Welcome to the

Facilities Operation Division

Our Management Team:

Jason Alvarez, Facilities Operations Manager
Larry Patterson, Facility Operations Supervisor for Building Trades
Carl Castro, Facility Operations Supervisor for Stationary Engineers - HVAC
Jim Simon, Grounds Supervisor
Darlene Williams, Custodial Supervisor
Brandon Henderson, Custodial Supervisor
Maggie Ponce, Office Coordinator
Shilo Moore, Office Assistant II


How to Contact Us:

675 Texas Street, Suite 2500
Fairfield, CA 94533
[email protected]

Business Hours: 8:00 am to 5:00 (Monday-Friday)

In the event you need to report a Facilities related issue/concern contact the Facilities Operations Division at (707) 784-6335.

If you have a need during non-business hours call County dispatch at (707) 421-7090.



What we do:

• Maintenance of Exterior and Interior of County owned and County leased buildings
• Roofing, Plumbing, Electrical, Carpentry, Masonry
• Signage-Engraved and Vinyl
• Fire Extinguishers, Pest Control
• Provide In-house custodial services for County-owned/occupied buildings and County leased facilities whose agreements do not provide for such services
• Oversee County Recycling program
• Maintains turf areas, shrubs, trees and other elements associated with landscaping for County-owned property and provides litter removal for County parking lots and Fairfield and Vallejo
• New landscape projects
• Maintains Heating, Ventilation and Air Conditioning for County Owned and some county leased buildings.
• Performs water treatment for County fountains. 
• Oversees County elevators and generators permitting.