directory

Executive Team

Tilly ChangExecutive DirectorSend message415-522-4832
Maria LombardoChief Deputy DirectorSend message415-522-4802
Joe CastiglioneDeputy Director for Technology, Data, and AnalysisSend message415-522-4810
Stephen ChunDirector of CommunicationsSend message415-522-4816
Cynthia FongDeputy Director for Finance and AdministrationSend message415-522-4828
Rachel HiattDeputy Director for PlanningSend message415-522-4809
Carl HolmesDeputy Director for Capital ProjectsSend message415-522-4812
Anna LaForteDeputy Director for Policy and ProgrammingSend message415-522-4805


Javier AltamiranoController, Finance and AdministrationSend message415-522-4833
Abe BinghamSenior Graphic DesignerSend message415-522-4807
Brittany ChanCommunications ManagerSend message415-522-4804
Suany ChoughAssistant Deputy Director for PlanningSend message415-522-4830
Chun Ho Chow Transportation Modeler, Technology, Data, and AnalysisSend message415-522-4834
Drew CooperPrincipal Transportation Modeler, Technology, Data, and AnalysisSend message415-522-4814
Amber CrabbeSenior Public Policy ManagerSend message415-522-4801
Alexandria FlorinTransportation Planner, Policy and ProgrammingSend message415-522-4825
Andrew HeidelPrincipal Transportation Planner, PlanningSend message415-522-4836
Kajol JoshiStaff Accountant, Finance and AdministrationSend message415-522-4831
Jesse KoehlerRail Program Manager, Capital ProjectsSend message415-522-4823
Ron LeongManagement Analyst, Finance and AdministrationSend message415-522-4817
David LongSenior Transportation Planner, PlanningSend message415-593-1669
Yvette Lopez-JessopAdministrative Assistant, Finance and AdministrationSend message415-593-1667
Alex PanTransportation Planner, PlanningSend message415-522-4813
Henry PanSenior Management Analyst, Finance and AdministrationSend message415-522-4820
Jielin PanSenior Engineer, Capital ProjectsSend message415-522-4815
Aliza PazPrincipal Transportation Planner, PlanningSend message415-522-4803
Mike PickfordPrincipal Transportation Planner, Policy and ProgrammingSend message415-522-4822
Martin ReyesPrincipal Transportation Planner, Government Affairs, Executive DivisionSend Message415-522-4824
Daniela RibleSenior Communications ManagerSend message415-522-4827
Amy SaeyangClerk of the Transportation AuthoritySend message415-522-4819
Jennifer ShaderExecutive Administrative Assistant, Finance and AdministrationSend message415-593-1665
Nick SmithSenior Transportation Planner, Policy and ProgrammingSend message415-522-4837
Mike TanSenior Engineer, Capital ProjectsSend message415-522-4826
Ahmed ThleijiRail Program Principal EngineerSend message415-522-4808
Amy ThomsonTransportation Planner, PlanningSend message415-522-4839
Dan TischlerPrincipal Transportation Modeler, Technology, Data, and AnalysisSend message415-522-4821
Angela TsaoAdministrative Assistant, Finance and AdministrationSend message415-593-1650
Christy TouStaff Accountant, Finance and AdministrationSend message415-522-4835
Lynda VirayTransportation Planner, Policy and ProgrammingSend message415-522-4806
Jean Paul VelezPrincipal Transportation Planner, Technology Policy, Technology, Data, and AnalysisSend message415-522-4818
Amelia WalleyProgram Analyst, Policy and ProgrammingSend message415-522-4838
Lily YuFinance Manager, Finance and AdministrationSend message415-522-4811

Our Office

San Francisco County Transportation Authority
1455 Market Street (between 10th and 11th streets)
22nd Floor
San Francisco, CA 94103 (map)

We encourage you to walk, bike, or take transit to our office.


Directions by Transit

BART: The nearest BART station is Civic Center (Market/8th streets).

Muni: We are one block from the Muni Metro Van Ness Station at Market and 11th streets. Numerous bus lines also serve our office.

Bicycle Parking

Bikes are not permitted to come into our building’s lobby area. Bike parking can be accessed via 11th Street, near the Market Street side of the building (see Gate 22 in picture below). Enter through the parking garage entrance and bike up the ramp to access bike parking.

Car Parking

Parking is available in the lobby level garage. Enter at 11th Street (see Loading Dock and Public Parking map at right). Garage hours are 6:00 a.m. to 10:00 p.m., Monday to Friday. Please see parking rates by visiting the following parking reservation sites and typing in our address.

Drop-in parking is also available on a first-come, first-served basis using a credit card at the garage entry.

An aerial image of the TA office


Our office is fully accessible. Our Board and Committee meetings take place in City Hall are live-streamed and real-time captioned, and on-demand available. at SF Gov TV, under our agency's name.

For individuals who cannot access certain parts of our website and wish to receive materials regarding activities of the Transportation Authority, its Board and Committees, or for other documents, please contact the Clerk of the Authority at

To obtain a disability-related modification or accommodation, including auxiliary aids or services, to participate in the meeting, please contact the Clerk of the Authority at least two business days before the meeting. The designated ADA Coordinator for the Transportation Authority is Cynthia Fong.