How many solar & energy upgrades contractors are in DUBLIN, CA?

4 with a current California license, as of 2026-08-31.

How do I check a California contractor license is current?

Every listing shows its state license number and expiry date. Verify any of them directly against the California CSLB licensee database.

Solar & Energy Upgrades contractors in DUBLIN, CA

4 listings

Source: California CSLB license records. Last verified 2026-08-31.

There are 4 solar & energy upgrades contractors in DUBLIN, California with a current state license as of 2026-08-31. The earliest license expiry among them is 2027-02-28; every listing shows its own number and expiry date. All are drawn from the California CSLB register; expired and inactive licenses are excluded.

Business	License	Type	Expires	City	Zip
LUNDY SOLAR AND ROOFING COMPANY	939364	B, C-10, C-39, C-46	2027-10-31	DUBLIN	94568	Set up workspace
POWER ON SOLAR	1052317	B, C-10, C-46	2027-04-30	DUBLIN	94568	Set up workspace
SIERRA ROOFING AND SOLAR INC	835854	C-39, C-46, D24	2028-04-30	DUBLIN	94568	Set up workspace
T MARSHALL ASSOCIATES LTD DBA T MARSHALL ELECTRIC	664428	C-10, C-46	2027-02-28	DUBLIN	94568	Set up workspace

Quick answers

How many solar & energy upgrades contractors are in DUBLIN?: 4 with a current California license, as of 2026-08-31.
How do I check a license is current?: Every listing shows its state license number and expiry. Verify any of them directly against the California CSLB licensee database.