✓ State-licensedInstaller · Long Beach, California
Cornerstone Technologies Inc
★★★⯨☆3.8(13 reviews)
About
Installer in Long Beach, California. Serves residential customers. State-licensed contractor on file with the local licensing board.
Verified license
749743 · Active — A | C46 | HAZ
Source: California Contractors State License Board (CSLB) — C-46 Solar Contractor classification.
Services
rooftop solarsolar plus battery
Ratings & reviews
3.8
★★★⯨☆
Based on 13 aggregated ratings across third-party review sites.
Ratings are aggregated from publicly available sources and refreshed periodically. Real per-review text will appear here once this listing is claimed by the business owner.