About ORBA

Founded in 1927, the Ontario Road Builders’ Association (ORBA) is the leading voice of Ontario’s transportation infrastructure sector. Representing nearly 200 contractors and service providers, ORBA supports over 56,000 workers dedicated to constructing and maintaining the province’s roadways.

At the heart of ORBA’s mission is advocacy for sustainable transportation infrastructure that meets the needs of Ontarians. The association provides an array of training and professional development opportunities to its members, ensuring they have the latest knowledge and tools to excel in an evolving industry. We promote a vibrant networking environment, enabling members to connect, share expertise, and drive industry innovation.