Contact Us

Agricultural Commissioner & Sealer of Weights and Measures


Address:  3224 Southside Road, Hollister, California  95023

Phone:  (831) 637-5344           Fax:  (831) 637-9015


Our office is open from  8:00 am to 12:00 noon, and from 1:00 pm to 5:00 pm, Monday through Friday.   For after hours messages, please leave a message on extension 10 or on the phone extension of the person you are trying to reach.  Your call will be answered on the next business day.


For information on phytosanitary inspection services on Saturdays and Holidays,  Click Here.


For information on submitting pesticide Notice of Intents, go to our Pesticide Forms page.





Phone Extension

Email Address

 Karen Overstreet  Agricultural Commissioner

 Vacant  Deputy Ag Commissioner


 Ken Griffin  Supervising Biologist/Inspector 14
 Donna Carbonaro  Senior  Biologist/Inspector 21
 Michael Silverman  Senior  Biologist/Inspector 18
 Rafael Martinez  Biologist/Inspector III 19
 Kacy Wentzell  Biologist/Inspector 15
 Lauren Cote  Biologist/Inspector 13
 Billie Jimenez  Secretary II 20
 Vacant  Account Clerk II 10
 Gabby Jimenez  Ag Technician
 Elyssa Soria  Ag Technician
 Rick Perez  Ag Technician
 Lorie Tilley  Ag Technician
 Tony Wilson  Ag Technician