What We Do
Main Focus
Since 1969, Rosati Group has become one of the largest Design Build contractors/developers in Southwestern Ontario. We are uniquely positioned to ensure that your construction project will be a resounding success from concept to completion. We are accustomed to assisting our customers in the critical early stages of project development during which crucial schedule, quality and value decisions are made. Our company focuses on design, quality of materials, subcontractors and tight integration of these resources to create robust, service-free, award-winning buildings.
Core Services
Design-Build
General Contracting
Construction Management
Land Development
Butler Building Systems
Machine Foundations
Leasing
Rosati Difference
Customer Experiences
"We choose Rosati Construction for this project because of its step by step expertise and resources. Rosati's array of in-house services, including design/build capabilities makes the project as risk free and stress free as possible for us. We were also impressed by the fact that Rosati was able to come in under the budget we had established.."
Dave Garner
Chief Operating Officer
Customer Experiences
"We were very impressed with the quality of work on Phase I, and that Rosati was able to meet our tight timeline. This was important because some of the practitioners were just starting their practices. Rosati delivered, and we were impressed. There was no question we wanted to work with them again on Phase II.."
Andrew Tolmie
Partner
Customer Experiences
"We appreciate Rosati’s high professionalism in keeping to deadlines, keeping promises, and also being flexible. When you’re starting your process you see things that need to be done differently, and they quickly respond to any changes we require from them. They will try to accomplish everything to keep within the timelines and budget, and come up with solutions quickly for every challenge.."
Mariusz Olszowik
North America Operations Launch Manager
Customer Experiences
"Rosati was not only the most competitive bid, but they are also proven performers. They are very thorough, and very good with respect to managing their projects. They give advice where advice is needed, and we have leaned on their expertise for a lot of decisions.."
Diane Reko
CEO












