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Onalaska, WI· pop. 18,468

Mold Inspectors in Onalaska, Wisconsin

Onalaska is a city in Wisconsin, home to roughly 18,468 residents. Its humid continental climate brings high humidity (60–80% annual average), which makes local homes prone to Cladosporium and Aspergillus growth after leaks, flooding, or poor ventilation. Compare mold inspection, testing, and air-quality professionals serving Onalaska below. Wisconsin has no statewide mold license, so verify each inspector's IICRC or ACAC certification and insurance.

Verified Select
Top choice for Onalaska

Our top pick for Onalaska is Lance R. Norris. Selection is based on credential authority, listing completeness, and any active state license we've cross-referenced from public registries.

Lance R. Norris
Sparta, WI
APPLIED MICROBIAL REMEDIATION TECHNICIANAPPLIED STRUCTURAL DRYING TECHNICIANFIRE AND SMOKE DAMAGE RESTORATION TECHNICIAN

Verified Select is selected from public credential and state-license data, not paid placement. See How We Verify.

Mold inspectors serving Onalaska

Lance R. Norris
Sparta, WI
APPLIED MICROBIAL REMEDIATION TECHNICIANAPPLIED STRUCTURAL DRYING TECHNICIANFIRE AND SMOKE DAMAGE RESTORATION TECHNICIANUPHOLSTERY AND FABRIC CLEANING TECHNICIAN+8Sourced from IICRC
COLOR REPAIR TECHNICIANCARPET REPAIR AND REINSTALLATION TECHNICIANAPPLIED STRUCTURAL DRYING TECHNICIANAPPLIED MICROBIAL REMEDIATION TECHNICIAN+11Sourced from IICRC
Wisconsin Mold Information
Climate Zone
Humid Continental
Köppen primary classification
Humidity Level
High year-round (60–80% annual avg)
NOAA NCEI 1991–2020 normals
Common Mold Types
Cladosporium, Aspergillus, Penicillium
Per EPA mold guidance
Weather considerations

Lake-effect humidity, harsh winters with ice damming, and aging housing stock are the dominant drivers.

State licensing

Wisconsin does not have a state-level mold-license requirement. Verify each pro's industry certifications (IICRC, ACAC, etc.) and proof of insurance before hiring.

Local factors
  • Onalaska's mix of older and newer homes means moisture issues range from crawl-space humidity to modern-build envelope condensation.
  • High regional humidity makes mold prevention a year-round concern, not just an after-a-leak fix.

Sources: NOAA climate normals; EPA mold guidance; state licensing authorities. See our data sources.

Common mold-inspection services

Other mold inspectors in Wisconsin

Applied Microbial Remediation TechnicianApplied Structural Drying TechnicianFire and Smoke Damage Restoration TechnicianWater Damage Restoration TechnicianSourced from IICRC
JG Restoration
Appleton, WI
Applied Microbial Remediation TechnicianApplied Structural Drying TechnicianFire and Smoke Damage Restoration TechnicianOdor Control Technician+2Sourced from IICRC

Nearby cities

Frequently asked questions

MoldInspectorsNearMe.com is a directory and lead-referral platform. We do not perform mold inspections. We do not provide medical advice. Listings shown above come from owner submissions, admin entries, and properly licensed data sources. See our disclaimer.