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Sierra Group Glendale Office




Southern Salifornia
Sierra Group Corp. Headquarters
560 Riverdale Drive
Glendale, CA 91204


Phone: 888-880-4949
E-mail:  info@callsierra.com


Northern California
237 Cabot Blvd.
Hayward CA 94545


Phone: 888-880-4949
E-mail:  info@callsierra.com







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Corporate Headquarters
560 Riverdale Drive
Glendale, CA 91204

License #749452
ACOL #5382
Northern California
23785 Cabot Blvd.
Hayward, CA 94545
ph)
email) info@callsierra.com

Sierra Group is a California statewide commercial general contracting firm that brings together three unique facility based service divisions, commercial construction, facilities maintenance, electronic security surveillance and business alarms, operating under one company. Our commitment, dependability and sensitivity to operational schedules, environments and cost effective solutions allow us to provide a total solution for all of your building maintenance needs.