Contractor directory
UEI MBMCF42D4CF7 · CAGE 1NFA4

Clean Harbors Environmental Services Inc

Clean Harbors Environmental Services Inc received $22.6M in federal prime contract obligations in the 12 months ending Oct 5, 2026, down 15.7% from $26.8M the year before, and $111.7M since FY2022. Its largest customer is the Department of Defense.

See 6 contracts ending in the next 18 months ↓
Obligations, latest 12 months
$22.6M
down 15.7% vs. $26.8M
Since FY2022
$111.7M
5,774 awards
Awards with activity
964
Latest 12 months
Most recent action
Sep 29, 2026
First seen Oct 1, 2021

Contractor details

Unique Entity ID (UEI)
MBMCF42D4CF7
CAGE code
1NFA4
Doing business as
Clean Harbors of Connecticut Inc
Headquarters
Norwell, MA
Business size
Other Than Small Business
Parent company
Clean Harbors, Inc. (UEI WP2JLJEJXSN7)

As recorded on this UEI's most recent prime contract action in USAspending.gov. Confirm current registration and certifications in SAM.gov.

Obligations by fiscal year

Net prime contract obligations by federal fiscal year.

FY2022
$17.1M
FY2023
$17.8M
FY2024
$27.4M
FY2025
$26.8M
FY2026
$22.6M

Markets where it ranks top 10

Agency and NAICS markets where this UEI is one of the ten largest primes in the latest 12 months.

Top agencies

Funding agencies ranked by obligations since FY2022.

Funding agencyLatest 12 moSince FY2022
Department of Defense$11.8M$77.4M
Department of Homeland Security$7.3M$14.6M
Department of the Treasury$786K$7.1M
Department of Veterans Affairs$1.2M$5.5M
Department of the Interior$61K$2.9M
Department of Agriculture$1.1M$2.4M

Top NAICS codes

Industry codes agencies recorded on this contractor's awards, since FY2022.

NAICSIndustryLatest 12 moSince FY2022
562211Hazardous Waste Treatment and Disposal$11.3M$59.8M
562910Remediation Services$9.9M$29.3M
541620Environmental Consulting Services$775K$8.7M
325998All Other Miscellaneous Chemical Product and Preparation Manufacturing$9K$8.5M
221310Water Supply and Irrigation Systems$0$2.5M
562112Hazardous Waste Collection$585K$1.6M

What it sells

Product and service codes (PSC) on this contractor's awards, since FY2022.

PSCDescriptionSince FY2022
S222Housekeeping- Waste Treatment/Storage$52.6M
F108Environmental Systems Protection- Environmental Remediation$30.0M
F112Environmental Systems Protection- OIL Spill Response$11.4M
6810Chemicals$8.5M
P999Salvage- Other$3.0M
4610Water Purification Equipment$2.0M

Contracts ending in the next 18 months

This contractor's largest awards whose current period of performance ends soon. Options and extensions often move these dates.

AwardAgencyObligatedCurrent end
N0017326F2406
Department of Defense
HAZARDOUS WASTE REMOVAL AND DISPOSAL
$2.3MJan 31, 2027
SP450026F5990
Department of Defense
8512208201!NR01B4
$669KMay 12, 2027
2031ZA26F00288
Department of the Treasury
WCF INDUSTRIAL HAZARDOUS / NON- HAZARDOUS WASTE DISPOSAL BPA CALL 5.
$832KMay 31, 2027
2031ZA26F00323
Department of the Treasury
HAZARDOUS/NONHAZARDOUS WASTE REMOVAL SERVICES ORDERING PERIOD 4
$455KMay 31, 2027
1232SA25F0178
Department of Agriculture
HAZARDOUS MATERIALS MANAGEMENT AND TRANSPORTATION FOR BARC.
$320KJul 31, 2027
70B03C23C00000100
Department of Homeland Security
NARCOTICS DESTRUCTION SERVICES
$2.3MSep 29, 2027

Recent awards

This contractor's newest prime contract awards, most recent first.

AwardAgencyObligatedAwarded
6913G626F50024N
Department of Transportation
REMOVAL, TRANSPORTATION, AND DISPOSAL OF DRUMS CONTAINING INVESTIGATION-DERIVED WASTE FROM 495 DORCHESTER AVENUE, BOSTON, MA.
$38KSep 29, 2026
1232SA26F0720
Department of Agriculture
HAZARDOUS WASTE REMOVAL
$31KSep 29, 2026
12639526F0962
Department of Agriculture
DISPOSE INCINERATOR ASH.
$23KSep 29, 2026
12639526F0873
Department of Agriculture
HAZARDOUS WASTE AND DRUM OVERPACK AND DISPOSAL FOR THE CAROLINA PLANT INSPECTION STATION (PIS)LOCATED AT 25 JOSE SANTANA AVENUE, CAROLINA, PR 00979.
$3KSep 28, 2026
75H71026P00491
Department of Health and Human Services
EO 14398 - FY26 GSU THC QUALITY MAN - URGENT & COMPELLING - 12 MONTHS - $100K
$100KSep 17, 2026
12639526F0862
Department of Agriculture
HAZARDOUS WASTE REMOVAL SERVICES FOR THE BUILDING 580, BELTSVILLE, MD PLANT PROTECTION AND QUARANTINE (PPQ) IS LOCATED AT 9901 POWDER MILL RD. IN LAUREL, MD 20708.
$4KSep 14, 2026
140FS126F0091
Department of the Interior
CA-CARLSBAD FWO-CHEMICAL DISPOSAL AT CFW
$4KSep 14, 2026
15F06726P0000819
Department of Justice
INCINERATION SERVICES
$14KSep 10, 2026

Prime contracts (award types A–D) from USAspending.gov through Oct 5, 2026. Subcontracts are not included. Net obligations include deobligations and corrections.

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