Our Services


BEST is an approved applicator for virtually every type of roofing system. These systems are installed by experienced crews which have been factory trained in that specific system.


We apply and install waterproofing below grade, between slab, on walls, decks, caulk windows and cold joints. We waterproof parking structures, parking and plaza decks, and subterranean garages.

Sheet Metal

General, roof related and architectural sheet metal items and detail components for various metal systems are fabricated in our sheet metal shop.


Our Glazing Division provides and installs curtain walls, storefronts, aluminum windows, window wall, strip windows, structural and point supported glass wall, slope glazing, operable and fixed window systems, wind shields and glass railing systems.

Repairs & Maintenance

Our group of versatile technicians service emergency leak calls, perform roof repairs and small roofing projects.

Have A Waterproofing Or Glazing Question?

Our Locations
19027 S. Hamilton Avenue, Gardena, CA 90248

4301 Bettencourt Way,    Union City, CA 94587

21415 87th Avenue SE,    Woodinville, WA 98072

Quick Contact
Email: info@bestcontracting.com
Phone: (310) 328-6969

Request A Quote

We would love to hear from you. Let us guide you through all your building envelope needs.