Government vendor · Québec, Quebec
TETRA TECH inc.
Contracts with the federal government, May 2011 to Jun 2026. Based in Québec, Quebec, going by its postal code.
- Federal contracts
- $840K
- 28 contracts
- Buyers
- 4
- departments and agencies
- Non-competitive
- 33%
- of 27 contracts that say how they were awarded
- First and latest
- 2011–2026
Federal contracts over $10,000, contracts dated Jan 2004 to Sep 2026, each counted once at its latest reported value. Source: Treasury Board proactive publication of contracts, published October 13, 2026.
See this vendor’s records on the government’s contract search
Who it sells to
| Department or agency | Contracts | Total |
|---|---|---|
| Health Canada | 15 | $399K |
| Fisheries and Oceans Canada | 10 | $230K |
| National Defence | 2 | $175K |
| Environment and Climate Change Canada | 1 | $36K |
What it sells
By the Treasury Board object code each contract was filed under.
| Category | Contracts | Total |
|---|---|---|
| Scientific consultants | 15 | $399K |
| Other professional services not elsewhere specified | 2 | $128K |
| Marine installations | 5 | $109K |
| Engineering consultants-Other | 3 | $92K |
| Engineering services not elsewhere specified | 1 | $83K |
| Marine installations | 1 | $16K |
| Other Business services not Elsewhere Specified | 1 | $14K |
Largest contracts
| Date | Buyer | What | How awarded | Value |
|---|---|---|---|---|
| Aug 2024 | National Defence | Other professional services not elsewhere specified | Competitive | $91,770 |
| Mar 2026 | National Defence | Engineering services not elsewhere specified | Competitive | $83,472 |
| Nov 2025 | Health Canada | Scientific consultants | Competitive | $40,000 |
| Sep 2025 | Health Canada | Scientific consultants | Competitive: open bidding | $39,994 |
| Jul 2022 | Fisheries and Oceans Canada | Marine installations | Competitive1 bid | $36,908 |
| Sep 2020 | Environment and Climate Change Canada | Other professional services not elsewhere specified | Non-competitive | $35,759 |
| Jul 2021 | Fisheries and Oceans Canada | Engineering consultants-Other | Competitive1 bid | $33,600 |
| Jan 2025 | Health Canada | Scientific consultants | Competitive: open bidding | $31,668 |
| Nov 2025 | Health Canada | Scientific consultants | Non-competitive1 bid | $30,301 |
| Jun 2026 | Health Canada | Scientific consultants | Competitive: open bidding | $29,962 |
By year
| Year | Contracts | Total |
|---|---|---|
| 2011 | 1 | $14K |
| 2020 | 1 | $36K |
| 2021 | 3 | $76K |
| 2022 | 3 | $78K |
| 2024 | 2 | $102K |
| 2025 | 16 | $420K |
| 2026 | 2 | $113K |
Federal contracts
Newest first. Each at its latest reported value, amendments included.
CanadaBuys award notices
Contracts this vendor won through CanadaBuys since 2022.
| Awarded | Supplier | What | Buyer | Value |
|---|---|---|---|---|
| Sep 2025 | Tetra Tech, Inc. | K8A60-250664 Maintenance and Support for Oilmap and Chemmap | Department of the Environment (ECCC ) | $40,175 |
| Jan 2023 | Tetra Tech, Inc. | Amend 000 - Architectural and Engineering Services - Other Non-Building Structures - Tetra Tech QI inc | Department of Public Works and Government Services (PSPC) | $35,515 |
CanadaBuys award notices since Aug 2022. They overlap the Treasury Board contract figures and are never added to them. Source: CanadaBuys open data, October 12, 2026.