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Best Licensed Insulation Contractors in Elk Grove, CA

4 insulation companies registered in Elk Grove hold current CSLB licenses, verified against official records as of August 17, 2026. All 4 are listed below, ordered by years licensed.

How we chose: We identified 4 companies registered in Elk Grove. 4 passed license verification. All 4 are listed below. 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. 1.N G C Interiors Inc.

    ✓ CSLB License #416415 - look up this number at CSLB
    Verified
    August 17, 2026
    Licensed since
    1982
    Phone
    (916) 714-3650

  2. 2.J H Morrow Inc.

    ✓ CSLB License #813994 - look up this number at CSLB
    Verified
    August 17, 2026
    Licensed since
    2002
    Phone
    (916) 685-6374

  3. 3.Nsl Acoustics

    ✓ CSLB License #910109 - look up this number at CSLB
    Verified
    August 17, 2026
    Licensed since
    2008
    Phone
    (916) 710-0013

  4. 4.Ventilation Nation Heating And Air Conditioning

    ✓ CSLB License #1138047 - look up this number at CSLB
    Verified
    August 17, 2026
    Licensed since
    2025
    Phone
    (916) 243-0615

Compare the top 4 at a glance

CompanyLicenseWorkers' compLicensed since
N G C Interiors Inc.#416415On file1982
J H Morrow Inc.#813994On file2002
Nsl Acoustics#910109Exempt or none on file2008
Ventilation Nation Heating And Air Conditioning#1138047On file2025

Sacramento County insulation licensure at a glance

California licenses contractors by classification and CSLB publishes one on every record, so supply can be counted exactly: 64 active C-2 insulation and acoustical licenses in Sacramento County, 4 of them registered in Elk Grove. CSLB also publishes a real original issue date, which Washington's registry does not, so tenure is measurable here: the median Elk Grove license has been held 18 years, and the longest-standing one dates to 1982. 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: 3 of Elk Grove's 4 licenses (75.0%) carry a current policy in CSLB's file, and we do not rank on it. The contractor bond is not a signal here: 63 of the county's 64 licenses carry the same $25,000 bond California sets by statute. 7 county licenses reach their 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 Elk Grove: common questions

How many licensed insulation contractors are there in Elk Grove?

4 active C-2 insulation and acoustical licenses are registered in Elk Grove, out of 64 across Sacramento County. 4 Elk Grove-registered companies passed our license verification, and all 4 are listed on this page. 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. 4 active C-2 insulation and acoustical licenses are registered in Elk Grove and 64 across Sacramento County, the longest-standing issued in 1982. 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 3 of Elk Grove's 4 currently carry. 7 Sacramento County licenses expire within 90 days.

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