One Call Services
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Before hiring any mold remediation contractor in Fremont, verify they hold a valid Contractor's State License Board (CSLB) license and current insurance coverage. You'll also want to confirm they have IICRC certification, which shows they've met industry standards for this specialized work. Given Fremont's humidity levels and older housing stock, many homes built around 1978 are prone to moisture issues, so finding a qualified contractor matters.
One Call Services is worth considering as you evaluate options. When you're ready to reach out, ask them to walk you through their process and get a detailed estimate in writing (typical projects in this area run anywhere from $1900 to $5650 depending on scope). Before you sign any agreement, make sure you've verified their CSLB license number directly with the state board and that they can provide proof of both insurance and IICRC credentials.
Based on public rating data and local climate records, not on individual reviews. We do not represent or endorse this firm.
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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.