MJ Construction provides construction and renovation design services for residential and commercial customers. Our attention to detail and quality are key factors in our service delivery model. We are a family business servicing . Our Senior Estimator and project manager have over 20 years of construction experience, both in residential and commercial. We are insured, licensed and have WSIB coverage. We offer Project Management Services to customers who wish to take a more active role in their construction/renovation project but lack the skills and expertise.