| Suspense account (credit Balance) - OGDK8A53-08-0015 | Environment and Climate Change Canada | 23 500 $ | 27 oct. 2008 |
| Engineering consultants - other (specify)45237257 | Parks Canada | 419,2 k $ | 30 juin 2008 |
| Engineering services not elsewhere specified45224072 | Parks Canada | 24 045 $ | 31 janv. 2008 |
| Highways, roads, and streets45181938 | Parks Canada | 18 725 $ | 27 juin 2006 |
| Highways, roads, and streets45187450 | Parks Canada | 18 550 $ | 25 mai 2006 |
| Electric lighting, distribution and control equipment and parts45161281 | Parks Canada | 13 183,47 $ | 23 août 2005 |
| Non-professional personal service contracts not elsewhere specifiedKE649-4-5102 | Environment and Climate Change Canada | 10 000 $ | 23 août 2004 |
| UMA ENGINEERING LTD (EW699-092895/001/NCS~001)EW699-092895/001/NCS | Public Works and Government Services Canada | 89 323 $ | — |
| UMA ENGINEERING LTD (EW699-092841/001/NCS~002)EW699-092841/001/NCS | Public Works and Government Services Canada | 90 624 $ | — |
| UMA ENGINEERING LTD (EW699-092250/001/NCS~003)EW699-092250/001/NCS | Public Works and Government Services Canada | 113,1 k $ | — |
| UMA ENGINEERING LTD (EW699-092250/001/NCS~002)EW699-092250/001/NCS | Public Works and Government Services Canada | 113,1 k $ | — |
| UMA ENGINEERING LTD (EW699-092250/001/NCS~001)EW699-092250/001/NCS | Public Works and Government Services Canada | 113,1 k $ | — |
| UMA ENGINEERING LTD (EW699-090791/001/NCS~002)EW699-090791/001/NCS | Public Works and Government Services Canada | 876,8 k $ | — |
| UMA ENGINEERING LTD (EW699-090735/001/NCS~004)EW699-090735/001/NCS | Public Works and Government Services Canada | 92 996 $ | — |
| UMA ENGINEERING LTD (EW699-090735/001/NCS~003)EW699-090735/001/NCS | Public Works and Government Services Canada | 92 996 $ | — |
| UMA ENGINEERING LTD (EW699-090735/001/NCS~002)EW699-090735/001/NCS | Public Works and Government Services Canada | 92 996 $ | — |
| UMA ENGINEERING LTD (EW699-090729/001/NCS~002)EW699-090729/001/NCS | Public Works and Government Services Canada | 985,2 k $ | — |
| UMA ENGINEERING LTD (EW699-090729/001/NCS~001)EW699-090729/001/NCS | Public Works and Government Services Canada | 985,2 k $ | — |
| UMA ENGINEERING LTD (EW699-090728/001/NCS~001)EW699-090728/001/NCS | Public Works and Government Services Canada | 99 868 $ | — |
| UMA ENGINEERING LTD (EW699-090699/001/NCS~003)EW699-090699/001/NCS | Public Works and Government Services Canada | 142,7 k $ | — |
| UMA ENGINEERING LTD (EW699-090699/001/NCS~002)EW699-090699/001/NCS | Public Works and Government Services Canada | 142,7 k $ | — |
| UMA ENGINEERING LTD (EW699-090699/001/NCS~001)EW699-090699/001/NCS | Public Works and Government Services Canada | 142,7 k $ | — |
| UMA ENGINEERING LTD (EW699-090594/001/NCS~001)EW699-090594/001/NCS | Public Works and Government Services Canada | 564,8 k $ | — |
| UMA ENGINEERING LTD (EW038-091582/001/PWU~003)EW038-091582/001/PWU | Public Works and Government Services Canada | 23 575 $ | — |
| UMA ENGINEERING LTD (EW038-091582/001/PWU~002)EW038-091582/001/PWU | Public Works and Government Services Canada | 23 575 $ | — |
| UMA ENGINEERING LTD (EW038-090965/001/PWU~003)EW038-090965/001/PWU | Public Works and Government Services Canada | 70 844 $ | — |
| UMA ENGINEERING LTD (EW038-090965/001/PWU~002)EW038-090965/001/PWU | Public Works and Government Services Canada | 70 844 $ | — |
| UMA ENGINEERING LTD (EW038-090965/001/PWU~001)EW038-090965/001/PWU | Public Works and Government Services Canada | 70 844 $ | — |
| UMA ENGINEERING LTD (EW038-070002/001/PWU~003)EW038-070002/001/PWU | Public Works and Government Services Canada | 60 076 $ | — |
| UMA ENGINEERING LTD (EW038-070002/001/PWU~002)EW038-070002/001/PWU | Public Works and Government Services Canada | 60 076 $ | — |