Sevenson Environmental Services, Inc.

Rank #338 of 1,000 by FY2025 federal contract value · Headquarters: NIAGARA FALLS, NY

FY2025 contract value

$206,512,775

Oct 1, 2024 – Sep 30, 2025

FY2024 contract value

$454,187,291

FY2023 contract value

$90,819,314

Top agency (FY2025)

Environmental Protection Agency

$136,907,985

Company profile

Legal name (as listed): SEVENSON ENVIRONMENTAL SERVICES, INC.
UEI: VHPJR3MJWV49
DUNS: 083535773
Headquarters: NIAGARA FALLS, NY
Business types: Category BusinessCorporate Entity Not Tax ExemptSmall BusinessSpecial DesignationsSubchapter S CorporationUS Owned Business

Contract value trend, FY2023 – FY2025

Fiscal year	Contract value	Change vs prior year
FY2023	$90,819,314	—
FY2024	$454,187,291	+400.1%
FY2025	$206,512,775	-54.5%

FY2025 breakdowns

Top 10 in each category by FY2025 contract value.

Top awarding agencies

Environmental Protection AgencyEPA	$136,907,985
Department of DefenseDOD	$69,604,790

Top places of performance (states)

OhioOH	$132,162,808
New JerseyNJ	$46,221,676
ConnecticutCT	$13,767,353
New YorkNY	$5,979,576
Puerto RicoPR	$4,745,177
WashingtonWA	$1,584,398
MaineME	$1,325,179
District Of ColumbiaDC	$557,316
MississippiMS	$169,292
Rhode IslandRI	$0

Top industries (NAICS)

Remediation Services562910

$206,512,775

Top product & service codes (PSC)

ENVIRONMENTAL SYSTEMS PROTECTION- ENVIRONMENTAL REMEDIATIONF108	$162,200,266
OTHER ENVIRONMENTAL SERVICESF999	$42,260,722
CONSTRUCTION OF WASTE TREATMENT AND STORAGE FACILITIESY1PD	$1,325,179
REPAIR OR ALTERATION OF RESTORATION OF REAL PROPERTY (PUBLIC OR PRIVATE)Z2QA	$726,607
ARCHITECT AND ENGINEERING- GENERAL: OTHERC219	$0

Contract awards

Up to 20 awards with activity in FY2025, newest start date first. Amounts are individual award obligations, not company totals.

