Knoxville, TN & East Tennessee
Local Crawl Space Contractors in Knoxville
Crawl Space Encapsulation of Knoxville is a referral service — we connect homeowners with one local pro. But an informed homeowner makes the best decision, so here is a directory of companies offering crawl space repair, encapsulation, and moisture control in the Knoxville area. Every listing below was checked against the company's own website or verified business listing before publishing. Facts only: no rankings, no ratings, no paid placements.
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How to Choose a Crawl Space Contractor
- Get moisture readings, not just a look. A real inspection measures framing moisture and humidity, with photos. A quote without numbers is a guess — see our cost guide for what real Knoxville jobs run.
- Fix, dry, then seal — in that order. Encapsulating over standing water or active structural damage hides the problem while it worsens. A trustworthy estimate sequences the work; our crawl space repair guide explains what comes first.
- Ask what the dehumidifier is. A sealed crawl space without humidity control can grow the mold you were trying to prevent. Ask for the unit spec, not just "includes dehumidifier."
- Vapor barrier vs. full encapsulation is a legitimate fork. Dry crawl spaces on well-drained lots sometimes only need a floor liner at a fraction of the price. An honest contractor will tell you when the cheaper option is enough.
- Ask about probe testing on any foundation work. Knox County's karst bedrock sits at very different depths lot to lot — a foundation quote without probe testing at each pier location is a guess.
- Verify insurance, and ask about licensing. Tennessee requires a state contractor license only above $25,000 for a single job — most crawl space work falls under that threshold — so ask for proof of insurance regardless, and ask directly about any trade certifications (IICRC, ACAC) if mold is involved.
Crawl Space Companies Serving Knoxville
Master Foundation and Crawl Space Repair
- Phone: 865-277-6058
- Website: masterservicestn.com
- Serves: Knoxville and East Tennessee
Guardian Foundation Repair
- Phone: 865-675-4177
- Website: guardianfoundationrepair.com
- Serves: Knoxville, TN
United Structural Systems
- Phone: 865-205-8053
- Website: usstn.com
- Serves: Knoxville, TN (regional company, Knoxville location)
American Foundation & Waterproofing
- Phone: 865-982-0250
- Website: americanfw.com
- Serves: Knoxville and Maryville, TN
Forever Guard Crawl Space Encapsulation and Repair of Knoxville
- Phone: 865-234-4709
- Website: foreverguardwaterproofing.com
- Serves: Knoxville, TN
Insta Dri, LLC
- Phone: 865-312-2626
- Website: instadri.com
- Serves: Knoxville and Farragut, TN
Accu-Coat Spray Foam Insulation
- Phone: 865-567-9813
- Website: accucoatinsulation.com
- Serves: Knoxville, TN (insulation contractor also offering crawl space encapsulation)
Crawl Space Ninja of Knoxville
- Website: crawlspaceninja.com
- Serves: Knoxville, TN (franchise location)
Crawlspace Medic of Knoxville
- Website: crawlspacemedic.com
- Serves: Knoxville, TN (franchise location)
AFS Foundation & Waterproofing Specialists
- Website: afsrepair.com
- Serves: Knoxville, TN (a Groundworks company)
'58 Foundations & Waterproofing
- Website: 58foundations.com
- Serves: Knoxville, TN (regional company)
Listings verified against each company's own website or a verified business directory at publish time. We are not affiliated with the companies above and receive nothing for listing them. If a listing is out of date — or you'd like your company added or removed — contact us.
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