If you need to contact any of our Western Colloid plants, warehouses, or offices in the upcoming week please note our Holiday hours through Monday 11/30/26
Los Angeles California Manufacturing Plant
11/25 Open 6:00am – 12:30pm
11/26-11/27 Closed for Holiday Observance
Oakland California Manufacturing Plant:
11/25 Open 6:30am – 12:00pm
11/26-11/27 Closed for Holiday Observance
Alvarado Texas Manufacturing Plant:
11/25 Open 7:00am – 12:00pm
11/26-11/27 Closed for Holiday Observance
Glendale Arizona Distribution Center
11/25 Open 6:00am – 12:00pm
11/26-11/27 Closed for Holiday Observance
Santa Ana California Distribution Center
11/25 Open 6:00am – 12:00pm
11/26-11/27 Closed for Holiday Observance
Accounting Office:
11/25 Open 6:00am – 12:00pm PST
11/26-11/27 Closed for Holiday Observance
Normal business hours will resume 11/30/2026