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Mold Pros in Ohio

114 contractors

Regional moisture context: Ohio mold problems usually come from wet basements, crawl-space moisture, roof leaks, and winter condensation rather than constant outdoor humidity alone.

About Mold in Ohio

Last updated: March 2026

Ohio is a local-enforcement market, not a statewide mold-licensing market. That means the main consumer risk is buying a vague cleanup scope from a contractor who is not also addressing drainage, basement drying, or the actual building defect that caused the moisture. For homeowners and landlords, local housing and code channels can matter as much as the cleanup quote itself, especially once the problem affects a basement, a rental unit, or a recurring leak.

Data provided by Google Maps

Popular Cities for Mold Mitigation in Ohio

Mold mitigation in Dublin, Ohio10 local contractors listedMold mitigation in Cincinnati, Ohio6 local contractors listedMold mitigation in Dayton, Ohio6 local contractors listedMold mitigation in Brunswick, Ohio3 local contractors listedMold mitigation in Columbiana, Ohio3 local contractors listedMold mitigation in Columbus, Ohio3 local contractors listedMold mitigation in Hudson, Ohio3 local contractors listedMold mitigation in Medina, Ohio3 local contractors listedMold mitigation in Moraine, Ohio3 local contractors listed

Other areas with mold contractors

.youngstownBeavercreekCanal WinchesterCarlisleClevelandDoverEastlakeFairfieldGroveportHilliardMansfieldNew Philadelphia

Metro Areas in Ohio

Columbus Metro20 contractors across multiple citiesCincinnati Metro14 contractors across multiple citiesDayton Metro11 contractors across multiple cities

State-Specific Mold Guidance for Ohio

Real licensing, pricing, climate, and homeowner guidance for Ohio.

Licensing and rules

As of March 24, 2026, Ohio still does not have a statewide mold-remediation licensing program in force. The legislature has considered indoor-mold bills, but homeowners should currently expect most oversight to run through local code enforcement, landlord duties, and standard contractor credentials rather than a dedicated state mold board.

  • No statewide mold license in force: Ohio has considered indoor-mold bills, but as of March 24, 2026, homeowners should not expect a statewide mold-remediator license comparable to Florida, Texas, or New York.
  • Local enforcement matters: For rentals and habitability disputes, local housing, building, or health departments may matter more than state-level mold rules.
  • Use normal contractor screening: Because there is no current statewide mold license, Ohio homeowners should lean on written scope, insurance, references, and the contractor's plan for fixing the underlying water problem.

Typical project range

$1,100 - $2,900

Below national average

  • Basement and lower-level drying after leaks or seepage
  • Removing finished-basement carpet, drywall, or insulation
  • Containment when multiple rooms or an occupied home are involved
  • Correcting drainage, sump, or roof issues so the mold does not return

Recent Angi Columbus pricing updated October 15, 2025, listed many routine residential jobs around $1,127-$2,884 before larger rebuild or waterproofing work.

View full cost breakdown for Ohio →

Climate and moisture drivers

Ohio mold problems usually come from wet basements, crawl-space moisture, roof leaks, and winter condensation rather than constant outdoor humidity alone.

  • Humid summers keep basements and lower levels damp if dehumidification is weak.
  • Winter condensation and ice-dam leaks can wet attics, roof edges, and upper walls.
  • Ohio basements are a major mold driver because seepage, grading, and sump issues are common.

State-specific tips

In Ohio, finished basements, sump failures, and freeze-thaw roof leaks are often more important than visible mold on the surface of the room.

  • If the mold is in a basement, ask about drainage, sump performance, and dehumidification before approving cleanup.
  • Check with your city or county about rental-housing and code-enforcement options because Ohio oversight is often local.
  • Without a statewide mold license in force, insist on a written removal and drying scope instead of a vague antimicrobial treatment proposal.

Testimonials

Results homeowners reported in Ohio

These reviews focus on outcomes homeowners said mattered most in Ohio: passing clearance, reducing moisture, and getting a clean scope without surprise add-ons.

“The basement cleanup stayed organized from the first containment setup through the final clearance test, and the musty smell was gone before the rebuild started.”

Outcome

Clearance test passed before rebuild work began

Rachel M.

Dublin, OH

“Our crawlspace quote finally solved the source problem too. After encapsulation and dehumidification, moisture readings dropped and the floor odor stopped returning.”

Outcome

Moisture readings stabilized after crawlspace remediation

Chris D.

Cincinnati, OH

“We needed documentation for insurance and a fast turnaround. The team handled the drying, the drywall removal, and the post-remediation paperwork without scope surprises.”

Outcome

Insurance-ready remediation paperwork with no scope surprises

Patricia L.

Dayton, OH

What to Do Next

Three steps to address mold in your Ohio home.

Find a ContractorBrowse 114 certified pros in Ohio by city.Screen Moisture RiskReview climate-based moisture context for your ZIP code.Understand CostsSee what Ohio homeowners pay for mitigation.

Frequently Asked Questions: Mold in Ohio

Mold Guides for Ohio

Articles and guides to help you understand mold risk and make informed decisions.

Mold Remediation Cost Guide for HomeownersWhat to Do After Water Damage to Prevent MoldHow to Choose a Mold Inspector or Remediator

Cornerstone Guides

What Is Mold?Complete Mold Testing Guide

Mold testing & monitoring products for Ohio

Start with a low-cost test kit, or use a humidity monitor to track conditions after remediation or water damage.

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State Resources for Ohio

Mold remediation cost in Ohio

Estimate pricing by contamination size, material removal, and project scope.

Moisture-risk screen for Ohio

Use climate context as a starting point, then inspect your actual building conditions.

Mold assessment tool

Work through visible growth, moisture, HVAC exposure, and cleanup scope.

Products for Ohio homeowners

Compare test kits, humidity monitors, drying equipment, and DIY supplies.

All mold guides

Browse inspection, remediation, cleanup, and moisture-control guides.

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