DeMan Construction

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DeMan Construction Your Local Family Owned & Operated General Contractor Since 1955
Design Build
Specialty Construction
Concrete Specialist
Steel Buildings

Located in the City of Mississauga at 776 Dundas Street East, DeMan Construction Corp is a design-build and General Contracting company that serves clients throughout Southern Ontario GTA. With over 60 years of experience, DeMan Construction has completed projects for many businesses. Our work is showcased across Mississauga in industrial manufacturing facilities, food production and processing plants, medical and veterinary clinics, retail centers, corporate offices, and transportation facilities. Today, DeMan Construction remains the top construction company in Mississauga and the Greater Toronto Area. With a long history of satisfied clients, DeMan prides itself on an unwavering commitment to customer service and satisfaction. The company’s devoted and highly skilled staff makes daily operations possible and keeps even the tightest construction deadlines on track. No project is too big or too small for DeMan’s expert construction team. Mississauga building projects range from $500K to $15M range and each customer receives the same dedicated level of care and attention to detail. DeMan’s service division completes a wide range of smaller projects ranging from $500 to $500K. The service department is equipped to handle a variety of industrial or commercial projects.

New entry guardhouse for Mississauga Golf & Country Club Entry-controlled guard house with smartphone application and RF...
04/16/2026

New entry guardhouse for Mississauga Golf & Country Club

Entry-controlled guard house with smartphone application and RFID based site control parameters. Floating slab construction, including heated floors, full washroom, concealed AC condenser. Heritage materials used genuine Credit River stone walls, copper roof, stucco & tudor boards to match main clubhouse and leaded glass windows

 54meters into this Generator Slab-on-Grade in Brantford on Friday
03/17/2026

54meters into this Generator Slab-on-Grade in Brantford on Friday

03/16/2026

Got a project? We can finish it

03/14/2026

Installing a new .inc storm water chamber system

Give us a call for all your water storage, stormwater management, retention and infiltration needs

At DeMan, we have been a  buildings preferred builder for over 25 years. We can help design-build your dream shop or bar...
01/02/2025

At DeMan, we have been a buildings preferred builder for over 25 years.
We can help design-build your dream shop or barndominium from start to finish.
Give us a call or drop us an email 📧 📞 📪

Address

776 Dundas Street E
Cooksville, ON
L5C1E8

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