Sevenson Environmental Services, INC.

UEI VHPJR3MJWV49 · NY · SAM.gov record ↗

$281.8M

FY2025 obligations

Contract awards

Feb 25, 2015

First action

Jul 26, 2026

Latest action

Obligations by agency

Department Of Defense$149.1M
Environmental Protection Agency$132.7M

Obligations by NAICS

562910 · Remediation Services$281.8M

Monthly obligations

Oct 24

Nov 24

Dec 24

Jan 25

Feb 25

Mar 25

Apr 25

May 25

Jun 25

Jul 25

Aug 25

Sep 25

Oct 25

Nov 25

Dec 25

Jan 26

Feb 26

Mar 26

Apr 26

May 26

Jun 26

Jul 26

Contracts ending within 18 months (recompete watch)

68HE0219F0066 ↗$0
ADMIN MODIFICATION RES- CIDRA GROUNDWATER CONTAMINATION SUPERFUND SITE
Ends
Nov 29, 2026
Started
Sep 29, 2019
Agency
Environmental Protection Agency
NAICS
562910
W912WJ22F0024 ↗$-154K
REMEDIATION SERVICES CONTRACT AT RAYMARK SUPERFUND SITE IN STRATFORD, CT
Ends
Mar 15, 2027
Started
Jan 20, 2022
Agency
Department Of The Army
NAICS
562910
W912WJ26FA001 ↗$19.3M
REMEDIATION SERVICES, TASK ORDER 2 FOR OU5, RAYMARK SUPERFUND SITE, STRATFORD, CONNECTICUT
Ends
Mar 15, 2027
Started
Mar 16, 2026
Agency
Department Of The Army
NAICS
562910
W912DQ24F3039 ↗$19.7M
WACC SUPERFUND OU1 REMEDIAL ACTION
Ends
Apr 8, 2027
Started
Jun 17, 2024
Agency
Department Of The Army
NAICS
562910
W912BU25F0006 ↗$28.2M
SEED TASK ORDER - MOBILIZATION AND REMEDIATION SERVICES AT FORMER DUPONT CHAMBERS WORKS FUSRAP IN DEEPWATER, NJ
Ends
May 12, 2027
Started
Nov 12, 2024
Agency
Department Of The Army
NAICS
562910
W912DQ22F3052 ↗$410K
FORMER KIL-TONE OU1 PHASE 3 WVNS 030 AND 031
Ends
Jun 8, 2027
Started
Jun 9, 2022
Agency
Department Of The Army
NAICS
562910
N4008524F5217 ↗$0
THE PURPOSE OF THIS MODIFICATION IS TO EXTEND THE PERIOD OF PERFORMANCE TO 28 FEBRUARY 2026. ALL OTHER TERMS AND CONDITIONS REMAIN UNCHANGED.
Ends
Jun 29, 2027
Started
May 5, 2024
Agency
Department Of The Navy
NAICS
562910
N4008523F6743 ↗$0
THE PURPOSE OF THIS MODIFICATION IS TO EXTEND THE PERIOD OF PERFORMANCE TO 28 FEBRUARY 2026. ALL OTHER TERMS AND CONDITIONS REMAIN UNCHANGED.
Ends
Jun 29, 2027
Started
Sep 17, 2023
Agency
Department Of The Navy
NAICS
562910
N4008523F6707 ↗$0
THE PURPOSE OF THIS MODIFICATION IS TO EXTEND THE PERIOD OF PERFORMANCE TO 28 FEBRUARY 2026. ALL OTHER TERMS AND CONDITIONS REMAIN UNCHANGED.
Ends
Jun 29, 2027
Started
Sep 17, 2023
Agency
Department Of The Navy
NAICS
562910
N4008523F6701 ↗$0
THE PURPOSE OF THIS NO COST MOD IS TO DE SCOPE WORK ELEMENTS 1 THROUGH 4 BY ($850,000) AND TO ADD SCOPE OF WORK FOR WORK ELEMENT 6 BY $38,818.69 AND WORK ELEMENT 7 BY $754,311.98 WITH AWARD FEE OF 56,869.33 FOR A TOTAL COST OF $850,000.00.
Ends
Jun 29, 2027
Started
Sep 18, 2023
Agency
Department Of The Navy
NAICS
562910

