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Top-Rated Mold and asbestos pros in West Alton - Updated Nov 2026

Avatar for AC Environmental, Inc.
AC Environmental, Inc.
5.0(
14
)
Asbestos - AbatementAsbestos - TestingIndoor Air Quality Testing+4 more

Serving West Alton, MO and surrounding areas

Approved

In business since 2019

Free estimates

Emergency services offered

"The workers were punctual and worked hard throughout the entire project. They kept me informed of the progress as the project was being completed. We are very satisfied with their work. I highly recommend AC Environmental for asbestos abatement."
Additional Photos
Additional Photos
Additional Photos
Response time10 hrs
Response rate99%
Recommended by92%of homeowners
Avatar for Claro Complete Mold Remediation - St. Louis
Claro Complete Mold Remediation - St. Louis
4.8(
76
)
Toxicity and Mold - RemovalMold & Toxic Material Test - For BusinessToxicity and Mold - Removal - For Business

Serving West Alton, MO and surrounding areas

Approved

In business since 2006

Free estimates

Warranties offered

At Claro - Complete Mold Remediation - St. Louis, we believe a healthy home starts with the air you breathe. We help families and businesses find mold, fix it at the source, and feel at home again. We serve St. Louis, Clayton, Ladue, Kirkwood, Webster Groves, Creve Coeur, Chesterfield, Ballwin, St. Charles, O’Fallon and surrounding areas. Our services include mold inspection, lab-based mold and air testing with same-day assessments, whole-home and crawlspace mold remediation, water damage cleanup, and commercial mold remediation. \n\nEvery job follows a source-first process: containment, moisture correction, physical removal of contaminated materials, structural drying, and a whole-home dry fog treatment that reaches hidden spores in walls, vents and crawlspaces. We work directly with your insurance company and build every plan around your home and the people living in it.

Crawlspace Waterproofing
Crawlspace Waterproofing
Crawlspace Waterproofing
Crawlspace Waterproofing
4 neighbors recently requested a quote
Recommended by84%of homeowners
Avatar for Mold Test Company MO
Mold Test Company MO
3.8(
83
)
Mold & Toxic Material TestIndoor Air Quality TestingMold & Toxic Material Test - For Business

Serving West Alton, MO and surrounding areas

Approved

In business since 2008

Emergency services offered

Small jobs welcome

"The technician was very sweet and made us feel comfortable throughout the inspection. He was very knowledgeable in mold. He helped us understand the different types of mold and the possible causes. We would highly recommend them!!"
Mold Testing
Mold Testing
Mold Testing
Mold Testing
Mold Testing

+70

22 neighbors recently requested a quote
Recommended by82%of homeowners
Avatar for Allied Environmental, LLC
Allied Environmental, LLC
5.0(
6
)
Asbestos - TestingIndoor Air Quality TestingMold & Toxic Material Test+1 more

Serving West Alton, MO and surrounding areas

Approved

In business since 2024

Free estimates

Emergency services offered

Professional Environmental Consulting Services specializing in asbestos inspections/testing, mold inspections, and indoor air quality testing for residential, commercial, and demolition projects. Reliable, thorough, and compliant inspections to help keep your property safe and meet local and state regulations. Contact us today for fast scheduling and expert service.

Exterior of Home
Interior
Interior of Building
Interior of Building
Commercial Building

+9

3 neighbors recently requested a quote
Avatar for American Workers Abatement
American Workers Abatement
5.0(
5
)
Asbestos - AbatementToxicity and Mold - RemovalToxicity and Mold - Removal - For Business

Serving West Alton, MO and surrounding areas

Approved

In business since 2001

Free estimates

Credit card accepted

"I had a great experience with this company when I needed mold removed from my home. From the initial inspection to the completion of the work, everyone was professional, courteous, and knowledgeable. They explained the process clearly, answered all of my questions, and kept me informed throughout the job. The team arrived on time, worked efficiently, and took the necessary precautions to protect the rest of my home. They did a thorough job removing the affected material and cleaning the area, and they left everything neat and clean when they were finished."
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1 neighbors recently requested a quote
Recommended by25%of homeowners
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