Robert Presser

Defence Construction Canada provides construction services. It offers contracting, construction contract management, and related infrastructure services to the department of National Defense. The company was founded in 1951 and is headquartered in Ottawa, ON

Sofame Technologies, Inc. designs, engineers and manufactures energy efficient direct contact industrial water heating and heat recovery systems. Its products include direct-contact water heaters such as Percomax, Hybrid Percomtherm, and Ultra High Efficiency; direct-contact condensing stack economizers such as Percotherm, and Sofame Steam Pump; and a waste water heat reclaim system such as Launrec RBT. The company was founded by Luc Mandeville and Michel Dallaire in 1984 and is headquartered in Montréal, Canada.

Acme Engineering Products Ltd. engages in the manufacturing of electric heating equipment. Its products include toxic gas detection, self-cleaning strainers, and electric boilers. The company was founded in 1956 and is headquartered in Montreal, Canada.