Welcome to the home of Black Jack Contracting Inc. We are general and electrical contractors based in Hamilton,Ontario serving the greater Niagara Area. We specialize in working with real estate investors to create legal secondary suites for investment properties as well as electrical contracts of all sizes.

In the three years since our founding we have done numerous renovations from Burlignton to Niagara, with a wide range of clients from single homeowners to 100+ key investors. We like our clientele are a growing team of project managers, skilled renovators and trades people, who take extreme pride in our work.

If you are looking to start your first or fiftieth renovation we look forward to hearing from and working with you to create beautiful and profitable homes and second suites. Give us a call or email and see why when you work with Black Jack, The House always wins.









  • Two Unit Reno Diffin Drv, Welland Walkthrough.
    https://youtu.be/X1QNqRhkBqU Welcome back to Black Jack folks. Join us for another walkthrough video of a property in Welland, ON that we finished up just before the holiday break. Jon takes you through and tells you about the build and some of the challenges we faced along the way but in the end, another beautiful job. … Read more
  • Gaining and Growing.
    Hey everybody, welcome to our new site. This new site has been one of our many new initiatives at Black Jack to grow the company and move forward. We stand on the precipice of a new decade which means there is no better time to start getting everything where we want it to be, to … Read more