A 1 Sun Inc 
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- California Green Contractors
Berkeley Green Contractors
Green Contractors
In business
Since 2007
Contractor license
#891743
Address
1435 4th St
Last project on record:
57 months ago
Total project on record:
46 projects
Kukun
Reliability Rating
100%
Based on the track record and consistency of projects over many years, together with customer sentiment and background checks
Average User
Satisfaction
4.8 (14 reviews)
Excellent
Recognized for
- Fast service
- Good quality
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About us
Lighten your energy footprint. produce your own solar electricity as we do at our home and office. be part of the solution to preserve our global environment while reducing your monthly utility bills. it s time to install solar!
Serving Berkeley, Brentwood, Chico, Daly City, El Cerrito, Escondido, Oakland And Surrounding Areas
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