| Sep 2023 | Parks Canada | Measuring, controlling, laboratory, medical and optical instruments, apparatus and accessories | Competitive2 bids | $32,545 |
| Aug 2023 | Parks Canada | Services related to the assessment of potentially contaminated sites | Competitive: open bidding | $54,910 |
| Jan 2023 | Natural Resources Canada | Scientific services | Non-competitive1 bid | $39,409 |
| Dec 2022 | Parks Canada | Other professional services not elsewhere specified | Competitive: open bidding | $39,020 |
| Sep 2022 | National Research Council Canada | Communications professional services not elsewhere specified | Non-competitive | $14,408 |
| Sep 2022 | National Defence | Engineering consultants-Construction | Competitive | $111,534 |
| Aug 2022 | National Defence | Services related to the remediation of contaminated sites | Competitive: open bidding | $36,853,170 |
| Jul 2022 | Parks Canada | Engineering consultants-Other | Competitive: open bidding | $70,447 |
| May 2022 | National Defence | Other professional services not elsewhere specified | Competitive | $69,604 |
| May 2022 | National Research Council Canada | Other Business services not Elsewhere Specified | Non-competitive | $12,650 |
| Apr 2022 | Parks Canada | Scientific services | Non-competitive1 bid | $21,905 |
| Mar 2022 | National Defence | Engineering consultants-Construction | Competitive | $10,143 |
| Dec 2021 | Natural Resources Canada | Other Business services not Elsewhere Specified | Non-competitive1 bid | $33,900 |
| Nov 2021 | National Defence | Residential buildings | Competitive | $13,560 |
| Oct 2021 | National Research Council Canada | Other Business services not Elsewhere Specified | Non-competitive | $28,250 |
| Jul 2021 | Parks Canada | Scientific services | Competitive: open bidding | $12,899 |
| Jun 2021 | National Defence | Other Business services not Elsewhere Specified | Competitive | $46,842 |
| Apr 2021 | Parks Canada | Other professional services not elsewhere specified | Non-competitive | $19,909 |
| Jan 2021 | Parks Canada | Services related to the assessment of potentially contaminated sites | Competitive: open bidding | $25,841 |
| Dec 2020 | National Defence | Engineering consultants-Construction | Competitive | $199,793 |
| Dec 2020 | Parks Canada | Services related to the assessment of potentially contaminated sites | Competitive: open bidding | $39,629 |
| Nov 2020 | Impact Assessment Agency of Canada | Research contracts | Non-competitive | $38,155 |
| Oct 2020 | Agriculture and Agri-Food Canada | Engineering services not elsewhere specified | Competitive: open bidding | $89,927 |
| Oct 2020 | Parks Canada | Engineering consultants-Other | Competitive: open bidding | $12,444 |
| Sep 2020 | Parks Canada | Engineering consultants-Other | Competitive: open bidding | $13,892 |
| Aug 2020 | National Defence | Engineering consultants-Construction | Competitive | $8,691 |
| Aug 2020 | Agriculture and Agri-Food Canada | Engineering services not elsewhere specified | Competitive: open bidding | $16,800 |
| Jul 2020 | Crown-Indigenous Relations and Northern Affairs Canada | Management consulting | Non-competitive1 bid | $100,380 |
| Jun 2020 | Agriculture and Agri-Food Canada | Engineering services not elsewhere specified | Competitive: open bidding | $59,946 |
| Apr 2020 | Parks Canada | Other professional services not elsewhere specified | Non-competitive | $19,909 |
| Mar 2020 | National Defence | Other Business services not Elsewhere Specified | Competitive | $69,906 |
| Mar 2020 | Parks Canada | Scientific services | Competitive | $81,792 |
| Mar 2020 | Parks Canada | Engineering services not elsewhere specified | Competitive: open bidding | $139,051 |
| Feb 2020 | Crown-Indigenous Relations and Northern Affairs Canada | Other professional services not elsewhere specified | Competitive | $19,000 |
| Dec 2019 | Impact Assessment Agency of Canada | Research contracts | Non-competitive | $22,634 |
| Dec 2019 | Agriculture and Agri-Food Canada | Payments made in accordance with authorities | Competitive: open bidding | $27,867 |
| Oct 2019 | National Defence | Services related to the remediation of contaminated sites | Competitive: open bidding | $114,215 |
| Oct 2019 | Parks Canada | Other professional services not elsewhere specified | Non-competitive | $17,788 |
| Sep 2019 | Natural Resources Canada | Measuring, controlling, laboratory, medical and optical equipment and parts | Competitive | $44,039 |
| Aug 2019 | National Defence | Engineering consultants-Construction | Competitive | $11,975 |
| Aug 2019 | Agriculture and Agri-Food Canada | Payments made in accordance with authorities | Competitive: open bidding | $177,938 |
| Aug 2019 | Parks Canada | Services related to the remediation of contaminated sites | Competitive: open bidding | $243,847 |
| Jul 2019 | Agriculture and Agri-Food Canada | Engineering services not elsewhere specified | Competitive: open bidding | $20,979 |
| Jun 2019 | Parks Canada | Other professional services not elsewhere specified | Competitive | $21,162 |
| May 2019 | Agriculture and Agri-Food Canada | Engineering services not elsewhere specified | Competitive | $31,800 |
| May 2019 | Agriculture and Agri-Food Canada | Payments made in accordance with authorities | Competitive: open bidding | $67,935 |
| Mar 2019 | Parks Canada | Scientific services | Competitive | $92,660 |
| Mar 2019 | Agriculture and Agri-Food Canada | Payments made in accordance with authorities | Competitive: open bidding | $14,020 |
| Jan 2019 | Natural Resources Canada | Suspense account (debit)-Other government departments | Non-competitive | $21,572 |
| Jan 2019 | Impact Assessment Agency of Canada | Research contracts | Non-competitive | $45,373 |
| Dec 2018 | Natural Resources Canada | Management consulting | Competitive: open bidding | $50,398 |
| Dec 2018 | Natural Resources Canada | Other Business services not Elsewhere Specified | Competitive | $16,950 |
| Oct 2018 | Environment and Climate Change Canada | Scientific consultants | Non-competitive | $25,295 |
| Oct 2018 | National Defence | Engineering consultants-Construction | Competitive | $53,198 |
| Jun 2018 | National Defence | Residential buildings | Competitive | $17,500 |
| Apr 2018 | National Defence | Engineering consultants-Construction | Competitive | $169,828 |
| Jan 2018 | Parks Canada | Services related to the assessment of potentially contaminated sites | Competitive | $37,747 |
| Feb 2017 | National Defence | Engineering consultants-Construction | Competitive | $70,085 |
| May 2016 | National Defence | Office buildings | Competitive | $35,955 |
| Apr 2016 | National Defence | Engineering consultants-Other | Competitive: open bidding | $385,151 |