United States · Federal contract register · Supplier record

SEVENSON ENVIRONMENTAL SERVICES, INC.

Line: Environmental remediation (F108)Register loaded to September 2026Compiled 17 October 2026

SEVENSON ENVIRONMENTAL SERVICES, INC. — United States · Federal contract register · Supplier record: 120 contracts, all years ($2,014,917,257 · May 2000 – Mar 2026); $573M since January 2024 (13 contracts · 2 agencies); 1st rank in the line (of 953 suppliers · 13.75%); 22 agencies never served ($418M on the line without SEVENSON ENVIRONMENTAL SERVICES, INC.).

Assay record ASY-US-1YYFI521O7 · Cite as: Assay Systems, “SEVENSON ENVIRONMENTAL SERVICES, INC.: 13 government contracts in the United States since 2024”, https://assay-systems.com/register/us/sevenson-environmental-services-inc/

120
contracts, all years
$2,014,917,257 · May 2000 – Mar 2026
$573M
since January 2024
13 contracts · 2 agencies
1st
rank in the line
of 953 suppliers · 13.75%
22
agencies never served
$418M on the line without SEVENSON ENVIRONMENTAL SERVICES, INC.

Own record by year

2019 onward
$56.4M
$105M
$62.0M
$72.1M
$220M
$394M
$141M
$37.4M
20192020202120222023202420252026

Who buys from SEVENSON ENVIRONMENTAL SERVICES, INC.

since January 2024
2agencies
$573Mpaid
75.5%top buyer
Department of Defense75.5%
$432,508,539
Environmental Protection Agency24.5%
$140,096,436

Won without a rival

2023-10-04 – 2026-05-11
6uncontested awards
13%of its awards
0without a competition
6single bid

SEVENSON ENVIRONMENTAL SERVICES, INC won 6 of its 45 public contract awards in United States without a rival from 2023-10-04 to 2026-05-11, worth $851K: 0 without a competition and 6 after a competition that drew a single bid. 3 buyers awarded it without a rival, the largest Department of the Navy with 4.

Buyers: Department of the Navy (4) · Environmental Protection Agency (1) · Department of the Army (1)

Every uncontested award of SEVENSON ENVIRONMENTAL SERVICES, INC · United States: all uncontested awards

The line

since January 2024
$3.7Bline value
4,163contracts
24agencies
953suppliers
46.6%held by top ten

Environmental remediation (F108)

$1.8B
$1.3B
$652M
202420252026Jan–Sep
1stof 953 suppliers
$504,116,246SEVENSON ENVIRONMENTAL SERVICES, INC. in the line
13.75%share of the line
20.1%of $1,811,602,686 spent by Department of Defense
9.7%of $1,437,102,531 spent by Environmental Protection Agency

Agencies that buy the line and never bought from SEVENSON ENVIRONMENTAL SERVICES, INC.

22agencies
2,048contracts
$418,283,771since January 2024
Department of the Interior273 contracts
$111,540,020
Department of Transportation127 contracts
$92,806,533
Department of Energy6 contracts
$64,953,007
Department of Veterans Affairs333 contracts
$32,078,432
Department of Homeland Security215 contracts
$22,575,729
Department of Agriculture275 contracts
$21,950,131
Department of State10 contracts
$20,089,549
Department of Health and Human Services89 contracts
$15,763,011
National Science Foundation3 contracts
$13,741,502
Department of Justice555 contracts
$9,743,042
Department of the Treasury21 contracts
$4,908,445
Department of Commerce53 contracts
$4,210,127
General Services Administration56 contracts
$2,943,359
Smithsonian Institution5 contracts
$413,732
National Aeronautics and Space Administration13 contracts
$182,718
Department of Housing and Urban Development3 contracts
$159,589
Department of Labor5 contracts
$147,119
National Archives and Records Administration1 contract
$31,900
Social Security Administration1 contract
$14,575
District of Columbia Courts2 contracts
$13,748
Federal Election Commission1 contract
$11,601
National Gallery of Art1 contract
$5,901

How the line is bought

by value, since 2024
19%no competition
12%one applicant
0of these to SEVENSON ENVIRONMENTAL SERVICES, INC.
Competed, several suppliers applied2,227 contracts
$2,511,280,959 · 68.5%
Awarded directly, no competition1,264 contracts
$702,340,253 · 19.2%
Competed, one supplier applied672 contracts
$453,367,776 · 12.4%

Contracts reaching their end dates

Oct 2026 – October 2027
802contracts
$907,848,120end by October 2027
122end in December 2026 · $75.6M
291in agencies never served · $145M
$8.6M
$59.5M
$75.6M
$134M
$39.5M
$189M
$108M
$25.8M
$48.1M
$48.8M
$30.3M
$127M
$13.9M
Oct 2640 contractsNov 2663 contractsDec 26122 contractsJan 27108 contractsFeb 2757 contractsMar 27100 contractsApr 2759 contractsMay 2749 contractsJun 2754 contractsJul 2742 contractsAug 2729 contractsSep 2775 contractsOct 274 contracts

Suppliers next to it in the line

since January 2024
SEVENSON ENVIRONMENTAL SERVICES, INC.
$504,116,246
EA ENGINEERING, SCIENCE, AND TECHNOLOGY, INC., PBC96 contracts · 3 agencies
$225,019,379
ENVIRONMENTAL RESTORATION LLC288 contracts · 3 agencies
$212,678,836
HYDROGEOLOGIC, INC.43 contracts · 2 agencies
$146,552,887

All 953 suppliers in the line

The extract

Every buying office, every contract holder, value, number and end date behind the figures above.

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Source: USAspending.gov, U.S. Department of the Treasury, Bureau of the Fiscal Service, usaspending.gov, accessed 30 September 2026.The data is available to copy, adapt, redistribute, or otherwise use for non-commercial or for commercial purposes (USAspending.gov, Licensing); no Dun & Bradstreet data is shown.