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Best Licensed Insulation Contractors in Redding, CA

10 insulation companies registered in Redding hold current CSLB licenses, verified against official records as of August 17, 2026. The 8 below are the top-ranked, ordered by years licensed.

How we chose: We identified 10 companies registered in Redding. 10 passed license verification. The 8 below are the top-ranked of those. Our methodology

We earn a fee when you call businesses through numbers on this site. This never affects who is listed or how they rank.

  1. Verified
    August 17, 2026
    Licensed since
    1965
    Phone
    (530) 221-6544
  2. Verified
    August 17, 2026
    Licensed since
    1979
    Phone
    (530) 242-2000
  3. Verified
    August 17, 2026
    Licensed since
    1989
    Phone
    (530) 925-6698
  4. Verified
    August 17, 2026
    Licensed since
    2006
    Phone
    (530) 605-8850
  5. Verified
    August 17, 2026
    Licensed since
    2017
    Phone
    (530) 510-9613
  6. Verified
    August 17, 2026
    Licensed since
    2022
    Phone
    (530) 221-2642
  7. Verified
    August 17, 2026
    Licensed since
    2025
    Phone
    (530) 215-3118
  8. Verified
    August 17, 2026
    Licensed since
    2026
    Phone
    (530) 782-3421

Compare the top 6 at a glance

CompanyLicenseWorkers' compLicensed since
Hanes Floor Incorporated#232505On file1965
Gibson Heating And Air Conditioning#385291On file1979
National Systems Insulation#552737On file1989
Infinity Abatement Services#883918On file2006
Dawson Homes#1026046Exempt or none on file2017
Allianz Heating & Air Inc.#1100044On file2022

Shasta County insulation licensure at a glance

California licenses contractors by classification and CSLB publishes one on every record, so supply can be counted exactly: 14 active C-2 insulation and acoustical licenses in Shasta County, 10 of them registered in Redding. CSLB also publishes a real original issue date, which Washington's registry does not, so tenure is measurable here: the median Redding license has been held 3 years, and the longest-standing one dates to 1965. California law requires workers' compensation cover for C-2 licensees, so it is a legal baseline rather than a way to tell two contractors apart: 7 of Redding's 10 licenses (70.0%) carry a current policy in CSLB's file, and we do not rank on it. The contractor bond is not a signal here: 14 of the county's 14 licenses carry the same $25,000 bond California sets by statute. 1 county license reaches its expiration date within the next 90 days. CSLB cannot link straight to a license record, so every listing above shows its number for you to type into CSLB's license lookup. How we verify.

Insulation Contractors in Redding: common questions

How many licensed insulation contractors are there in Redding?

10 active C-2 insulation and acoustical licenses are registered in Redding, out of 14 across Shasta County. 10 Redding-registered companies passed our license verification, and the 8 on this page are the top-ranked of those. Only licenses CSLB shows as CLEAR and unexpired are listed.

Does California license insulation contractors?

Yes. California licenses contractors by classification, and C-2 is the CSLB classification that authorises this work. 10 active C-2 insulation and acoustical licenses are registered in Redding and 14 across Shasta County, the longest-standing issued in 1965. Only CLEAR, unexpired licenses appear here.

How do I check an insulation contractor's license in California?

Every listing above shows its CSLB license number. CSLB cannot link straight to a record, so open its license lookup and type the number in: it shows status, expiration, the contractor bond and workers' compensation cover, which California requires of C-2 licensees and 7 of Redding's 10 currently carry. 1 Shasta County license expires within 90 days.

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