Omega Contractors Inc.

4104 Breck Ave., London, ON

Sewers, Watermains, Roads, Completed Subdivisions

OMER BOUCHARD & FILS INC.

5271, av. Du Norot, Alma, QC

Omnispec Inspections Limited

Omnispec is a firm of experienced Project and Construction Managers for commercial office interiors in the Toronto and GTA area

Ontario Building Solutions

200-28 Pollard Cres, Ajax, ON

Indoor air quality testing Airflow testing and balancing 3rd party HVAC investigation Building operation analysis TSSA compliance assistance. Custom Maintenance programs. Professional building operation.IAQ problem solving IAQ Indoor air ...

Ontario Door Controls Ltd.

319 Neptune Cres., London, ON

Install and Service Automatic Door Controls

Ontario Panelization

520 Clarke Rd., London, ON

Construction (Exterior Finishing)

Opron Inc.

1351 Newton St., Boucherville, QC

Orchard A-1 Stop Shop Heating & Cooling

2074 River Rd., London, ON

Heating, Ventilating, Air Conditioning, Energy Management, Refrigeration Electrical, Plumbing and Sheet Metal

Orion Stone Ltd.

527-78 Ave. N.W., Calgary, AB

Orleans Carpet

1449 Youville Dr., Orlans, ON

Supply and Install flooring , Carpet, ceramic, vinyl, lino, laminate, Hardwood,