Award ID	Amount	Awarding agency	Description	Start date	NAICS	PSC	Place
CONT_AWD_W912WJ25FA044_9700_W912WJ25D0004_9700	$10,677,537	Department of Defense	SEED TASK ORDER FOR REMEDIAL ACTION CONTRACT (RAC) FOR EXCAVATION OF WASTE CONTAMINATED SOILS AND SEDIMENTS AT THE RAYMARK SUPERFUND SITE IN STRATFORD, CT	Jul 24, 2025	—	—	CT
CONT_AWD_W912BU25F0006_9700_W912BU25D0001_9700	$30,092,985	Department of Defense	SEED TASK ORDER - MOBILIZATION AND REMEDIATION SERVICES AT FORMER DUPONT CHAMBERS WORKS FUSRAP IN DEEPWATER, NJ	Nov 13, 2024	—	—	NJ
CONT_AWD_W912DQ24C3003_9700_-NONE-_-NONE-	$180,000,000	Department of Defense	CDE OU4 REMEDIAL ACTION	Sep 12, 2024	—	—	NJ
CONT_AWD_W912DW24C0014_9700_-NONE-_-NONE-	$72,057,786	Department of Defense	REPLACE A FAILING SHEET PILE WALL AT A U.S. ENVIRONMENTAL PROTECTION AGENCY (EPA) SUPERFUND REMEDIAL SITE ON THE NATIONAL PRIORITIES LIST (NPL) LOCATED ON BAINBRIDGE ISLAND, WASHINGTON.	Sep 2, 2024	—	—	WA
CONT_AWD_W912DQ24F3039_9700_W912DQ22D3004_9700	$32,680,360	Department of Defense	WACC SUPERFUND OU1 REMEDIAL ACTION	Jun 18, 2024	—	—	NY
CONT_AWD_W912DQ24C3001_9700_-NONE-_-NONE-	$63,043,117	Department of Defense	MATTEO OU1 REMEDIAL ACTION	Mar 25, 2024	—	—	NJ
CONT_AWD_W912WJ24F0032_9700_W912WJ19D0012_9700	$6,643,450	Department of Defense	GENERAL CONDITIONS TASK ORDER AT RAYMARK SUPERFUND SITE IN STRATFORD, CONNECTICUT	Mar 15, 2024	—	—	CT
CONT_AWD_W912DQ24C3000_9700_-NONE-_-NONE-	$62,583,691	Department of Defense	DIAMOND HEAD OU1 AND OU2 REMEDIAL ACTION	Nov 3, 2023	—	—	NJ
CONT_AWD_W912DQ23F3032_9700_W912DQ20D3010_9700	$11,329,826	Department of Defense	FORMER KIL-TONE OU2 PHASE 1 REMEDIAL ACTION	Aug 29, 2023	—	—	NJ
CONT_AWD_W912DQ23F3030_9700_W912DQ20D3010_9700	$57,187,382	Department of Defense	REMEDIAL ACTION AT 18 MILE CREEK	Jul 19, 2023	—	—	NY
CONT_AWD_W912BU23F0039_9700_W912BU17D0018_9700	$29,570,360	Department of Defense	FORMER DUPONT CHAMBERS WORKS FUSRAP REMEDIAL ACTION, TO # 7: EXCAVATION, BACKFILL, GENERAL CONDITIONS, CUBIC YARDS, ETC.	Jun 22, 2023	—	—	NJ
CONT_AWD_W912WJ23F0046_9700_W912WJ19D0012_9700	$39,493,370	Department of Defense	REMEDIATION SERVICES FOR FERRY CREEK (OU3) AND ADDITIONAL OU6 PROPERTIES AT RAYMARK SUPERFUND SITE IN STRATFORD, CONNECTICUT	Mar 31, 2023	—	—	CT
CONT_AWD_W912DQ22F3052_9700_W912DQ20D3010_9700	$13,640,102	Department of Defense	FORMER KIL-TONE OU1 PHASE 3	Jun 10, 2022	—	—	NJ
CONT_AWD_W912DQ22F3049_9700_W912DQ17D3018_9700	$5,995,314	Department of Defense	WOLFF-ALPORT CHEMICAL COMPANY SUPERFUND REMEDIAL ACTION SERVICES WITH INCIDENTAL DEMOLITION OF BLDGS. CPFF CONTRACT TASK ORDER.	Apr 21, 2022	—	—	NY
CONT_AWD_W912WJ22F0024_9700_W912WJ19D0012_9700	$11,780,043	Department of Defense	REMEDIATION SERVICES CONTRACT AT RAYMARK SUPERFUND SITE IN STRATFORD, CT	Jan 21, 2022	—	—	CT
CONT_AWD_N6945021F0523_9700_N6247018D7015_9700	$1,933,205	Department of Defense	21BRAC-LONG TERM MONITORING,NAVAL AIR ST	Sep 3, 2021	—	—	DC
CONT_AWD_W912WJ21F0042_9700_W912WJ19D0012_9700	$13,560,199	Department of Defense	BEACON POINT PROPERTIES CONNECTICUT DEPARTMENT OF TRANSPORTATION RIGHT OF WAY, STRATFORD, CONNECTICUT	Sep 1, 2021	—	—	CT
CONT_AWD_W912WJ21F0007_9700_W912WJ19D0012_9700	$5,839,741	Department of Defense	REMEDIAL ACTION-EAST MAIN STREET PROP. RAYMARK SUPERFUND SITE STRATFORD, CONNECTICUT.	Jan 18, 2021	—	—	CT
CONT_AWD_W912BU20F0094_9700_W912BU17D0018_9700	$39,440,256	Department of Defense	REMEDIATION SERVICES. TASK ORDER #6.	Sep 29, 2020	—	—	NJ
CONT_AWD_N6945019F0409_9700_N6247018D7015_9700	$11,829,478	Department of Defense	19M - NCBC GULFPORT SITE 7 REMEDIAL ACTION	Jun 28, 2019	—	—	MS

