Canada · Federal contract register · Supplier record

TETRA TECH SCIENCES

Line: Scientific consultantsRegister loaded to June 2026Compiled 16 October 2026

TETRA TECH SCIENCES — Canada · Federal contract register · Supplier record: 86 contracts, all years ($3,509,997 · Mar 2017 – Jun 2026); $705K since January 2024 (24 contracts · 1 department); 37th rank in the line (of 545 suppliers · 1.05%); 15 departments never served ($37.6M on the line without TETRA TECH SCIENCES).

Assay record ASY-CA-0JJH52Z1CK · Cite as: Assay Systems, “TETRA TECH SCIENCES: 24 government contracts in Canada since 2024”, https://assay-systems.com/register/ca/tetra-tech-sciences/

86
contracts, all years
$3,509,997 · Mar 2017 – Jun 2026
$705K
since January 2024
24 contracts · 1 department
37th
rank in the line
of 545 suppliers · 1.05%
15
departments never served
$37.6M on the line without TETRA TECH SCIENCES

Own record by year

2019 onward
$335K
$390K
$503K
$469K
$606K
$306K
$369K
$30.0K
20192020202120222023202420252026

Who buys from TETRA TECH SCIENCES

since January 2024
1departments
$705Kpaid
100.0%top buyer
Health Canada100.0%
$704,569

Before 2024 only: Environment and Climate Change Canada, National Defence.

Won without a rival

2022-01-13 – 2024-11-28
5uncontested awards
15%of its awards
2without a competition
3single bid

TETRA TECH SCIENCES won 5 of its 34 public contract awards in Canada without a rival from 2022-01-13 to 2024-11-28, worth $173K: 2 without a competition and 3 after a competition that drew a single bid. 1 buyer awarded it without a rival, the largest Health Canada with 5.

Buyers: Health Canada (5)

Every uncontested award of TETRA TECH SCIENCES · Canada: all uncontested awards

Contracts

34 on record

Lines the register files it under

6 lines · all years
Scientific consultantsthis page
$1,892,017
Scientific consultants (specify)
$1,203,348
Research contracts
$139,853
Management consulting
$114,189
Other professional services not elsewhere specified
$53,672
Services related to the remediation of contaminated sites
$37,500

The line

since January 2024
$59.1Mline value
743contracts
17departments
545suppliers
24.7%held by top ten

Scientific consultants

$25.1M
$25.0M
$9.0M
202420252026Jan–Jun
37thof 545 suppliers
$620,039TETRA TECH SCIENCES in the line
1.05%share of the line
8.7%of $7,157,324 spent by Health Canada
224new suppliers since 2024 · $15.8M

Departments that buy the line and never bought from TETRA TECH SCIENCES

15departments
314contracts
$37,649,812since January 2024
188contracts under $40,000
$4,401,485under $40,000
Canadian Space Agency61 contracts
$20,869,905
Public Health Agency of Canada27 contracts
$5,542,731
Natural Resources Canada66 contracts
$3,335,165
Canadian Nuclear Safety Commission14 contracts
$2,470,017
Parks Canada51 contracts
$2,245,086
Fisheries and Oceans Canada61 contracts
$1,472,039
Patented Medicine Prices Review Board Canada11 contracts
$527,500
Agriculture and Agri-Food Canada6 contracts
$410,874
Transport Canada4 contracts
$242,394
Canadian Food Inspection Agency4 contracts
$210,880
International Joint Commission3 contracts
$175,358
Canada Water Agency2 contracts
$78,968
National Research Council Canada2 contracts
$32,181
Polar Knowledge Canada1 contract
$19,110
Correctional Service of Canada1 contract
$17,605

How the line is bought

by value, since 2024
36%no competition
31%one applicant
0of these to TETRA TECH SCIENCES
Awarded directly, no competition538 contracts
$21,467,164 · 36.3%
Competed, several suppliers applied108 contracts
$19,266,362 · 32.6%
Competed, one supplier applied97 contracts
$18,377,233 · 31.1%

Contracts reaching their end dates

Oct 2026 – October 2027
61contracts
$13,571,403end by October 2027
39end in March 2027 · $5.8M
31in departments never served · $9.5M
$30.2K
$189K
$211K
$151K
$124K
$5.8M
$1.1M
$6.0M
Oct 261 contractNov 261 contractDec 267 contractsJan 273 contractsFeb 272 contractsMar 2739 contractsApr 271 contractAug 277 contracts

Suppliers next to it in the line

since January 2024
VALORES RESEARCH INSTITUTE1 contract · 1 department
$653,043
THE GOVERNORS OF THE UNIVERSITY OF CALGARY2 contracts · 2 departments
$647,681
TETRA TECH SCIENCES
$620,039
PIONEER FOREST CONSULTING LTD5 contracts · 1 department
$591,560

All 545 suppliers in the line

Fastest-growing supplier in the line

same line
+114%growth

HONEYWELL LIMITED / HONEYWELL LIMITEE

2024 to Jun 2026
$1,841,510
2022–2023
$861,435

The extract

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

Request extractSee a sample extract

Contains information licensed under the Open Government Licence – Canada.Source: Government of Canada proactive disclosure of contracts.