United States · Federal contract register · Supplier record

I.W. TREMONT CO. INC.

Line: Environmental assessments (B510)Register loaded to September 2026Compiled 6 October 2026

I.W. TREMONT CO. INC. — United States · Federal contract register · Supplier record: 2 contracts, all years ($295,734 · Aug 2025 – Jun 2026); $296K since January 2024 (2 contracts · 1 agency); 111th rank in the line (of 336 suppliers · 0.08%); 19 agencies never served ($324M on the line without I.W. TREMONT CO. INC.).

Assay record ASY-US-1EP9C1D1E7 · Cite as: Assay Systems, “I.W. TREMONT CO. INC. in the USAspending register”, https://assay-systems.com/register/us/i-w-tremont-co-inc/

2
contracts, all years
$295,734 · Aug 2025 – Jun 2026
$296K
since January 2024
2 contracts · 1 agency
111th
rank in the line
of 336 suppliers · 0.08%
19
agencies never served
$324M on the line without I.W. TREMONT CO. INC.

Own record by year

2025 onward
$150K
$146K
20252026

Who buys from I.W. TREMONT CO. INC.

since January 2024
1agencies
$296Kpaid
100.0%top buyer
Environmental Protection Agency100.0%
$295,734

The line

since January 2024
$371Mline value
767contracts
20agencies
336suppliers
51.9%held by top ten

Environmental assessments (B510)

$147M
$113M
$111M
202420252026Jan–Sep
111thof 336 suppliers
$295,734I.W. TREMONT CO. INC. in the line
0.08%share of the line
0.6%of $46,459,080 spent by Environmental Protection Agency

Agencies that buy the line and never bought from I.W. TREMONT CO. INC.

19agencies
698contracts
$324,176,423since January 2024
Department of Homeland Security52 contracts
$125,483,965
Department of Defense205 contracts
$72,045,241
Department of the Interior214 contracts
$52,960,701
Department of Commerce22 contracts
$22,509,688
Department of Energy10 contracts
$17,658,871
Department of Agriculture52 contracts
$10,109,087
Department of Health and Human Services31 contracts
$8,038,762
Department of Veterans Affairs19 contracts
$5,633,332
Department of State27 contracts
$3,131,233
Department of Justice13 contracts
$2,742,774
General Services Administration21 contracts
$2,078,083
Department of Transportation15 contracts
$835,241
Nuclear Regulatory Commission1 contract
$275,000
Executive Office of the President1 contract
$224,987
National Aeronautics and Space Administration1 contract
$190,783
Department of Housing and Urban Development5 contracts
$152,942
Smithsonian Institution2 contracts
$48,715
National Archives and Records Administration6 contracts
$40,350
National Gallery of Art1 contract
$16,667

How the line is bought

by value, since 2024
9%no competition
13%one applicant
0of these to I.W. TREMONT CO. INC.
Competed, several suppliers applied543 contracts
$286,799,643 · 77.4%
Competed, one supplier applied97 contracts
$48,818,066 · 13.2%
Awarded directly, no competition127 contracts
$35,017,794 · 9.4%

Contracts reaching their end dates

Oct 2026 – October 2027
196contracts
$115,028,610end by October 2027
43end in September 2027 · $32.1M
173in agencies never served · $93.6M
$1.6M
$2.3M
$6.6M
$5.5M
$1.8M
$23.5M
$2.8M
$10.2M
$13.5M
$7.1M
$7.6M
$32.1M
$475K
Oct 2610 contractsNov 2615 contractsDec 2621 contractsJan 2712 contractsFeb 2710 contractsMar 2724 contractsApr 279 contractsMay 279 contractsJun 2721 contractsJul 277 contractsAug 2714 contractsSep 2743 contractsOct 271 contract

Suppliers next to it in the line

since January 2024
AVANTI CORPORATION3 contracts · 1 agency
$303,656
I.W. TREMONT CO. INC.
$295,734
TDA RESEARCH, INC.1 contract · 1 agency
$295,592
PHASE ASSOCIATES LLC2 contracts · 1 agency
$289,360

All 336 suppliers in the line

Fastest-growing supplier in the line

same line
+680%growth

Supplier UEI NH3HNLDKWHK1

2024 to date
$29,525,987
2022–2023
$3,787,754

The extract

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

Request extractSee a sample extract

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.