Contractor Spotlight

WLHS has been designing and building plumbing systems in the greater San Francisco Bay Area for well over a century. High density, sustainable housing with prevailing wage requirements or project labor agreement is our wheelhouse. Our are committed to knowing the specific requirements for designing and building cost effective plumbing systems in the Santa Clara, San Mateo, San Francisco, Alameda and Contra Costa Counties.

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Silicon Valley Contractors Association

The Santa Clara Valley Contractors Association, founded in 1977, and the Greater Bay Area Contractors Association, founded in 1939, have merged resources. Together the new management group – Silicon Valley Contractors Association, will represent 40 mechanical, plumbing and service contractors building in the Bay Area aka Silicon Valley, some for well over 100 years.  We Built this Valley!