Over the years, Grant-Marion Construction Ltd. has acquired a noteworthy reputation as being one of the most reputable construction companies in Eastern Ontario. Founded in 1971, it first focused on the construction of energy efficient homes and soon became a pioneer in the R2000 homes initiative. The company broadened its portfolio to include industrial, commercial and institutional projects in the early 1980s. Our latest undertaking involves the integration of the LEED Green Building Rating System™.

Company director, Luc Marion, P.Eng., states that the company’s philosophy has always been simple:

“We strive to achieve the highest degree of quality and total client satisfaction on every project we undertake”.Company director, Luc Marion, P.Eng.

Grant-Marion Construction Ltd. Is a member of the Cornwall Construction Association and also holds a Certificate of Authorization with the Association of Professional Engineers of Ontario.

Why Choose Grant Marion?

  • Over 40 years of experience
  • Licensed and insured professional Engineer on staff
  • Five (5) full time Project Managers in the office, always there to support Site Superintendents
  • Most junior Site Superintendent has 25 years experience
  • Grant-Marion does not “Sub Out” their framing work
  • Grant-Marion works with competent and reputable sub-trades
  • Important Values:
    • Honest
    • Organized
    • Budget Sensitive
    • Clean
    • Timely
    • Great Workmanship
    • Impeccable after sales service
    • Safety Oriented

Eric Marion BBA
Project Manager
613-938-8004 ext. 2

Luc Marion, P.Eng.
613-938-8004 ext. 3

Matthew Lefebvre, B.Sc.
Project Manager / Estimator
613-938-8004 ext. 7

Robert Marion, B.Sc
Project Manager / Estimator
613-938-8004 ext. 5

Bill Glover
Project Manager / Estimator
613-938-8004 ext. 4