With over a quarter century of experience, we offer an extensive array of services, backed by a solid reputation of trusted performance, quality work, and superior value.
Committed to actively contributing to the
well-being of the community we serve.
Dedicated to building long term relationships based on a solid foundation of integrity and trust.
Who We Are
REPUTATION. PERFORMANCE. VALUE.
Mainline started in 1992 with a focus on deep utility construction for Grande Prairie’s residential market, and over the years, we’ve expanded into earthworks, oilfield construction, gravel supply, and trucking.
As a part of the Volker Stevin family of companies, we uphold the values of Safety, People, and Performance to build thriving communities. We are committed to delivering projects safely, on time, and on budget, while providing long-term value to the communities we serve.
The Volker Stevin family of companies includes Volker Stevin Canada, Volker Stevin Contracting, Volker Stevin Highways, Mainline Construction, McNally Contractors, Lakes District Maintenance, H. Wilson Industries, and MidMountain Contractors.
Our Mission
We build and maintain communities, connecting people with progress.
Our Vision
Shaping a better tomorrow in the places we call home.
The Way We Work
We aren’t your average contractor. Mainline Construction provides safe work environments for our team, and support our clients through planning, and building for the future.
Why Choose Mainline Construction
Our Partners, Our People
SMALL TOWN SERVICE WITH BIG COMPANY RESOURCES
We may be local to Grande Prairie, but we have deep roots all across Alberta. Leveraging the size and proficiencies of our parent company, Volker Stevin Canada and its subsidiaries, we have the capacity to hire for any size scope of work, to take on bigger jobs, and handle all aspects of them in-house. At Mainline Construction we are proud of our work ethic, dedication to the industry, and outstanding reputation. We truly believe we are the best choice for your next project.
A STABLE STRUCTURE BEGINS WITH A STRONG FOUNDATION
The team at Mainline Construction forms the heart of our company, and plays a major role in our success. From our skilled general labourers, and equipment operators, to our foremen, superintendents, and project managers, we bring experience, motivation, and dedication to every project we do. We believe in a ‘people-first’ approach that builds a culture of family, camaraderie, and trust among our team members. Find out why the Mainline Construction family is a great work.
Remarkable companies are built with remarkable employees. Apply today to become part of the Mainline Construction family.
Thriving Grande Prairie
Celebrating Our Heritage, Building Our Future

Grande Prairie maintains its small-town feel while upholding its position as a major industrial and business centre in Alberta. Serving residents from northeastern British Columbia, northwestern Alberta, and even north to the Yukon and Northwest Territories, Grande Prairie’s reach contributes to an even larger population of over 288,496 people.
Grande Prairie has been named the Most Entrepreneurial Community in Canada for three consecutive years because of the vast opportunities for jobs available in the area. This has made it the perfect place for young individuals to build their careers, and start their families. The city has been designed to accommodate citizens of all ages, and backgrounds, and offers a wide variety of activities, facilities, and opportunities to learn, play, and grow here. Whether its outdoor sports, hiking, and camping, or indoor recreation, live entertainment, and art – Grande Prairie has it all.
With something for everyone, Grande Prairie is perfect place to call home.