One Call Services
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Hiring One Call Services in Fremont
Mold inspections in Fremont typically cost between $200 and $600, depending on your home's size and the inspector's scope of work. Older homes like many in Fremont (median construction year 1978) sometimes need more thorough testing, which can push costs higher. One Call Services offers inspection services in the area, but here's something important to know: inspectors who also do mold remediation have a built-in conflict of interest. They may be tempted to recommend more extensive (and expensive) cleanup work than you actually need.
Before you hire One Call Services or any inspector, verify they carry proper insurance and hold a valid Contractor's State License Board license - California doesn't have a specific mold license, so this credential matters. If they also offer remediation work, consider getting a second opinion from an independent inspector before moving forward with any treatment plan. Ask upfront whether they perform both inspection and remediation, and if so, request references from customers who felt confident in their recommendations.
Based on public rating data and local climate records, not on individual reviews. We do not represent or endorse this firm.
Note: may also offer remediation services
This company's listed services suggest it may also perform mold remediation — confirm directly before booking an inspection. Industry standards recommend using a separate inspector and remediator to avoid a conflict of interest: an inspector who may also profit from remediation has less incentive to give an unbiased report.
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Claim This Listing →Business data sourced from public records · Last updated April 2026
MoldGuide is a lead referral service. We do not employ, endorse, or guarantee the work of any inspector listed in this directory. Verify licenses, insurance, and certifications independently before hiring.