Leadspect LLC
“We highly recommend Wayne after multiple projects where he has helped us understand lead paint in our rental properties and how to manage/remediate it.”
Best Mold Inspection & Testing near Lancaster, PA
2 of these companies are based in Lancaster; the others serve Lancaster from towns including Willow Street (4 mi), Mount Joy (10 mi) and Ephrata (11 mi).
4 open 24/7 · 6 open weekends · 9 rated 4.5+ · 2 show a license
Data verified November 1, 2026
Air Quality Solutions
“Knowledgeable , answered many questions .”
DC Eager Emergency Services LLC
“I really dont have the words to express what a good feeling it was to be in the caring and experienced hands of this company.”
Amerisure Home Inspection
“I had a very short deadline as they had the inspection completed withing 24 hours would highly recommend.”
Restoration Relief Ephrata
“Each member of their team was professional and nice to deal with.”
Cleaning Experts
“I contacted Ryan on Sunday afternoon and he had a crew at my home at 8:30am the next morning to start cleanup and remediation.”
Listed for homeowners in and around Lancaster, PA, these 10 companies test for mold and indoor air problems. Listings show what each one states about sampling, lab work and the environmental tests it offers, plus ratings and quotes from public reviews.
Area overview: Lancaster, PA
The 10 companies on this page are rated from 3.7 to 5.0 across 313 reviews; 2 have 50 or more reviews and 9 are rated 4.5 or higher. 4 are open around the clock; 6 are open on Saturdays and 4 on Sundays. 2 show a license on their websites and 1 has a BBB rating of A or A+. 5 have ten or more years of experience, the longest 29 years. 4 offer emergency call-outs; 1 gives free estimates and 1 is family- or locally-owned. We have a website on file for all 10 of the companies on this page; 9 publish a contact page; 6 list a public email and 1 takes bookings online. We count these figures across the companies on this page; distances are straight-line, and hours and prices change, so confirm the details with the company before you book.
Is one opinion enough on a damp problem?
Not when the first visit ends with a large removal quote attached. You have 10 companies on this page, so getting a second diagnosis is straightforward. Ask each one what it thinks the water source is. Two independent answers that match is the strongest signal you will get.
Xman Inc.
“Robert went above and beyond for us and did our job in a very timely professional manner.”
Allied Home Inspections LLC
“Even after the inspection and the report was completed he offered to call me and go over anything I had questions about.”
Lancaster Environmental Testing and Inspections
“Very happy with the home mold inspection I had completed with Lancaster Environmental Testing.”
RJH Radon Mitigation Inc
“They were easy to schedule and had my system installed in less than 4 hours.”
Why these companies made our list
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