United States · Federal contract register · Supplier record

TERRAPHASE ENGINEERING INC

Line: Water quality support (F103)Register loaded to September 2026Compiled 17 October 2026

TERRAPHASE ENGINEERING INC — United States · Federal contract register · Supplier record: 12 contracts, all years ($620,958 · Mar 2018 – Aug 2025); $135K since January 2024 (3 contracts · 2 agencies); — rank in the line (of 203 suppliers · 0.0%); 8 agencies never served ($65.4M on the line without TERRAPHASE ENGINEERING INC).

Assay record ASY-US-003R2481RI · Cite as: Assay Systems, “TERRAPHASE ENGINEERING INC: 3 government contracts in the United States since 2024”, https://assay-systems.com/register/us/terraphase-engineering-inc/

12
contracts, all years
$620,958 · Mar 2018 – Aug 2025
$135K
since January 2024
3 contracts · 2 agencies
—
rank in the line
of 203 suppliers · 0.0%
8
agencies never served
$65.4M on the line without TERRAPHASE ENGINEERING INC

Own record by year

2019 onward
$56.6K
$125K
$292K
$13.1K
$119K
$15.5K
20192020202120222023202420252026

Who buys from TERRAPHASE ENGINEERING INC

since January 2024
2agencies
$135Kpaid
82.9%top buyer
Department of Agriculture82.9%
$111,820
Department of Health and Human Services17.1%
$23,118

Before 2024 only: Department of Justice, Department of Transportation, Department of the Interior.

Won without a rival

2024-08-02 – 2024-08-29
2uncontested awards
40%of its awards
1without a competition
1single bid

TERRAPHASE ENGINEERING INC won 2 of its 5 public contract awards in United States without a rival from 2024-08-02 to 2024-08-29, worth $14.0K: 1 without a competition and 1 after a competition that drew a single bid. 2 buyers awarded it without a rival, the largest Indian Health Service with 1.

Buyers: Indian Health Service (1) · Offices, Boards and Divisions (1)

Every uncontested award of TERRAPHASE ENGINEERING INC · United States: all uncontested awards

The line

since January 2024
$69.0Mline value
485contracts
13agencies
203suppliers
61.5%held by top ten

Water quality support (F103)

$28.4M
$29.4M
$11.3M
202420252026Jan–Sep
—of 203 suppliers
$0TERRAPHASE ENGINEERING INC in the line
0.0%share of the line

Agencies that buy the line and never bought from TERRAPHASE ENGINEERING INC

8agencies
355contracts
$65,387,247since January 2024
Department of Defense206 contracts
$42,143,197
Department of Veterans Affairs108 contracts
$15,917,357
Environmental Protection Agency21 contracts
$6,677,888
Department of State8 contracts
$397,614
Department of Homeland Security8 contracts
$164,154
General Services Administration2 contracts
$67,364
Department of the Treasury1 contract
$13,204
Department of Commerce1 contract
$6,469

How the line is bought

by value, since 2024
19%no competition
30%one applicant
0of these to TERRAPHASE ENGINEERING INC
Competed, several suppliers applied236 contracts
$35,055,055 · 50.8%
Competed, one supplier applied121 contracts
$20,731,246 · 30.0%
Awarded directly, no competition128 contracts
$13,242,372 · 19.2%

Contracts reaching their end dates

Oct 2026 – October 2027
137contracts
$20,621,873end by October 2027
22end in December 2026 · $3.2M
104in agencies never served · $18.9M
$2.7M
$699K
$3.2M
$1.5M
$1.5M
$3.9M
$1.7M
$648K
$2.3M
$529K
$494K
$1.4M
Oct 267 contractsNov 269 contractsDec 2622 contractsJan 2710 contractsFeb 2710 contractsMar 2715 contractsApr 2716 contractsMay 277 contractsJun 2712 contractsJul 279 contractsAug 275 contractsSep 2715 contracts

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.