JLM Environmental
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Many Hawthorne homeowners rush to hire the first contractor who answers the phone, only to discover later that they're unlicensed or uninsured. Since California doesn't require a specific state mold license, it's on you to verify that any contractor holds a valid CSLB license, carries proper insurance, and has IICRC certification. JLM Environmental is worth considering because they understand the local climate - Hawthorne's 73% humidity and older housing stock (median home built in 1971) create ideal conditions for mold growth, and you need someone who knows how to handle it.
Before you call anyone, know that a typical mold remediation project in Hawthorne runs between $1,900 and $5,650, depending on the scope. When you contact JLM Environmental, ask to see proof of their CSLB license, current insurance documentation, and IICRC certification. Don't sign anything until you've verified all three.
Based on public rating data and local climate records, not on individual reviews. We do not represent or endorse this firm.
Credentials & Verification
IICRC Certified Firm
Certified Firm · Applied Microbial Remediation Technician · Water Damage Restoration Technician
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Business data sourced from public records · Last updated March 2026
MoldGuide is a lead referral service. We do not employ, endorse, or guarantee the work of any contractor listed in this directory. Verify licenses, insurance, and certifications independently before hiring.