Service areas · Bay Area
Insulation contractor in Berkeley, CA.
Trusted Berkeley insulation crew — quieter rooms, lower PG&E bills, BERC-aligned upgrades.
Berkeley's housing stock skews early-1900s with lath-and-plaster walls and tight crawl spaces. We specialize in injection foam, attic R-49 retrofits, and BESO-friendly scopes.
Licensed · Insured · BPI Certified · CSLB Lic. #1051108
Services available in Berkeley
Rebates & incentives in Berkeley
- BayREN Home+
- BESO improvements
- Federal 25C Tax Credit
We file paperwork for you and design scopes to qualify for the maximum rebate stack available to Berkeley homeowners.
Book a visit
Schedule your Berkeley on-site estimate.
A Johnson's Insulation estimator will arrive on time, walk the home, and follow up with a written quote within one business day.