All & One Restoration and Construction
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All & One Restoration and Construction holds a 5-star rating across 65 Google reviews. If you're dealing with mold in West Covina, timing matters - the area's 61% average humidity and 19 inches of annual rain create conditions where mold thrives. Older homes like many built here in the 1960s are especially vulnerable to moisture problems that lead to mold growth. Getting ahead of it prevents bigger headaches down the road.
Before you call anyone, know that California doesn't require a specific state license for mold work, but contractors must have a valid CSLB license. When you contact All & One Restoration and Construction, ask to verify their CSLB license, current insurance coverage, and IICRC certification. A typical remediation project in West Covina runs between $1,800 and $5,500, so get a detailed estimate in writing and confirm all credentials before you sign anything.
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
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