🐜AssistAnt · Pro directory
There are 43 solar installers within 25 miles of Castro Valley, CA in the AssistAnt directory as of October 29, 2026, 1 of them based in Castro Valley itself. None are verified by AssistAnt yet, so check a business’s license and insurance before you hire it. Ranked by activity, never paid: members who pressed Boost this week come first, then verified and claimed businesses, then businesses whose website we checked, then everyone else nearest first. No one can pay for a higher spot.
Solar installers near Castro Valley
Ranked by activity, never paid. Boosted this week first, then verified and claimed, then website checked, then everyone else nearest first. Not on this list? Add yourself free →
- Everbright Solar
Fremont, CA · 14.6 mi
Not verified yet
(510) 498-8221 Website ↗
- Go Solar Power
Livermore, CA · 18.3 mi
Not verified yet
(800) 530-9597 Website ↗
- Alcor Solar
Concord, CA · 18.6 mi
Not verified yet
(925) 825-5658 Website ↗
- SunRun
San Francisco, CA · 18.9 mi
Not verified yet
(415) 982-9000 Website ↗
- GT Solar Power Concord
Concord, CA · 19.1 mi
Not verified yet
(510) 588-4384 Website ↗
- Quickbolt
Livermore, CA · 19.2 mi
Not verified yet
(844) 671-6045 Website ↗
- The Solar Company
Castro Valley, CA · 0.3 mi
Not verified yet
(510) 888-9488
- Smart Solar Panel Cleaning Bay Area
Hayward, CA · 3.8 mi
Not verified yet
(707) 410-5885
- Complete Solar
San Ramon, CA · 7.8 mi
Not verified yet
(877) 299-4943
- Shamrock Renewable Energy Services
San Ramon, CA · 8.2 mi
Not verified yet
(925) 242-2037
- Sky Power Solar
San Ramon, CA · 8.2 mi
Not verified yet
(925) 202-2783
- Sunrun
Dublin, CA · 8.9 mi
Not verified yet
(925) 475-8636
- NorthStar Solar Inc
Danville, CA · 9.8 mi
Not verified yet
(925) 400-7479
- Solar Panel Earn and Save
Danville, CA · 11.3 mi
Not verified yet
(925) 231-7045
- Green Phase Energy Oakland, CA
Oakland, CA · 13.1 mi
Not verified yet
(510) 588-4418 No website on file
- Solar In America
Fremont, CA · 13.4 mi
Not verified yet
(800) 781-4460
- Sustainable Technologies
Oakland, CA · 14.7 mi
Not verified yet
(510) 523-1122
- Keen For Green
Walnut Creek, CA · 14.8 mi
Not verified yet
(925) 300-4223
- Stellar Power
Walnut Creek, CA · 15.0 mi
Not verified yet
(925) 322-0269
- Solar Energy
Walnut Creek, CA · 15.0 mi
Not verified yet
(800) 873-1485
- Synergy Power
Livermore, CA · 15.7 mi
Not verified yet
(866) 447-9637
- Lamorinda Solar
Walnut Creek, CA · 16.0 mi
Not verified yet
(925) 952-9239
- East Bay Hydronics
Emeryville, CA · 16.0 mi
Not verified yet
(510) 485-2838
- Sol R Us Electrical Engineering
Walnut Creek, CA · 16.3 mi
Not verified yet
(916) 281-7200 No website on file
- Alta Energy
San Mateo, CA · 16.5 mi
Not verified yet
(650) 345-2582 No website on file
- Bay Area Energy Solutions
Burlingame, CA · 17.3 mi
Not verified yet
(650) 375-5955
- Solarbuddy
Palo Alto, CA · 17.6 mi
Not verified yet
(510) 421-3701 No website on file
- Rockridge Renewables
Concord, CA · 18.1 mi
Not verified yet
(925) 478-4045
- Clearway Community Solar
San Francisco, CA · 19.0 mi
Not verified yet
(855) 712-7508
- Lightsource bp
San Francisco, CA · 19.3 mi
Not verified yet
(415) 523-0200
Showing the 30 listed first. Search by ZIP code to see more.
More near Castro Valley
Same order as above, continued.
Questions
- How many solar installers are near Castro Valley, CA?
- 43 within 25 miles, 1 in Castro Valley, as of October 29, 2026.
- Which solar installers near Castro Valley, CA are verified?
- None yet. Verified means AssistAnt checked the business registration and insurance; unverified listings come from public business records.
- Can a business pay to rank higher on AssistAnt?
- No. Ranked by activity, never paid: members who pressed Boost this week come first, then verified and claimed businesses, then businesses whose website we checked, then everyone else nearest first. No one can pay for a higher spot. AssistAnt never sells your contact information.
More in Castro Valley
- Appliance repair in Castro Valley, CA169 businesses
- Dryer vent cleaning in Castro Valley, CA55 businesses
- Used appliances in Castro Valley, CA5 businesses
- HVAC (heating & air conditioning) in Castro Valley, CA362 businesses
- Plumbers in Castro Valley, CA501 businesses
- Electricians in Castro Valley, CA368 businesses
- Roofers in Castro Valley, CA279 businesses
- Landscaping & lawn care in Castro Valley, CA531 businesses
- Cleaning services in Castro Valley, CA735 businesses
- Pest control in Castro Valley, CA146 businesses
- Locksmiths in Castro Valley, CA241 businesses
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- Garage door repair in Castro Valley, CA271 businesses
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- Flooring in Castro Valley, CA100 businesses
- Windows & doors in Castro Valley, CA221 businesses
- Remodeling contractors in Castro Valley, CA285 businesses
- Well drilling in Castro Valley, CA14 businesses
- Towing in Castro Valley, CA202 businesses
- Auto repair in Castro Valley, CA2326 businesses
- Collision repair & auto glass in Castro Valley, CA763 businesses
- Computer & phone repair / IT in Castro Valley, CA686 businesses
Nearby towns
- Hayward, CA 3 mi
- San Ramon, CA 8 mi
- Dublin, CA 8 mi
- Danville, CA 10 mi
- Oakland, CA 11 mi
- Fremont, CA 13 mi
- Walnut Creek, CA 15 mi
- San Mateo, CA 16 mi
- Emeryville, CA 16 mi
- Burlingame, CA 17 mi