Crawl Space Ninja
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Crawl Space Ninja holds a 4.9-star rating across 566 Google reviews, which matters if you own a Knoxville home built around 1973 (the local median). With the area averaging 71% relative humidity and 48 inches of annual rainfall, older crawl spaces are prime breeding grounds for mold. That track record suggests the company knows how to handle the moisture and mold issues that plague homes in this climate.
As a mold remediation contractor, Crawl Space Ninja may need an S-Mold Contractor License from Tennessee if your project exceeds $25,000 - though most Knoxville remediation jobs run $1,200 to $3,750. Before you hire, verify their licensing status at search.cloud.commerce.tn.gov to confirm they're properly credentialed for your specific scope of work.
Summary drawn from 566 Google reviews. We do not represent or endorse this firm.
Credentials & Verification
Tennessee S-Mold Contractor License (projects over $25,000)
This state requires a mold remediation license for qualifying projects. Verify the contractor's license status before hiring.
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Business data sourced from public records · Last updated April 2026
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