Quality buildings starts with a quality relationship.
At MegaDome by Harnois, quality goes beyond top-tier materials and engineering — it’s rooted in the strength of our client partnerships. We believe that collaboration and open communication lead to superior results. By fostering a culture of transparency and teamwork, we ensure a seamless process from start to finish. Our dedication to precision and care is what keeps clients coming back, time and again.
A Full Range of Tension Fabric Buildings
At its heart, construction isn't about structures. It's about people.
At MegaDome, we go the extra mile for our clients, building relationships founded on trust, confidence, and integrity. As a proud family-owned business, we bring a personal touch to every project we take on. Our commitment to people-first values is reflected in the way we treat our team, our partners and our clients. It’s this approach that drives our success and keeps our clients coming back.
Family-Owned, Client-Focused
Tailored Solutions, Turnkey Delivery
Certified Excellence
Made in Canada
Latest projects
With over 55 years’ experience in manufacturing some of the world’s largest mining and industrial projects and enterprises, MegaDome knows what canvas buildings are all about.