Clinical GradeHighest verification tier
Hays + Sons
Testing and remediation · Dayton, OH
- What they do
- Testing and remediation
- Insurance
- Certificate verified
- Google rating
- 4.6 44 reviews
Offers free estimates, the company says
7 Best Mold Assessment Pros in Dayton, OH (Verified 2026)
Find 7 verified mold assessment pros near you in Dayton, OH. Every listing is identity-checked, with state licenses, insurance, and reviews verified where available.
1 Clinical Grade, 0 Advanced Verified, 6 Verified Pro
Dayton, OHChange location
7 professionals
Every mold testing professional we list in Dayton.
How this list is ordered
Verification first: Clinical Grade companies, then Advanced Verified, then Verified Pro. Clinical Grade companies with stronger Google reviews come first; Verified Pro companies are in alphabetical order. The sort menu changes only what you see.
Our top verified pick for mold assessment in Dayton, OH is Hays + Sons with a 4.6-star rating from 44 reviews. As a Clinical Grade provider, they sit in our highest verification tier.
- Verified Pro
Action Property Inspections
Mold testing and assessment · Dayton, OH
- What they do
- Mold testing and assessment
- Insurance
- Not on file
- Google rating
- 5.0 8 reviews
- Verified Pro
Best Inspection Services, Inc.
Mold testing and assessment · Dayton, OH
- What they do
- Mold testing and assessment
- Insurance
- Not on file
- Google rating
- 4.8 50 reviews
- Verified Pro
Big Shot Roofing & Restoration
Testing and remediation · Dayton, OH
- What they do
- Testing and remediation
- Insurance
- Not on file
- Google rating
- 4.8 21 reviews
- Verified Pro
Buyer's Inspection Service
Mold testing and assessment · Dayton, OH
- What they do
- Mold testing and assessment
- Insurance
- Not on file
- Google rating
- 5.0 562 reviews
- Verified Pro
Home Inspector ETC
Mold testing and assessment · Dayton, OH
- What they do
- Mold testing and assessment
- Insurance
- Not on file
- Google rating
- 5.0 10 reviews
- Verified Pro
Ultimate Home Inspections
Mold testing and assessment · Dayton, OH
- What they do
- Mold testing and assessment
- Insurance
- Not on file
- Google rating
- 4.8 156 reviews
You've seen all 7 professionals in this Dayton list. Browse all of Ohio
Ohio Mold Information
- Climate zone
- Midwestern Continental
- Moderate, fluctuating (45-65% average)
- Humidity level
- Moderate, fluctuating (45-65% average)
- Most common indoor molds (CDC)
- Cladosporium, Penicillium, Aspergillus
Weather considerations
Fluctuating humidity and severe weather create seasonal mold risks. Basements, crawl spaces, and HVAC systems are common problem areas. Spring flooding and summer humidity spikes require vigilance.
Helpful Guides
- Mold Exposure SymptomsHealth effects, who is most at risk, and when to see a doctor
- Mold Inspection Cost GuideProfessional assessment pricing and what's included
- Mold Certifications ExplainedWhat IICRC, ACAC and NORMI credentials mean, and how to check one
- Assessor vs RemediatorWhat each one does, and why we recommend separate companies
- Mold Identification GuideWhat common household molds can look like, and what looks like mold but isn't
Mold Remediation in Dayton
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