Serving the Lamorinda Area
continuously Since 1936
DIAMOND K WILL BE CLOSED MONDAY APRIL 21, 2025 IN OBSERVANCE OF THE EASTER HOLIDAY. WE WILL RE-OPEN TUESDAY AS SCHEDULED.
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Inquire About
OUR DELIVERY OPTIONS
We have various delivery options available. Please call us for more information.
We are Ready to
DELIVER TO YOUR JOB SITE
Since 1936, Diamond K Supply has served the following locations:
- Lafayette
- Orinda
- Moraga
- Walnut Creek
- Rossmoor
- Pleasant Hill
- Concord
- Martinez
- Alamo
- Danville
- Diablo
- San Ramon
- Blackhawk