| AECOM - Markham (ON) |
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| ASI Group Ltd. - St. Catharines (ON) |
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| Boojum Research Limited - Toronto (ON) |
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| BQE Water - Vancouver (BC) |
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| CBCL Ltd. - Halifax (NS) |
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| Cypher Environmental Ltd. - Winnipeg (MB) |
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| Golder Associates Ltd. - Mississauga (ON) |
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| Hatch - Mississauga (ON) |
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| J. L. Richards & Associates Limited - Ottawa (ON) |
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| Klohn Crippen Berger Ltd. - Vancouver (BC) |
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| McCue Engineering Contractors - Delta (BC) |
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| McLanahan Corporation - Hollidaysburg (PA) |
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| MWH Global - Broomfield (CO) |
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| Nelson Machinery & Equipment Ltd. - Langley (BC) |
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| Norda Stelo - Québec (QC) |
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