A Reputation for Excellence

DILFO is one of Eastern Ontario’s largest mechanical contracting, HVAC services, and plumbing & heating firms. Our extensive experience with design-build/design-assist and LEED projects has put us at the forefront of our industry. We specialize in large-scale design-build & design-assist projects, new commercial construction, and tenant fit-ups. We also offer HVAC maintenance and 24-hour emergency service available 7 days per week.


DILFO Mechanical provides a full range of services for new commercial construction, tenant fit-up, and more.
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Hvac services

Offering 24/7 emergency services, DILFO HVAC also provides specialty equipment, maintenance, service, and construction.
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We offer a full range of plumbing, HVAC piping and heating services for new and retrofit projects in ICI construction sectors.
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