Tri-S Environmental Services Inc
Tri-S Environmental Services Inc (USDOT 811125) holds active operating authority as a motor carrier of property under MC-361367 based in Ellington, CT. The earliest grant on file is from August 1999, 27 years, 3 months ago. $4,000,000 of liability coverage is on file with Nautilus Insurance Company. It reported 16 power units and 20 drivers on its last MCS-150 update (September 2026).
Operating authority
| Docket | Authority | Status | Insurance required | On file |
|---|---|---|---|---|
| MC-361367 | Motor carrier of property | Active | $750,000 liability | $5,000,000 liability |
| MC-361367 | Broker | Inactive | bond | $5,000,000 liability, bond |
Earliest grant on file: Aug 2, 1999 (27 years, 3 months ago).
Insurance and bonds on file
| Type | Insurer | Coverage | Effective | Cancellation |
|---|---|---|---|---|
| Liability (BIPD) · form 91X | Great Divide Insurance Company | $1,000,000 | Mar 4, 2025 | — |
| Liability (BIPD) · form 91X | Nautilus Insurance Company | $4,000,000 | Mar 4, 2025 | — |
| Broker surety bond (BMC-84) · form 84 | North American Specialty Ins Co | — | Aug 12, 1999 | — |
Confirm coverage with the insurer before tendering a load.
Authority history
| Date | Docket | Action |
|---|---|---|
| Mar 30, 2018 | MC-361367 | Discontinued revocation · contract carrier |
| Mar 19, 2018 | MC-361367 | Involuntary revocation · contract carrier |
| Nov 7, 2017 | MC-361367 | Revoked · motor carrier of property |
| Nov 7, 2017 | MC-361367 | Reinstated · motor carrier of property |
| Oct 24, 2017 | MC-361367 | Revoked · motor carrier of property |
| Dec 9, 2013 | MC-361367 | Reinstated · broker |
| Dec 9, 2013 | MC-361367 | Revoked · broker |
| May 24, 2012 | MC-361367 | Reinstated · motor carrier of property |
| Dec 16, 2003 | MC-361367 | Revoked · motor carrier of property |
| Aug 31, 1999 | MC-361367 | Granted · broker |
| Aug 2, 1999 | MC-361367 | Granted · motor carrier of property |
Revocations
| Docket | Authority | Order served | Effective |
|---|---|---|---|
| MC-361367 | Contract | Sep 21, 2017 | Oct 24, 2017 · involuntary revocation |
| MC-361367 | Broker | Nov 5, 2013 | Dec 9, 2013 · involuntary revocation |
| MC-361367 | Contract | Oct 28, 2003 | Oct 23, 2003 · involuntary revocation |
Registration
| USDOT number | 811125 |
|---|---|
| USDOT status | Active |
| MC number | MC-361367 |
| Legal name | Tri-S Environmental Services Inc |
| Operation | Interstate |
| Classification | Authorized for hire |
| Business type | Corporation |
| Location | Ellington, Connecticut 06029 |
| USDOT added | May 19, 1999 |
| Last MCS-150 update | Sep 17, 2026 |
| Safety rating | Satisfactory · Mar 31, 2008 |
Fleet
| Power units | 16 |
|---|---|
| Trucks | 9 |
| Drivers | 20 · 5 with a CDL |
| Annual miles | 91,295 · 2025 |
Cargo carried
General freight, Metal: sheets, coils, rolls, Logs, poles, beams, lumber, Building materials, Machinery, large objects, Liquids/gases, Coal/coke, Garbage/refuse, Chemicals, Commodities dry bulk, Paper products, Construction, hazardous materials
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Data as of Nov 13, 2026. Sources
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