residential and commercial construction services
Home Renovations, Builds, & Commercial Projects — since 1987
From detailed home renovations to full-scale commercial projects, MD Construction is the trusted general contractor for homeowners and businesses alike. We combine decades of experience with honest pricing, expert coordination, and results that last.

Home Renovations
Bring your vision to life with full-service home renovation and upgrades that blend quality craftsmanship and functional design.

Additions & Extensions
Expand your home with seamless additions—sunrooms, garages, and full-room extensions—built to match your space and growing needs.

Exterior Upgrades
Boost curb appeal with expertly built decks, fences, siding, and more. We take care of every detail—no matter the season.

Maintenance/Repairs
Keep your home in top shape with reliable maintenance and repairs. From small fixes to larger projects, we deliver lasting results.

Commercial Construction
Refresh your business space with expert commercial renovations designed to enhance function, minimize disruption, and elevate your customer experience.
Your Local Contractor for Homes & Businesses
Let’s Build Something Great Together
From home renovations to commercial builds, MD Construction brings craftsmanship, clarity, and care to every job.
Built on Experience,
Backed by Integrity
Because great construction starts with the right people.
Our team is the foundation of every successful build. With decades of hands-on experience and a deep commitment to doing things the right way, we bring clarity, communication, and craftsmanship to every project — start to finish.


Tailored Construction,
Built Around You
At MD Construction, we know every project is unique—whether it’s a kitchen remodel, a home addition, or a commercial renovation. That’s why we start by listening. We take the time to understand your goals, timeline, and preferences before crafting a tailored plan that brings your vision to life—without surprises.
With over 35 years of experience, our team combines skilled craftsmanship with thoughtful planning to deliver results that are beautiful, functional, and built to last.
Recent Projects
What Our Clients Say
Proudly Serving St. Thomas, ON and Surrounding Areas
MD Construction is proud to call Port Stanley home—serving clients across St. Thomas, London, and the surrounding region. With local roots and a commitment to quality, we deliver dependable craftsmanship wherever your project takes us.
St. Thomas
Port stanley
aylmer
glencoe
Shedden
iona
dutton
rodney
west lorne
If you’re nearby but don’t see your town listed, reach out—we likely serve your area too.
Frequently Asked Questions
Still have questions? Get in touch.
We’re a full-service general contractor specializing in home renovations, additions & extensions, exterior improvements, commercial construction, and maintenance/repairs. From kitchen remodels and basement finishes to storefront upgrades, we deliver quality craftsmanship from start to finish.
Timelines vary based on project size and complexity. Small renovations may take 1–2 weeks, while larger builds or additions can span several months. We’ll walk you through a clear schedule before work begins.
Just schedule a consultation or give us a call. We’ll learn about your goals, take measurements if needed, and provide a detailed estimate outlining the scope and costs—no pressure.
Yes—we are fully licensed and insured. You can have peace of mind knowing your home or business is in the hands of certified professionals who meet all local building regulations.
Absolutely. We handle permits for you and offer design support to ensure your project aligns with your vision, local bylaws, and budget.
We stand behind our work. Most services include a workmanship warranty, and materials may be covered by manufacturer warranties too.
MD Journal
Learn what it’s like to work with a general contractor, including timelines, communication tips, and how to ensure your project stays on track and within budget.
Not sure whether to build a deck or patio? Compare costs, maintenance, lifestyle benefits, and resale value to choose the best backyard upgrade for your Ontario home.
Drafty windows and doors cost more than comfort. Learn how to spot issues, when repairs are enough, and when to repair or replace old windows and doors for long-term value.