Professional contractor serving clients in Southern Ontario.

Our experience and superior craftsmanship have earned us our reputation as local experts in design-to-build homes, renovations and custom installations. With 30 years’ experience, Mike is a trusted and knowledgable professional who works personally on every M&J project, from the initial vision to the final touches. We invite you to reach out to us with questions or ideas, and to speak with Mike directly about transforming your home.

Our Services

Design to Build

Custom Built Homes

Residential & Agricultural Buildings


Replacement Windows & Doors

Metal Roofing & Cladding Products

Renovations & Additions





News & Updates

A few ideas to help with your next reno

I’ve learned a lot working as a contractor, and some of those lessons can help homeowners too. Read on to find out and to see what can help simplify your home remodel. • Don’t hesitant with decisions • Plan ahead • Buy your own materials, and save on costs • Don’t ignore what the house needs.

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Why You Should Renovate Your Home This Year

Let’s be honest. It seems like Home Renovation in Ontario is getting into a frenzy! This may be because renovation at its core is a part of human nature. We love to modernize, revamp and improve ourselves and our surroundings . This is why we are so much different than our ancestors. Well, not in  a […]

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Welcome to M and J Carpentry – your trusted local builder since 1989. We are currently preforming some “renovations” on our website. Please check back soon.

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Have a question or a project you would like to discuss? You can call, or email and we will glad to assist you with any questions you may have.

M & J Carpentry Inc.

Belleville, Ontario K8N 4H5