CONT_AWD_W912WJ25FA044_9700_W912WJ25D0004_9700

$10,677,537

Awarding agency: Department of Defense

Description: SEED TASK ORDER FOR REMEDIAL ACTION CONTRACT (RAC) FOR EXCAVATION OF WASTE CONTAMINATED SOILS AND SEDIMENTS AT THE RAYMARK SUPERFUND SITE IN STRATFORD, CT

Start date: Jul 24, 2025

NAICS: —

PSC: —

Place: CT

CONT_AWD_W912BU25F0006_9700_W912BU25D0001_9700

$30,092,985

Awarding agency: Department of Defense

Description: SEED TASK ORDER - MOBILIZATION AND REMEDIATION SERVICES AT FORMER DUPONT CHAMBERS WORKS FUSRAP IN DEEPWATER, NJ

Start date: Nov 13, 2024

NAICS: —

PSC: —

Place: NJ

CONT_AWD_W912DQ24C3003_9700_-NONE-_-NONE-

$180,000,000

Awarding agency: Department of Defense

Description: CDE OU4 REMEDIAL ACTION

Start date: Sep 12, 2024

NAICS: —

PSC: —

Place: NJ

CONT_AWD_W912DW24C0014_9700_-NONE-_-NONE-

$72,057,786

Awarding agency: Department of Defense

Description: REPLACE A FAILING SHEET PILE WALL AT A U.S. ENVIRONMENTAL PROTECTION AGENCY (EPA) SUPERFUND REMEDIAL SITE ON THE NATIONAL PRIORITIES LIST (NPL) LOCATED ON BAINBRIDGE ISLAND, WASHINGTON.

Start date: Sep 2, 2024

NAICS: —

PSC: —

Place: WA

CONT_AWD_W912DQ24F3039_9700_W912DQ22D3004_9700

$32,680,360

Awarding agency: Department of Defense

Description: WACC SUPERFUND OU1 REMEDIAL ACTION

Start date: Jun 18, 2024

NAICS: —

PSC: —

Place: NY

CONT_AWD_W912DQ24C3001_9700_-NONE-_-NONE-

$63,043,117

Awarding agency: Department of Defense

Description: MATTEO OU1 REMEDIAL ACTION

Start date: Mar 25, 2024

NAICS: —

PSC: —

Place: NJ

CONT_AWD_W912WJ24F0032_9700_W912WJ19D0012_9700

$6,643,450

Awarding agency: Department of Defense

Description: GENERAL CONDITIONS TASK ORDER AT RAYMARK SUPERFUND SITE IN STRATFORD, CONNECTICUT

Start date: Mar 15, 2024

NAICS: —

PSC: —

Place: CT

CONT_AWD_W912DQ24C3000_9700_-NONE-_-NONE-

$62,583,691

Awarding agency: Department of Defense

Description: DIAMOND HEAD OU1 AND OU2 REMEDIAL ACTION

Start date: Nov 3, 2023

NAICS: —

PSC: —

Place: NJ

CONT_AWD_W912DQ23F3032_9700_W912DQ20D3010_9700

$11,329,826

Awarding agency: Department of Defense

Description: FORMER KIL-TONE OU2 PHASE 1 REMEDIAL ACTION

Start date: Aug 29, 2023

NAICS: —

PSC: —

Place: NJ

CONT_AWD_W912DQ23F3030_9700_W912DQ20D3010_9700

$57,187,382

Awarding agency: Department of Defense

Description: REMEDIAL ACTION AT 18 MILE CREEK

Start date: Jul 19, 2023

NAICS: —

PSC: —

Place: NY

CONT_AWD_W912BU23F0039_9700_W912BU17D0018_9700

$29,570,360

Awarding agency: Department of Defense

Description: FORMER DUPONT CHAMBERS WORKS FUSRAP REMEDIAL ACTION, TO # 7: EXCAVATION, BACKFILL, GENERAL CONDITIONS, CUBIC YARDS, ETC.

