Structural & Mechanical

NLS Welding & Contracting Inc. as a 100% owned and operated subsidiary of GCS Energy Services Ltd. employs CWB certified welders and pipefitters that follow CSA Standards W47.1 and W59, pertaining to all structural projects. All high-pressure welding conforms to codes ASME B31.1, B31.3, and CSA Z 662; and utilize SMAW, GTAW, and GMAW processes. NLS also maintains a boiler branch registered QA/QC manual in Saskatchewan, Alberta, and British Columbia. Additionally, GCS has pre-qualified several Canadian Welding Bureau (CWB) certified subcontractors.

Combined, GCS and its group of companies have at their disposal, an accessible fleet of mobile welding rigs, picker trucks and cranes that can handle both shop fabrication and field installation for all your structural and mechanical needs.

To view our Subcontractor Policy, click here

Our services include, but are not limited to:

  • Fabrication of structural assemblies from drawings or sketches
  • Inspection with CWB Level 2 Welding Inspector and CWB qualified Supervisor
  • Turnover packages
  • Equipment & pipe installations
  • Petro chemical pipeline installs
  • Supplying maintenance crews for boiler & plant turn-arounds
  • Well pad support
  • Mobile welding rigs
  • Picker Trucks
  • Cranes
  • Hydraulic torque equipment
  • Hydrotest equipment
  • Assisting pipeline management with operational maintenance at facilities
  • Removing and replacement of valves
  • Shut down support
  • Assisting with pipeline pig runs

Completed Projects

Fort McMurray South Facility

WBE Lynton Station

WBE Athabasca Station