We have the workforce and track record to handle any high voltage electrical installations.


  • Switch Yards
  • 13.8 KV - 600V Switch Rooms
  • Small, Medium and Large Electrical Equipment Installations
  • Complex Cable Pulls
  • Instrumentation
  • PLC, DCS, HMI, SCADA Installations
  • Troubleshooting
  • Maintenance
  • Underground Installations
  • Baghouses
  • Electrical Restoration
  • Equipment Start-up Assistance
  • Commissioning

We provide design, supply and electrical installation services to industries including mining, forestry, hydro, energy, chemical, agriculture, industrial and commercial across Northern Ontario.

For over 40 years Lopes has been delivering quality workmanship and project management; safely, on time, and with best value.

Our knowledgeable team has a proven track record of executing construction and maintenance projects in a safe and innovative manner; allowing us to complete some of the most challenging and complex electrical projects in Northern Ontario.

We take pride in building strong client relationships that continue well after a project has been delivered and installed.


  • Lopes has an excellent safety-focused culture and the track record to prove it
  • Management is committed to ongoing training, development practices and continuous improvement
  • Lopes is active in labour, contractor and construction associations


  • DC high potential testing
  • Meggaring
  • Instrumentation technicians
  • Oversized cable reel handling and installation
  • Full industrial contracting
  • Installation equipment available including: trucks, cranes, scaffolding, forklifts and manlifts

Quality Workmanship and Certifications

  • Lopes has project tailormade inspection and test plans
  • ECRA# 7005980
  • Lopes is an Northern Electrical Contractors Association member
  • Registered and licensed trades people (OCOT)


  • Project Schedule Development

Trusted by Industry Leaders

We have completed thousands of large and small projects for clients representing a cross section of industries, with complete satisfaction, as noted in our testimonials and case studies.

“A well organized, efficient team who take great pride in their work.”

– Derek McChesney

M.E. Supervisor of Services – Vale PMO – Surface Plants – Sudbury Operations