Start date: Jun 22, 2023

NAICS: —

PSC: —

Place: NJ

CONT_AWD_W912WJ23F0046_9700_W912WJ19D0012_9700

$39,493,370

Awarding agency: Department of Defense

Description: REMEDIATION SERVICES FOR FERRY CREEK (OU3) AND ADDITIONAL OU6 PROPERTIES AT RAYMARK SUPERFUND SITE IN STRATFORD, CONNECTICUT

Start date: Mar 31, 2023

NAICS: —

PSC: —

Place: CT

CONT_AWD_W912DQ22F3052_9700_W912DQ20D3010_9700

$13,640,102

Awarding agency: Department of Defense

Description: FORMER KIL-TONE OU1 PHASE 3

Start date: Jun 10, 2022

NAICS: —

PSC: —

Place: NJ

CONT_AWD_W912DQ22F3049_9700_W912DQ17D3018_9700

$5,995,314

Awarding agency: Department of Defense

Description: WOLFF-ALPORT CHEMICAL COMPANY SUPERFUND REMEDIAL ACTION SERVICES WITH INCIDENTAL DEMOLITION OF BLDGS. CPFF CONTRACT TASK ORDER.

Start date: Apr 21, 2022

NAICS: —

PSC: —

Place: NY

CONT_AWD_W912WJ22F0024_9700_W912WJ19D0012_9700

$11,780,043

Awarding agency: Department of Defense

Description: REMEDIATION SERVICES CONTRACT AT RAYMARK SUPERFUND SITE IN STRATFORD, CT

Start date: Jan 21, 2022

NAICS: —

PSC: —

Place: CT

CONT_AWD_N6945021F0523_9700_N6247018D7015_9700

$1,933,205

Awarding agency: Department of Defense

Description: 21BRAC-LONG TERM MONITORING,NAVAL AIR ST

Start date: Sep 3, 2021

NAICS: —

PSC: —

Place: DC

CONT_AWD_W912WJ21F0042_9700_W912WJ19D0012_9700

$13,560,199

Awarding agency: Department of Defense

Description: BEACON POINT PROPERTIES CONNECTICUT DEPARTMENT OF TRANSPORTATION RIGHT OF WAY, STRATFORD, CONNECTICUT

Start date: Sep 1, 2021

NAICS: —

PSC: —

Place: CT

CONT_AWD_W912WJ21F0007_9700_W912WJ19D0012_9700

$5,839,741

Awarding agency: Department of Defense

Description: REMEDIAL ACTION-EAST MAIN STREET PROP. RAYMARK SUPERFUND SITE STRATFORD, CONNECTICUT.

Start date: Jan 18, 2021

NAICS: —

PSC: —

Place: CT

CONT_AWD_W912BU20F0094_9700_W912BU17D0018_9700

$39,440,256

Awarding agency: Department of Defense

Description: REMEDIATION SERVICES. TASK ORDER #6.

Start date: Sep 29, 2020

NAICS: —

PSC: —

Place: NJ

CONT_AWD_N6945019F0409_9700_N6247018D7015_9700

$11,829,478

Awarding agency: Department of Defense

Description: 19M - NCBC GULFPORT SITE 7 REMEDIAL ACTION

Start date: Jun 28, 2019

NAICS: —

PSC: —

Place: MS

NAICS and PSC are not reported for these awards in USAspending.

Source: USAspending.gov. Company totals are sums of all contract obligations across the company's USAspending recipient records for each fiscal year. This page is not affiliated with or endorsed by the U.S. government.

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