PIID	Description	Agency	NAICS	Obligated	Start	End
68HE0219F0066 ↗	ADMIN MODIFICATION RES- CIDRA GROUNDWATER CONTAMINATION SUPERFUND SITE	Environmental Protection Agency	562910	$0	Sep 29, 2019	Nov 29, 2026
W912WJ22F0024 ↗	REMEDIATION SERVICES CONTRACT AT RAYMARK SUPERFUND SITE IN STRATFORD, CT	Department Of The Army	562910	$-154K	Jan 20, 2022	Mar 15, 2027
W912WJ26FA001 ↗	REMEDIATION SERVICES, TASK ORDER 2 FOR OU5, RAYMARK SUPERFUND SITE, STRATFORD, CONNECTICUT	Department Of The Army	562910	$19.3M	Mar 16, 2026	Mar 15, 2027
W912DQ24F3039 ↗	WACC SUPERFUND OU1 REMEDIAL ACTION	Department Of The Army	562910	$19.7M	Jun 17, 2024	Apr 8, 2027
W912BU25F0006 ↗	SEED TASK ORDER - MOBILIZATION AND REMEDIATION SERVICES AT FORMER DUPONT CHAMBERS WORKS FUSRAP IN DEEPWATER, NJ	Department Of The Army	562910	$28.2M	Nov 12, 2024	May 12, 2027
W912DQ22F3052 ↗	FORMER KIL-TONE OU1 PHASE 3 WVNS 030 AND 031	Department Of The Army	562910	$410K	Jun 9, 2022	Jun 8, 2027
N4008524F5217 ↗	THE PURPOSE OF THIS MODIFICATION IS TO EXTEND THE PERIOD OF PERFORMANCE TO 28 FEBRUARY 2026. ALL OTHER TERMS AND CONDITIONS REMAIN UNCHANGED.	Department Of The Navy	562910	$0	May 5, 2024	Jun 29, 2027
N4008523F6743 ↗	THE PURPOSE OF THIS MODIFICATION IS TO EXTEND THE PERIOD OF PERFORMANCE TO 28 FEBRUARY 2026. ALL OTHER TERMS AND CONDITIONS REMAIN UNCHANGED.	Department Of The Navy	562910	$0	Sep 17, 2023	Jun 29, 2027
N4008523F6707 ↗	THE PURPOSE OF THIS MODIFICATION IS TO EXTEND THE PERIOD OF PERFORMANCE TO 28 FEBRUARY 2026. ALL OTHER TERMS AND CONDITIONS REMAIN UNCHANGED.	Department Of The Navy	562910	$0	Sep 17, 2023	Jun 29, 2027
N4008523F6701 ↗	THE PURPOSE OF THIS NO COST MOD IS TO DE SCOPE WORK ELEMENTS 1 THROUGH 4 BY ($850,000) AND TO ADD SCOPE OF WORK FOR WORK ELEMENT 6 BY $38,818.69 AND WORK ELEMENT 7 BY $754,311.98 WITH AWARD FEE OF 56,869.33 FOR A TOTAL COST OF $850,000.00.	Department Of The Navy	562910	$0	Sep 18, 2023	Jun 29, 2027

