How many insulation & weatherization contractors are in RIVERSIDE, CA?

22 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.

Insulation & Weatherization contractors in RIVERSIDE, CA

22 listings

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

There are 22 insulation & weatherization contractors in RIVERSIDE, California with a current state license as of 2026-08-31. The earliest license expiry among them is 2026-11-30; 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
A2Z HOME IMPROVEMENT CONSTRUCTION CO	937240	B, C-2	2027-08-31	RIVERSIDE	92505	Set up workspace
ACCURATE ACOUSTICS INC	756641	C-2	2026-11-30	RIVERSIDE	92504	Set up workspace
ACOUSTIC INTERIOR SOLUTIONS	1129495	C-2, C-9	2026-11-30	RIVERSIDE	92506	Set up workspace
BERRY ROOFING INC	691947	B, C-2, C-39, C-43, C-46	2027-11-30	RIVERSIDE	92501	Set up workspace
CAMPOS CONSTRUCTION	892221	B, C-2	2027-03-31	RIVERSIDE	92517	Set up workspace
CONTRACTORS INSUL MATERIAL SERVICES	1145266	C-2	2027-10-31	RIVERSIDE	92503	Set up workspace
ECM ACOUSTIC	1058212	C-2	2027-09-30	RIVERSIDE	92508	Set up workspace
EMPYREAN PLUMBING INC	879157	B, C-2, C-34, C-36	2026-11-30	RIVERSIDE	92517	Set up workspace
GTA DRYWALL INC	958980	C-2, C-9, C-21	2028-05-31	RIVERSIDE	92507	Set up workspace
HASCO HEATING AIRCONDITIONING SERVICE COMPANY INC	519360	C-2, C-10, C-20, C-36, C-38, C-43, D24, D62	2027-10-31	RIVERSIDE	92507	Set up workspace
INNOVATED ACOUSTICS CORP	1058140	C-2	2027-09-30	RIVERSIDE	92503	Set up workspace
M A ACOUSTICS	993758	C-2	2028-06-30	RIVERSIDE	92503	Set up workspace
MY INSULATION GUY INC	1049977	C-2	2027-02-28	RIVERSIDE	92505	Set up workspace
NAS ACOUSTICS INC	1143908	C-2	2027-09-30	RIVERSIDE	92504	Set up workspace
NATIONAL PAVING COMPANY INC	583376	C-2, C-12	2027-12-31	RIVERSIDE	92519	Set up workspace
NEXT LEVEL INSULATION	1101777	C-2	2027-02-28	RIVERSIDE	92509	Set up workspace
OC INSULATION	1145033	C-2	2027-10-31	RIVERSIDE	92507	Set up workspace
ONDATJE CONTRACTING INC	1026836	B, C-2, C-9, C-33, C-35	2027-02-28	RIVERSIDE	92501	Set up workspace
ORKIN INSULATION SERVICES	1124938	C-2	2028-08-31	RIVERSIDE	92503	Set up workspace
R & R GROUP INC	1071598	C-2	2027-06-30	RIVERSIDE	92506	Set up workspace
WILSON ACOUSTICAL CEILINGS	699454	C-2, C-9	2027-06-30	RIVERSIDE	92509	Set up workspace
YOUR INSULATION SPECIALIST INC	1101740	C-2	2027-02-28	RIVERSIDE	92505	Set up workspace

Quick answers

How many insulation & weatherization contractors are in RIVERSIDE?: 22 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.