Insulation in Grass Valley, CA. C-2
Mountain Insulation appears in California license records as an insulation contractor based in Grass Valley, CA. The record lists a C-2 license (#1137068) with status “Clear”. It was first issued on 2025-05-06, 1 year ago. It is listed as valid through 2027-05-31. A contractor bond of $25,000 is on file. Workers' comp on file: Exempt.
Information sourced from public state license records — not yet verified by the business owner. Always confirm credentials before hiring.
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Mountain Insulation is an insulation contractor based in Grass Valley, California. Their license classification is C-2. Listed specialties: C-2.
Yes. Mountain Insulation holds California CSLB license #1137068 (status: Clear). Verify the current status on California CSLB before hiring.
Mountain Insulation is based in Grass Valley, CA 95945.
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Not yet. This listing was created from public California license records but hasn't been claimed by the owner. The license info above is from official records, but the business hasn't confirmed its services, hours, or current availability with us yet.
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