Largest awards

68HE0525F0042 ↗$128.0M
CUYAHOGA GORGE DAM SEDIMENT REMEDIATION - GLNPO - TASK ORDER AWARD UNDER GLNPO-RRS MATOC
Ends
Aug 19, 2029
Started
Jan 15, 2025
Agency
Environmental Protection Agency
NAICS
562910
W912BU25F0006 ↗$28.2M
SEED TASK ORDER - MOBILIZATION AND REMEDIATION SERVICES AT FORMER DUPONT CHAMBERS WORKS FUSRAP IN DEEPWATER, NJ
Ends
May 12, 2027
Started
Nov 12, 2024
Agency
Department Of The Army
NAICS
562910
W912DQ24C3000 ↗$20.6M
DIAMOND HEAD OU1 AND OU2 REMEDIAL ACTION
Ends
Nov 2, 2028
Started
Nov 2, 2023
Agency
Department Of The Army
NAICS
562910
W912DQ24F3039 ↗$19.7M
WACC SUPERFUND OU1 REMEDIAL ACTION
Ends
Apr 8, 2027
Started
Jun 17, 2024
Agency
Department Of The Army
NAICS
562910
W912WJ26FA001 ↗$19.3M
REMEDIATION SERVICES, TASK ORDER 2 FOR OU5, RAYMARK SUPERFUND SITE, STRATFORD, CONNECTICUT
Ends
Mar 15, 2027
Started
Mar 16, 2026
Agency
Department Of The Army
NAICS
562910
W912BU26CA012 ↗$18.0M
THE U.S. ARMY CORPS OF ENGINEERS (USACE), PHILADELPHIA DISTRICT ON BEHALF OF THE U.S. ENVIRONMENTAL PROTECTION AGENCY (EPA), INTENDS TO AWARD A FIRM FIXED PRICE CONSTRUCTION CONTRACT TO REMEDIATE THE FORMER FRANKLIN SLAG (MDC) SITE.
Ends
Apr 4, 2031
Started
Mar 16, 2026
Agency
Department Of The Army
NAICS
562910
W912DQ23F3030 ↗$15.6M
18 MILE CREEK DEFINITIZATION OF WVNS 02 - 11
Ends
Jul 17, 2028
Started
Jul 18, 2023
Agency
Department Of The Army
NAICS
562910
W912WJ25FA044 ↗$10.7M
SEED TASK ORDER FOR REMEDIAL ACTION CONTRACT (RAC) FOR EXCAVATION OF WASTE CONTAMINATED SOILS AND SEDIMENTS AT THE RAYMARK SUPERFUND SITE IN STRATFORD, CT
Ends
Jul 23, 2026
Started
Jul 23, 2025
Agency
Department Of The Army
NAICS
562910
W912DW24C0014 ↗$8.9M
NW001 CHANGE TO TVOC VALUES CONTRACT FOR WYCKOFF DEBRIS REMOVAL & WALL REPLACEMENT AT BAINBRIDGE ISLAND, WA AT BAINBRIDGE ISLAND, WA REFERENCE NO. R00001
Ends
Dec 4, 2027
Started
Sep 1, 2024
Agency
Department Of The Army
NAICS
562910
68HE0224F0036 ↗$4.7M
MODIFICATION RES SCORPIO RECYCLING OU2 REMEDIAL ACTION
Ends
Sep 29, 2027
Started
Sep 29, 2024
Agency
Environmental Protection Agency
NAICS
562910
W912BU23F0039 ↗$1.9M
EXCAVATION
Ends
Mar 26, 2026
Started
Jun 21, 2023
Agency
Department Of The Army
NAICS
562910
W912WJ24F0032 ↗$1.8M
GENERAL CONDITIONS TASK ORDER, RAYMARK SUPERFUND SITE, STRATFORD, CT
Ends
Mar 11, 2030
Started
Mar 14, 2024
Agency
Department Of The Army
NAICS
