Castro Valley, CACalifornia guide → 
✓ Licensed
✓ Licensed
Solar installers in Castro Valley
3 solar pros in Castro Valley, California, including 3 residential-focused installers and 3 state-licensed contractors.
Permitting in California
California requires C-46 Solar Contractor. See the full state guide for permit, interconnection, and incentive details.
Buchmann Inc
4355 FERDINANDA PL · 94546
★★★★⯨4.9(14 reviews)
installerResidentialPhoneWebsite
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✓ LicensedHamilton Exteriors
21634 REDWOOD RD,UNIT F · 94546
★★★★⯨4.6(38 reviews)
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Vonnegut Electric & Solar
19024 CREST AVE · 94546
★★★★☆4.1(5 reviews)
installerResidentialPhoneWebsite