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  • Geo-Canada
    Geo-Canada
    1 905 474 9255
    90 Nolan Crt. Unit 36, L3R 4L9  Markham

    Since its inception in 1983, Geo-Canada has provided geotechnical consulting services on more than 2450 projects to Regional and Local Municipalities, the Provincial Government and Civil Engineering Consultants throughout the Province of Ontario. Geo-Canada's strength and focus is on major civil en…

  • Resource Environmental Associates Limited
    Resource Environmental Associates Limited
    (416) 495-1314
    110-11 Allstate Pwy, L3R 9T8  Markham

    Engineering, consulting, project management, and education in environmental protection, and occupational health and safety. Leading market presence in OHS training, OHS construction safety management. Largest professional occupational hygiene staff in Canada. Official contractor to Ontario Mi…

  • Sidonia Technical Services Inc.
    Sidonia Technical Services Inc.
    (416) 238-7700
    105 Briarwood Rd, L3R 2W9  Markham

    Established in 1996, Sidonia Technical Services provides engineers, consultants and technicians to thetelecommunications network construction industry. We possess a range of skills that can be utilized throughout theprocess of designing, building, testing and operating a telecommunications network.…