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

7 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 REDLANDS, CA

7 listings

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

There are 7 insulation & weatherization contractors in REDLANDS, California with a current state license as of 2026-08-31. The earliest license expiry among them is 2026-10-31; 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
LE MAY CONSTRUCTION	728970	B, C-2	2026-10-31	REDLANDS	92374	Set up workspace
MECHANICAL INSULATION SYSTEMS	992207	B, C-2, C-36	2028-04-30	REDLANDS	92373	Set up workspace
MECHANICAL INSULATION SYSTEMS INC	1127254	C-2, D12, D64	2026-10-31	REDLANDS	92373	Set up workspace
PRO - CRAFT CONSTRUCTION INC	467234	A, B, C-2, C-16, C-34, C-36, C-42	2027-02-28	REDLANDS	92373	Set up workspace
T N T CONSTRUCTION	674225	B, C-2	2027-07-31	REDLANDS	92373	Set up workspace
TRI-CITY ACOUSTICS INC DBA TRI-CITY INSULATION	537859	C-2	2028-08-31	REDLANDS	92373	Set up workspace
TRUE HEAT SOLUTIONS	1038643	B, C-2, C-5	2028-04-30	REDLANDS	92374	Set up workspace

Quick answers

How many insulation & weatherization contractors are in REDLANDS?: 7 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.