Decks, fences, patios, retaining walls, gazebos, and concrete — we handle everything outside your four walls. No subs farming out your job. Our crew shows up and gets it done.






Custom decks, gazebos, pergolas, and outdoor structures built to handle Canadian winters and look great doing it.
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Interlocking stone, paver patios, walkways, and fire pit areas that add usable square footage to your yard.
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Engineered retaining walls that solve erosion, grading, and drainage problems while looking like they belong there.
View service →Three things that separate a crew that actually builds things from one that just talks about it.
We don't broker your project to whoever's cheapest. The same people who give you the quote are the ones doing the work. Every time.
We write it down before work starts. We stick to it. If something unexpected changes the scope, we tell you before we act — not after.
London winters are real. Every structure, fence, and wall we build accounts for freeze-thaw cycles, drainage, and the long haul — not just what looks good for photos.
Every photo is a real job completed for a real London homeowner — no staged shots, no stock images.
Tell us what you need. We come to your property — free, no commitment.
Walk the space. Ask questions. Give you a real written quote within 48 hours.
Our crew shows up on the agreed date. We work clean and communicate throughout.
We don't pack up until you've walked the finished job and you're satisfied. That's the standard.
Leeonitis has operated on reputation since 2017. These are the kinds of projects that built it.
Our backyard went from a muddy mess to something we actually want to spend time in. The retaining wall alone was a massive project and they handled it like it was nothing. Solid crew.
They gave us a number and stuck to it. Did exactly what they said, when they said it. The interlocking stone patio is the best thing we've added to this house in 15 years of owning it.
Got the fence, deck, and concrete pad all done at the same time. They coordinated everything themselves — I didn't have to manage a thing. Fast, clean, and exactly what we wanted.
Come out, look at the job, give you a straight number within 48 hours. That's the whole process. Call or fill out the form.
Mon–Fri 7am–6pm · Sat 8am–3pm · London, ON & surrounding area