What We Do. 

Civil Engineering Design

Earthworks & Civil Infrastructure

Mining & Industrial


Environmental Remediation

Paving & Concrete

Pumping & Dewatering

Canals & Major Drainage Projects

Civil Engineering Design

Integrated Engineering Inc. provides professional engineering services as part of the Acadia Group of Companies. Our highly qualified team specializes in the engineering and construction of infrastructure projects with a focus on earthworks, water and sewer, and roadway projects. This arrangement of companies brings engineering and construction specialists together under one roof and results in value added services for our clients.

Our unique advantage being part of the Acadia Group of Companies allows us to work with our in-house construction specialists and industry partners, to provide realistic cost estimates and insight on the constructability of a project. We identify project risks early on, resulting in less chance for surprises later. We offer a design-build delivery model to our clients in all areas of expertise.

Areas of expertise:

  • Earthworks
    • Site Grading
    • Drainage and Canals
    • Lagoons
    • Reservoirs/Ponds
  • Transportation
    • Rural Roadways/Highways
    • Urban Roadways
    • Roundabout
    • Bridges/Drainage Structures
  • Construction Services
    • Project Scheduling/Planning
    • Contract Administration
    • Constructability Reviews
    • Cost Estimating
    • Survey and Quantity Calculations
  • Land Development
    • Industrial/Commercial Site Development
    • Municipal Land Development
    • Infrastructure Master Planning
    • Stormwater Management and Modelling
  • Water
    • Water Treatment
    • Water Distribution
    • Watermain Replacement
  • Wastewater
    • Sewage Lagoons
    • Sewage Collection Systems
Derrick Tannahill, P.Eng.

Contact Derrick if you have any questions regarding engineering design or construction services:



Visit LinkedIn Profile