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Licensed general contractors and ADU builders in Windsor · page 2 of 2
103 contractors with a Windsor mailing address hold an active (CLEAR) CSLB B General Building license in CSLB's license file dated Oct 20, 2026. Get quotes from up to 3 of them →
A B General Building license covers jobs with two or more unrelated trades, like an ADU, an addition or a remodel. A B contractor can't take a stand-alone plumbing, electrical or roofing job unless they also hold that specialty license or subcontract it to someone who does.
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A Featured spot on this general building & adu page for Windsor is a paid ad for a License Verified contractor, labeled "Ad" every time. It sits apart from the directory and never changes the order below. From $49/mo. Join the waitlist →
Ad space · openAdvertise here
A Featured spot on this general building & adu page for Windsor is a paid ad for a License Verified contractor, labeled "Ad" every time. It sits apart from the directory and never changes the order below. From $49/mo. Join the waitlist →
All 103 licensed general contractors and ADU builders
Order: A–Z by business name (neutral, stated). Showing 101–103. WATERWORKS INDUSTRIES INCORPORATED
B · also A, C-27, C-36, C-53… · Lic. #678182 · Windsor 95492
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
WATERWORKS INDUSTRIES LLC
B · also A, C-10, C-16, C-20… · Lic. #1137599 · Windsor 95492
Workers' comp policy on file
✓License Verified CSLB file · Oct 20, 2026
WILSONS CUSTOM BUILDS
B · also C-13 · Lic. #891363 · Windsor 95492
Workers' comp: exempt
✓License Verified CSLB file · Oct 20, 2026