Hazardous Waste Disposal Companies in University City, MO

The top-ranked hazardous waste companies serving University City, MO are O6 Environmental LLC, Environmental Management Alternatives LLC and Superior Acquisition LLC DBA Superior Equipment Company. We list 60 hazardous waste companies serving University City, MO. 30 of the providers shown match an active record from U.S. EPA, checked on the date shown. Rankings follow our published methodology; sponsored placements never change rank.

Hazardous Waste Disposal Companies serving University City, MO (St. Louis County). 60 providers, 10 of the top 10 verified against federal or state records. Registry records checked on 2026-11-04.

Top 10 ranked hazardous waste companies for University City

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Frequently asked questions

How many hazardous waste companies serve University City?

We list 60 hazardous waste companies serving University City, MO: 1 based there and 59 serving it from nearby. 10 of the top 10 match an active federal or state record, checked on 2026-11-04.

Which hazardous waste companies serve University City?

The top-ranked hazardous waste companies serving University City, MO are O6 Environmental LLC, Environmental Management Alternatives LLC, Superior Acquisition LLC DBA Superior Equipment Company, Kiesel Co The Kiesel Environmental Lab and Ozark Medical Waste Inc. The full ranked list, with the official records each provider matched, is on this page.

Which hazardous waste companies serving University City are verified against official records?

10 of the top 10 match an active official record: O6 Environmental LLC (U.S. EPA), Environmental Management Alternatives LLC (U.S. EPA), Superior Acquisition LLC DBA Superior Equipment Company (U.S. EPA), Kiesel Co The Kiesel Environmental Lab (U.S. EPA) and Ozark Medical Waste Inc (U.S. EPA), and 5 more on this page. Each badge links to the official record it matched.

How are these companies ranked?

By our published methodology: verified registrations, documented capabilities, years registered and responsiveness. Sponsored placements are shown separately and never affect rank.

What does "Verified" mean on this page?

"Verified" means we matched the provider to an active official record on the date shown; each badge links to that record. The absence of a badge only means we have not verified that item.

What is the difference between a transporter and a TSDF?

A transporter moves hazardous waste under an EPA ID; a TSDF is a permitted facility that treats, stores or disposes of it. Many providers do both.

"Verified" means we matched the provider to an active official record on the date shown. The absence of a badge only means we have not verified that item. How we rank and verify. Page updated .

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