TBT-Engineering-LogowebxsTBT Engineering Limited (TBTE) is Northwestern Ontario’s largest employee- owned multi-disciplinary engineering consulting firm, with headquarters in beautiful Thunder Bay ON, on the banks of the majestic Kaministiquia River.

Originally established in 1968, TBTE currently employs over 100 full time professional and technical staff, with as many as 50 additional seasonal staff serving public and private clients across a diverse range of industries and sectors all over Ontario.

Our team of experts is dedicated to providing quality services on a wide range of projects through planning, design, investigation, and construction phases.  We believe that consulting experts CAN come from the North!  All aspects of our work include ensuring the health and safety of our workers, clients and the public.

 TBT Engineering Website – www.tbte.ca


TBT Engineering specializes in civil and related engineering services including:

  • Complete Project Management
  • Planning & Feasibility Studies
  • Aggregate Resource Prospecting
  • Engineering Surveys & Plans
  • Geotechnical (Ground) Engineering & Foundation Design
  • Construction Materials Testing & Inspection
  • Subdivision Development
  • Transportation Engineering & Design
  • Geological Services & Pavement Engineering
  • Environmental Services
  • Construction Contract Administration
  • Structural Engineering
  • Drilling Services & Rentals
  • Building Condition Assessments & Audits

Corporate Headquarters Contact Info

TBT Engineering Limited
1918 Yonge Street, Thunder Bay   ON    P7E 6T9
Tel: (807) 624-5160
Fax: (807) 624-5161

Please Contact Us:

Liana Frenette, Chief Executive Officer

Rob Frenette, P.Eng, President