DeMan Construction specializes in complete industrial and commercial construction and related building services. We provide licensed construction & trade services throughout southern Ontario. DeMan Construction Corporation is your full-service general contractor. Whether your company requires new construction, alterations and renovations, electrical, plumbing, gas fitting, or design services, DeMan has the experience and expertise to get the job done. We are continually updating our methods with the most modern, technically advanced systems on the market. This enables us to perform the most difficult jobs. Contact DeMan for renovations, planning, design, concrete, masonry, custom millwork, drywall, painting, commercial vinyl, architectural coatings, electrical, HVAC, gas, plumbing, drainage, sprinkler system, new construction, renovations, additions and general construction. more... See more text