562910
W912WJ23F0046 ↗$1.4M
REMEDIATION SERVICES FOR FERRY CREEK AND ADDITIONAL PROPERTIES AT RAYMARK SUPERFUND SITE IN STRATFORD, CONNECTICUT
Ends
Mar 28, 2028
Started
Mar 30, 2023
Agency
Department Of The Army
NAICS
562910
N4008521F5475 ↗$1.3M
THE PURPOSE OF THIS MODIFICATION IS TO SUPPORT SCOPE GROWTH
Ends
Dec 30, 2028
Started
Jun 1, 2021
Agency
Department Of The Navy
NAICS
562910
W912DQ23F3032 ↗$1.0M
FORMER KIL-TONE OU2 PHASE 1 - WVN 2
Ends
Aug 27, 2028
Started
Aug 28, 2023
Agency
Department Of The Army
NAICS
562910
N6945021F0523 ↗$557K
FY25 - MODIFICATION LTM, LTO, FYR BRAC FORMER NAS CECIL
Ends
Oct 30, 2027
Started
Sep 2, 2021
Agency
Department Of The Navy
NAICS
562910
W912DQ22F3052 ↗$410K
FORMER KIL-TONE OU1 PHASE 3 WVNS 030 AND 031
Ends
Jun 8, 2027
Started
Jun 9, 2022
Agency
Department Of The Army
NAICS
562910
N6945019F0409 ↗$169K
19M - NCBC GULFPORT SITE 7 REMEDIAL ACTION
Ends
Dec 29, 2024
Started
Jun 27, 2019
Agency
Department Of The Navy
NAICS
562910
68HE0525D0011 ↗$100K
GREAT LAKES NATIONAL PROGRAM OFFICE - REMEDIATION AND RESTORATION SERVICES (GLNPO-RRS) II SEVENSON ENVIRONMENTAL SERVICES, INC INDEFINITE DELIVERY INDEFINITE QUANTITY CONTRACT ONE OF FOUR MULTIPLE AWARDS
Ends
—
Started
Jan 14, 2024
Agency
Environmental Protection Agency
NAICS
562910
W912DQ26FA003 ↗$3K
MINIMUM GUARANTEE TASK ORDER - SB PRAC SEVENSON
Ends
Oct 12, 2030
Started
Oct 20, 2025
Agency
Department Of The Army
NAICS
562910
W912WJ25D0004 ↗$0
REMEDIAL ACTION CONTRACT #2 AT RAYMARK SUPERFUND SITE IN STRATFORD, CONNECTICUT
Ends
—
Started
Jul 21, 2025
Agency
Department Of The Army
NAICS
562910
N4008521F5690 ↗$0
NO COST PERIOD OF PERFORMANCE EXTENSION.
Ends
Jun 29, 2025
Started
Mar 30, 2022
Agency
Department Of The Navy
NAICS
562910
N4008521F6339 ↗$0
NO COST PERIOD OF PERFORMANCE MODIFICATION TO EXTEND THE PERIOD OF PERFORMANCE TO 09/30/2026.
Ends
Sep 29, 2026
Started
Sep 1, 2021
Agency
Department Of The Navy
NAICS
562910
68HE0219F0066 ↗$0
ADMIN MODIFICATION RES- CIDRA GROUNDWATER CONTAMINATION SUPERFUND SITE
Ends
Nov 29, 2026
Started
Sep 29, 2019
Agency
Environmental Protection Agency
NAICS
562910
N4008524F5217 ↗$0
THE PURPOSE OF THIS MODIFICATION IS TO EXTEND THE PERIOD OF PERFORMANCE TO 28 FEBRUARY 2026. ALL OTHER TERMS AND CONDITIONS REMAIN UNCHANGED.
Ends
Jun 29, 2027
Started
May 5, 2024
Agency
Department Of The Navy
NAICS
562910

