| Construction services700740268 | Public Services and Procurement Canada | 80 645,55 $ | 18 sept. 2023 |
| Heating, air-conditioning and refrigeration equipment700732255 | Public Services and Procurement Canada | 26 227,30 $ | 26 juill. 2023 |
| Office buildings5029774 | Innovation Science and Economic Development Canada | 25 340,25 $ | 31 janv. 2020 |
| Office buildings5029754 | Innovation Science and Economic Development Canada | 13 221 $ | 23 janv. 2020 |
| Fume Hood inspections45419125 | Canadian Heritage | 22 384,68 $ | 17 juill. 2019 |
| Scientific services923969 | National Research Council Canada | 19 577,25 $ | 4 mars 2019 |
| Fume Hood Calibration Services - 555 and 601 Booth St, Ottawa, ON3000645483 | Natural Resources Canada | 41 267,60 $ | 1 juin 2017 |
| Water and Air Balancing - Building 2B5028275 | Innovation Science and Economic Development Canada | 11 497,75 $ | 1 mai 2017 |
| RPS-COGS-Eng Consultant Fees (Cnst).700378297 | Public Services and Procurement Canada | 10 480,75 $ | 20 mars 2017 |
| Construction Services700373238 | Public Services and Procurement Canada | 11 267,55 $ | 24 janv. 2017 |
| Water and air balancing - Building 2A1546284 | Innovation Science and Economic Development Canada | 12 882 $ | 13 avr. 2016 |
| TESTS DE FUMÉE HOTTE847016 | National Research Council Canada | 18 532 $ | 30 avr. 2015 |
| Repair - Other engineering installations (specify)K4A22-10-2241 | Environment and Climate Change Canada | 9 500 $ | 15 avr. 2011 |