#1Green Rock Strategies LLC
Based in Charleston, SC
Hazardous Waste Disposal Companies in Charleston, SC
The top-ranked hazardous waste companies serving Charleston, SC are Green Rock Strategies LLC, Green Rock Strategies, LLC and Lanxess Corporation Charleston Facility. We list 14 hazardous waste companies serving Charleston, SC. 14 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 Charleston, SC (Charleston County). 14 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 Charleston
#2Green Rock Strategies, LLC
Based in Charleston, SC#3Lanxess Corporation Charleston Facility
Based in Charleston, SC#4Medical University Of Sc
Based in Charleston, SC#5Fenn Vac LLC
Serves this area from North Charleston, SC (2 mi)#6Joint Base Lindsey Graham - Air Base
Serves this area from North Charleston, SC (7 mi)#7Amsar Environmental
Serves this area from Mount Pleasant, SC (9 mi)#83r Of Charleston Inc
Serves this area from SC#9Joint Base Lindsey Graham - Naval Weapons Station
Serves this area from Goose Creek, SC (11 mi)#10Low County Forensics LLC DBA Bio-one Charleston
Serves this area from Mount Pleasant, SC (14 mi)
4 more providers serving this area
- Shaw Horizon Transporation LLC, Ladson, SC (15 mi)
- Apollos Water South LLC, SC
- Hm Southeast Cement LLC Harleyville Plant, Harleyville, SC (39 mi)
- US Industrial Logistics, LLC, SC
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Frequently asked questions
How many hazardous waste companies serve Charleston?
We list 14 hazardous waste companies serving Charleston, SC: 4 based there and 10 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 Charleston?
The top-ranked hazardous waste companies serving Charleston, SC are Green Rock Strategies LLC, Green Rock Strategies, LLC, Lanxess Corporation Charleston Facility, Medical University Of Sc and Fenn Vac LLC. The full ranked list, with the official records each provider matched, is on this page.
Which hazardous waste companies serving Charleston are verified against official records?
10 of the top 10 match an active official record: Green Rock Strategies LLC (U.S. EPA), Green Rock Strategies, LLC (U.S. EPA), Lanxess Corporation Charleston Facility (U.S. EPA), Medical University Of Sc (U.S. EPA) and Fenn Vac LLC (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 .