#1Connecticut Southern Railroad
Based in Hartford, CT
Hazardous Waste Disposal Companies in Hartford, CT
The top-ranked hazardous waste companies serving Hartford, CT are Connecticut Southern Railroad, Ct Natural Gas Corp and Healthcare Waste Solutions Inc. We list 122 hazardous waste companies serving Hartford, CT. 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 Hartford, CT (Capitol Planning Region). 122 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 Hartford
#2Ct Natural Gas Corp
Based in Hartford, CT#3Healthcare Waste Solutions Inc
Based in Hartford, CT#4Rudder Services
Based in Hartford, CT#5Thomas Cadilac Jaguar
Based in Hartford, CT#6Ct Natural Gas Corp
Serves this area from East Hartford, CT (1 mi)#7Parker Xray Solutions Service
Serves this area from East Hartford, CT (1 mi)#8Rtx Corporation
Serves this area from East Hartford, CT (3 mi)#9Lombardi Express Inc
Serves this area from Wethersfield, CT (3 mi)#10Safety Kleen Systems Inc
Serves this area from West Hartford, CT (3 mi)
20 more providers serving this area
- Disposal Plus LLC, Windsor, CT (3 mi)
- Hess John R Of Ct, East Hartford, CT (3 mi)
- Independent Screw Co Inc, West Hartford, CT (4 mi)
- Daddario A F Inc, Bloomfield, CT (5 mi)
- Auto Waste Pac Co, South Windsor, CT (7 mi)
- S & R Sanitation Service Inc, South Windsor, CT (7 mi)
- Premetco Inc, South Windsor, CT (8 mi)
- Costello Ind Main Office, Newington, CT (8 mi)
- Mitchell Assoc Inc, South Windsor, CT (8 mi)
- Environmental Serv Mitchell Assoc, South Windsor, CT (9 mi)
- Trash Away Inc, New Britain, CT (9 mi)
- Dyno Nobel Inc, Simsbury, CT (10 mi)
- New England Recovery Systems, East Windsor, CT (11 mi)
- Vortex, Simsbury, CT (11 mi)
- Hamilton Sundstrand Corp, Windsor Locks, CT (11 mi)
- Metronics Inc, Bolton, CT (11 mi)
- Della Construction Co Inc, Enfield, CT (12 mi)
- Koehler Arthur E, East Windsor, CT (12 mi)
- Bestech Inc. Of Connecticut, Ellington, CT (12 mi)
- Briggs Ind Inc, Windsor Locks, CT (12 mi)
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Frequently asked questions
How many hazardous waste companies serve Hartford?
We list 122 hazardous waste companies serving Hartford, CT: 5 based there and 117 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 Hartford?
The top-ranked hazardous waste companies serving Hartford, CT are Connecticut Southern Railroad, Ct Natural Gas Corp, Healthcare Waste Solutions Inc, Rudder Services and Thomas Cadilac Jaguar. The full ranked list, with the official records each provider matched, is on this page.
Which hazardous waste companies serving Hartford are verified against official records?
10 of the top 10 match an active official record: Connecticut Southern Railroad (U.S. EPA), Ct Natural Gas Corp (U.S. EPA), Healthcare Waste Solutions Inc (U.S. EPA), Rudder Services (U.S. EPA) and Thomas Cadilac Jaguar (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 .