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Jun 1, 2022

Jon Tenbrinke is the owner of Black Jack Contracting Inc. - a full service contracting company. They focus on working with investors to help meet there goal and make the process easy. Their primary market is Legal Second Suite construction and investment real estate construction Jon is also an electrician by trade and offers full service electrical contracting. On this episode, we discuss:


Completing 230+ duplex conversions since 2017

When you should vs shouldn’t get permits for construction

The process of fire separation between units

Splitting utilities

Gas or electrical appliances?

Underpinning vs bench footing

The recent increase in cost of materials

What to look for in construction contracts

Rough estimate on renovation costs per unit


You can reach out to Jon by visiting


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