Welcome

As engineering firms in Toronto go, A-D Engineering is among the most trusted. We offer a full range of structural engineering services for residential, commercial, industrial, institutional and agricultural projects.

Our Services

Call A-D Engineering Group to see what our expertise can bring to your residential, commercial, industrial or institutional project.


  • Consulting
  • Structural Engineers
  • Investigation
  • Analysis
  • Detail
  • Design
  • Renovations
  • Restorations
  • Additions
  • Forensic Engineering

Our Projects

Read about our projects.

Projects Page

Full Range Engineering Firms in Toronto

A-D Engineering Group Ltd. is a competitive and highly experienced structural-consulting firm with an unequalled reputation for expertise in our field. We are the source for engineering Toronto trusts.

As a result of our reputation for excellence, A-D Engineering Group has been called upon to provide expert opinion and consulting for investigations into faulty building design, construction errors and structural deterioration for several legal claims.

Some of our many services include structural analysis and design, preparation of structural CAD drawings, site investigations and reviews.

A-D Engineering Group Ltd. was founded in April 1986 by Mr. David Lehman, M.A. Sc, P.Eng., (Consulting Engineer), President.

With over 30 years of structural engineering experience, Mr. Lehman has tailored and focused A-D Engineering Group Ltd. into a competitive Consulting Engineering firm which specializes in structural design, ACAD presentations -- including structural and architectural drawings -- construction operations and contract administration.

Approaching Each Project with an Open Mind

Since our inception, we have maintained our commitment to offering quality services with an emphasis on reliable customer service. By providing quality workmanship and careful attention to detail, we are able to meet and exceed our clients’ expectations.

We approach each project with an open mind in order to find the best services and materials to fit the project. Our extensive experience and qualifications also allow us to provide innovative solutions to meet our clients’ unique specifications, budget, and timeline.

Our clients demand the very best and we deliver just that. For more information on our Toronto engineering services, select from our Main Menu or give us a call at 905-773-2088.

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Contact Us

Address
130 Davis Dr, Suite 202, Newmarket, ON, L3Y 2N1
Phone
Main
905-898-3514
Fax
905-898-1998
Email