Our clients come from businesses of all sizes across Ontario.

Here are some of the organizations we are proud to work with:

Sifton Properties
Fanshawe College
Wilfrid Laurier University
Western University
University of Waterloo
Conestoga College
YMCA Canada
Chartwell Retirement Residences
Thames Valley District School Board
London District Catholic School Board
St. Clair Catholic District School Board
City of London
London Health Sciences Centre
St. Joseph’s Health Care London
Middlesex Hospital Alliance
Canadian Blood Services
  • Alexandra Marine and General Hospital – Goderich
  • Blyth Theatre for the Arts
  • Bruce-Grey Roman Catholic Separate School Board
  • Canadian Blood Services
  • Cancer Care Ontario
  • Charlotte Eleanor Englehart Hospital – Petrolia
  • Chatham-Kent Health Alliance
  • City of Kitchener
  • City of London
  • City of Sarnia
  • City of St. Thomas
  • Clinton Public Hospital
  • Conestoga College
  • Contrans Corporation
  • Corrections Canada
  • Devonshire Erins Mills Inc.
  • Elgin County Roman Catholic Separate School Board
  • Essex County Roman Catholic Separate School Board
  • Fanshawe College
  • Four Counties Hospital – Newbury
  • Grace Communities Corporation / Salvation Army
  • H.I.S. Investments
  • Knollcrest Lodge Long Term Care Facility
  • Lambton Kent District School Board
  • Lerners LLP
  • London District Catholic School Board
  • London Health Sciences Centre
  • London Regional Cancer Centre
  • Meadowcroft Management
  • Ministry of Housing
  • Mission Services of London
  • Norfolk General Hospital
  • Ontario Ministry of Agriculture and Food
  • Ontario Realty Corp.
  • Oxford County Board of Education
  • Perth County Board of Education
  • Ritz Lutheran Villa
  • Sarnia General Hospital
  • Sarnia Hydro and Electric Commission
  • Sarnia-Lambton YMCA
  • Sifton Properties Limited
  • Spruce Lodge – Stratford
  • St. Joseph’s Health Centre
  • St. Mary’s General Hospital – Kitchener
  • St. Thomas Elgin General Hospital
  • St. Thomas Psychiatric Hospital
  • Strathroy Middlesex General Hospital
  • Thames Valley District School Board
  • The Greater Essex County District School Board
  • The Roman Catholic Episcopal Corporation of the Diocese of London in Ontario
  • The University of Guelph
  • The University of Windsor
  • Waterloo County Board of Education
  • Wellington County Roman Catholic Separate School Board
  • Wescast Industries
  • Wilfrid Laurier University
  • Windsor Regional Cancer Centre
  • Western University
  • Windsor Regional Hospital – Metropolitan Campus
  • Windsor Roman Catholic Separate School Board
A key strength was their ability to work as an equal team player to provide insightful advice to both the architect and to Conestoga to problem solve and to arrive at solutions.
Tim Schill

Associate Director – Facilities Planning and Management, Conestoga College, Institute of Technology and Advanced Learning

D. Grant handled the numerous challenges and unforeseen circumstances that typically accompany new construction and urban redevelopment with skill and professionalism.
Mark Dettweiler, P.ENG, MBA –

Manager, Planning, Design & Construction , Wilfrid Laurier University Brantford Research and Academic Centre West & East

The personnel at D. Grant Construction Limited have always dealt with every challenge in a professional, courteous and timely manner. D. Grant Construction Limited has always understood the Board’s concern with safety on the job site and went the ‘extra mile’ to ensure the safety of our students.
Paul Schepens

Project Coordinator, Thames Valley District School Board

You held to budget, you met the timelines, you built excellent working relationships on site with everyone, and you had a perfectly clear safety record while coordinating up to 30 trades-people at a time on site.
Ben Cecil, Ph.D.

Chief Business Officer CCVP, Fanshawe College

A strong desire to meet a very aggressive construction schedule was present throughout the duration of construction.
Tom Tillmann, B.Arch., OAA, M.R.A.I.C. LEED AP

Architects Tillmann Ruth Robinson, Fanshawe College, Centre for Applied Transportation Technology

Your team’s willingness to expeditiously resolve issues in an equitable professional manner is the keystone that led to what we believe is an exceptional working relationship between owner and general contractor.
Patrick Trottier, B. Arch., OAA, LEEP AP

Project Architect, MMMC Inc. Architects, Wilfrid Laurier University Brantford Research and Academic Centre West & East

They have the background experience required to deliver excellent project co-ordination, complete with organizational skills beyond compare. Their positive and honest approach is refreshing to see in today’s construction industry.
J.J Knott, C.E.T., H.M.T

Director of Plant Operations, Norfolk General Hospital

D. Grant demonstrated a commitment to the project and were highly proactive and professional team players
Rob Hunsperger, OAA, MRAIC

Architect, WalterFedy

See the Work We've Done for Our Clients

Visit our portfolio to see a showcase of the projects we've worked on.

See our Projects