PIID	Description	Agency	NAICS	Obligated	Start	End
68HE0525F0042 ↗	CUYAHOGA GORGE DAM SEDIMENT REMEDIATION - GLNPO - TASK ORDER AWARD UNDER GLNPO-RRS MATOC	Environmental Protection Agency	562910	$128.0M	Jan 15, 2025	Aug 19, 2029
W912BU25F0006 ↗	SEED TASK ORDER - MOBILIZATION AND REMEDIATION SERVICES AT FORMER DUPONT CHAMBERS WORKS FUSRAP IN DEEPWATER, NJ	Department Of The Army	562910	$28.2M	Nov 12, 2024	May 12, 2027
W912DQ24C3000 ↗	DIAMOND HEAD OU1 AND OU2 REMEDIAL ACTION	Department Of The Army	562910	$20.6M	Nov 2, 2023	Nov 2, 2028
W912DQ24F3039 ↗	WACC SUPERFUND OU1 REMEDIAL ACTION	Department Of The Army	562910	$19.7M	Jun 17, 2024	Apr 8, 2027
W912WJ26FA001 ↗	REMEDIATION SERVICES, TASK ORDER 2 FOR OU5, RAYMARK SUPERFUND SITE, STRATFORD, CONNECTICUT	Department Of The Army	562910	$19.3M	Mar 16, 2026	Mar 15, 2027
W912BU26CA012 ↗	THE U.S. ARMY CORPS OF ENGINEERS (USACE), PHILADELPHIA DISTRICT ON BEHALF OF THE U.S. ENVIRONMENTAL PROTECTION AGENCY (EPA), INTENDS TO AWARD A FIRM FIXED PRICE CONSTRUCTION CONTRACT TO REMEDIATE THE FORMER FRANKLIN SLAG (MDC) SITE.	Department Of The Army	562910	$18.0M	Mar 16, 2026	Apr 4, 2031
W912DQ23F3030 ↗	18 MILE CREEK DEFINITIZATION OF WVNS 02 - 11	Department Of The Army	562910	$15.6M	Jul 18, 2023	Jul 17, 2028
W912WJ25FA044 ↗	SEED TASK ORDER FOR REMEDIAL ACTION CONTRACT (RAC) FOR EXCAVATION OF WASTE CONTAMINATED SOILS AND SEDIMENTS AT THE RAYMARK SUPERFUND SITE IN STRATFORD, CT	Department Of The Army	562910	$10.7M	Jul 23, 2025	Jul 23, 2026
W912DW24C0014 ↗	NW001 CHANGE TO TVOC VALUES CONTRACT FOR WYCKOFF DEBRIS REMOVAL & WALL REPLACEMENT AT BAINBRIDGE ISLAND, WA AT BAINBRIDGE ISLAND, WA REFERENCE NO. R00001	Department Of The Army	562910	$8.9M	Sep 1, 2024	Dec 4, 2027
68HE0224F0036 ↗	MODIFICATION RES SCORPIO RECYCLING OU2 REMEDIAL ACTION	Environmental Protection Agency	562910	$4.7M	Sep 29, 2024	Sep 29, 2027
W912BU23F0039 ↗	EXCAVATION	Department Of The Army	562910	$1.9M	Jun 21, 2023	Mar 26, 2026
W912WJ24F0032 ↗	GENERAL CONDITIONS TASK ORDER, RAYMARK SUPERFUND SITE, STRATFORD, CT	Department Of The Army	562910	$1.8M	Mar 14, 2024	Mar 11, 2030
W912WJ23F0046 ↗	REMEDIATION SERVICES FOR FERRY CREEK AND ADDITIONAL PROPERTIES AT RAYMARK SUPERFUND SITE IN STRATFORD, CONNECTICUT	Department Of The Army	562910	$1.4M	Mar 30, 2023	Mar 28, 2028
N4008521F5475 ↗	THE PURPOSE OF THIS MODIFICATION IS TO SUPPORT SCOPE GROWTH	Department Of The Navy	562910	$1.3M	Jun 1, 2021	Dec 30, 2028
W912DQ23F3032 ↗	FORMER KIL-TONE OU2 PHASE 1 - WVN 2	Department Of The Army	562910	$1.0M	Aug 28, 2023	Aug 27, 2028
N6945021F0523 ↗	FY25 - MODIFICATION LTM, LTO, FYR BRAC FORMER NAS CECIL	Department Of The Navy	562910	$557K	Sep 2, 2021	Oct 30, 2027
W912DQ22F3052 ↗	FORMER KIL-TONE OU1 PHASE 3 WVNS 030 AND 031	Department Of The Army	562910	$410K	Jun 9, 2022	Jun 8, 2027
N6945019F0409 ↗	19M - NCBC GULFPORT SITE 7 REMEDIAL ACTION	Department Of The Navy	562910	$169K	Jun 27, 2019	Dec 29, 2024
68HE0525D0011 ↗	GREAT LAKES NATIONAL PROGRAM OFFICE - REMEDIATION AND RESTORATION SERVICES (GLNPO-RRS) II SEVENSON ENVIRONMENTAL SERVICES, INC INDEFINITE DELIVERY INDEFINITE QUANTITY CONTRACT ONE OF FOUR MULTIPLE AWARDS	Environmental Protection Agency	562910	$100K	Jan 14, 2024	—
W912DQ26FA003 ↗	MINIMUM GUARANTEE TASK ORDER - SB PRAC SEVENSON	Department Of The Army	562910	$3K	Oct 20, 2025	Oct 12, 2030
W912WJ25D0004 ↗	REMEDIAL ACTION CONTRACT #2 AT RAYMARK SUPERFUND SITE IN STRATFORD, CONNECTICUT	Department Of The Army	562910	$0	Jul 21, 2025	—
N4008521F5690 ↗	NO COST PERIOD OF PERFORMANCE EXTENSION.	Department Of The Navy	562910	$0	Mar 30, 2022	Jun 29, 2025
N4008521F6339 ↗	NO COST PERIOD OF PERFORMANCE MODIFICATION TO EXTEND THE PERIOD OF PERFORMANCE TO 09/30/2026.	Department Of The Navy	562910	$0	Sep 1, 2021	Sep 29, 2026
68HE0219F0066 ↗	ADMIN MODIFICATION RES- CIDRA GROUNDWATER CONTAMINATION SUPERFUND SITE	Environmental Protection Agency	562910	$0	Sep 29, 2019	Nov 29, 2026
N4008524F5217 ↗	THE PURPOSE OF THIS MODIFICATION IS TO EXTEND THE PERIOD OF PERFORMANCE TO 28 FEBRUARY 2026. ALL OTHER TERMS AND CONDITIONS REMAIN UNCHANGED.	Department Of The Navy	562910	$0	May 5, 2024	Jun 29, 2027