Our Projects Showcase Excellence in Every Aspect

Undeniable expertise, unwavering commitment

Sierra Group is the most trusted name and leading authority in the commercial construction industry of Northern and Southern California. Established in 1996, we excel in delivering quality workmanship, dependable service, and cost-effective solutions to our respected clients.

Our commitment to excellence rendered us the preferred choice for Fortune 1000 Companies and Banks/Credit Unions, as well as numerous other entities in commercial, industrial, municipal, and federal sectors. Count on our expertise to deliver the end product that reflects your professionalism, inspires confidence in your clients, and sets you up for success.

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Browse a selection of our past projects

CalNational bank constructions
CalNational bank construction
bank interior layout
credit union layout
credit union building contractors
WESCOM Credit Union interior
credit union interior
interior room of the credit union
credit union interior building
wescom credit union construction
credit union construction layout
credit union layout
bank general contractor commercial
Westcom credit union branch
interior credit union build
credit union design
CalNational bank constructions CalNational bank construction bank interior layout credit union layout credit union building contractors WESCOM Credit Union interior credit union interior interior room of the credit union credit union interior building wescom credit union construction credit union construction layout credit union layout bank general contractor commercial Westcom credit union branch interior credit union build credit union design

How Can We Help You?

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How Can We Help You?