How many plumbing contractors are in IONE, CA?

5 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.

Plumbing contractors in IONE, CA

5 listings

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

There are 5 plumbing contractors in IONE, California with a current state license as of 2026-08-31. The earliest license expiry among them is 2027-01-31; 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
FOOTHILL PLUMBING & DESIGN INC	677367	C-36	2028-03-31	IONE	95640	Set up workspace
L N C EXCAVATING AND CONSTRUCTION	1027515	A, B, C-13, C-36, C-51, C-60	2027-06-30	IONE	95640	Set up workspace
ROA'S PLUMBING	1021382	C-36	2027-01-31	IONE	95640	Set up workspace
SERGE'S PLUMBING	1116806	C-36	2028-02-29	IONE	95640	Set up workspace
W R P PLUMBING	902485	C-36	2027-08-31	IONE	95640	Set up workspace

Quick answers

How many plumbing contractors are in IONE?: 5 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.