Contact Us

Mailing Address:

City of Mill Valley
Department of Public Works
26 Corte Madera Avenue
Mill Valley, CA 94941

General Email: 



General Business Hours:

8:00AM to Noon; 1:00PM to 5:00PM Monday to Thursday
8:00AM to Noon; 1:00PM to 5:00PM alternate Fridays

Counter Hours:

Tuesday and Thursday
8:00AM to Noon
All other times and days by appointment only

Field Conditions Hotline:


Andrew Poster, P.E., T.E.
Director of Public Works
Danielle Gloystein
Administrative Assisstant
Jared Barrilleaux
Deputy Director of Public Works
John Brencic
Senior Project Manager 
David DeLira
Associate Engineer
Calvin Gee
Senior Project Manager
Dante Romero Cruz
Public Works Inspector
Dante Rovero
Engineering Technician
Mark Neumann
Operations Superintendent
Frank Zanco
Parks Supervisor
(415) 388-4242 
Jesus "Chuy" Beltran
Streets & Sewer Supervisor
(415) 384-4836
Keith Mills
Shop Supervisor
(415) 388-3764 
Ernie Sandoval
Building Maintenance
(415) 384-4715