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Affiliations and Certifications

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CALCBS is a California licensed General Contractor, holding CSLB License #377330

CALCBS is a member of Build It Green which is a membership supported non-profit organization whose mission is to promote healthy, energy and resource efficient homes in California.  CALCBS employs Certified Green Building Professionals as well as Advanced Certified Green Building Professionals, which is administered by Build it Green.

CALCBS was on the initial steering committee for the North Bay Chapter of Efficiency First.  It is a national nonprofit trade association that unites the Home Performance workforce, building product manufacturers and related businesses and organizations in the escalating fight against climate change and rising energy costs.  Efficiency First represents its members in public policy discussions at the state and national levels, to promote the benefits of efficiency retrofitting and to help our industry grow to meet unprecedented demand for quality residential energy improvements.
 

CALCBS is currently a participating contractor in the Home Performance with Energy Star program.  Energy Star is a joint program of the U.S. Environmental Protection Agency and the U.S. Department of Energy

CALCBS employs Certified Building Analysts from the Building Performance Institute (BPI), the industry leader in quality-assurance and third-party verification programs.  Today BPI helps maintain and assure the highest standards in home performance contracting and green retrofits.

CALCBS is a member of the North Coast Builders Exchange (NCBE).  The NCBE is committed to providing quality services and training to our members, promoting professionalism and ethics in construction, and helping to create a high quality of life in the communities we serve.

CAL Custom
Building Services, Inc.

formerly Pinnacle Homes