O2 Planning + Design

510 - 255 - 17 Ave SW, Calgary, AB

Landscape Architecture, Urban + Environmental Planning

O'Connor Associates Environmental Inc.

200 - 318 - 11th Ave. S.E., Calgary, AB

Sub-sectors: air pollution control; atmospheric dispersion modelling; contaminant fate and transport analysis; environmental audits; environmental management systems (ISO 14000); hazardous waste; hydrogeological instruments; monitoring; oil spill ...

O'Neill O'Neill Procinsky Architects

10415 Princess Elizabeth Ave. N.W., Edmonton, AB

Architecture, Planning, Interior Design, Project Management

OPS Group International Inc.

4119-55th St NE, Calgary, AB

Provides technical and business consulting services within the oil and gas industry.

Optimus International Technologies Inc.

18 Golden Key Estates, Calgary, AB

Provided engineering and management for oil and gas repairs and stimulation in Canada, Russia, China, Cuba, N. Africa. Hydraulic fracture training - Meyers Mode Design and supply water treatments, swab units, artifical lift systems, chemical ...

Optrics Engineering

6810-104 St., Edmonton, AB

Optrics Inc. has been actively in business since 1995 with in- house expertise in the areas of professional engineering services, network hardware and software components, computer and instrumentation systems, mathematics and software design. Our ...