Mechanical and Electrical
Consulting Engineering Company

Established in 1978.

Durham Energy Specialist Limited (DES) joins CIMA+, one of Canada’s leading consulting engineering firms.
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DES provides consulting engineering services in both the mechanical and electrical disciplines in construction fields including: educational/institutional, municipal, health care, commercial, industrial, retail. DES specializes in all markets including new construction and retrofit to existing buildings with due regard to energy conservation. DES actively participates throughout the construction phase and final commissioning (if applicable) to verify the systems are installed and operating properly. This ensures the facility is gaining complete benefit based on design intent.

Mechanical Engineering

  • HVAC
  • Plumbing & Drainage
  • Controls
  • Fire Protection
  • Specialty Systems

Electrical Engineering

  • Power Distribution
  • Indoor Lighting
  • Outdoor/Site Lighting
  • Fire Alarm
  • Communications
  • Backup Generators

Other Services

  • Condition Assessments
  • Troubleshooting




Health Care



Need Our Help?

DES has staff with both Professional Engineering and Consulting Engineering Designations. 
Get in touch with us for assistance with all of your engineering needs.