Built to spec
Fabricated from your measurements, drawings, and site conditions — not a stock part forced to fit.
Drainage Repair are custom metal drainage components fabricated to move water and carry traffic loads at the required opening.
Send your specs, drawings, or photos and we’ll get you a quote.
Send your specs, drawings, or photos and we'll get you a quote.
Rated 5.0 on Google for custom metal fabrication across Toronto and the GTA — grates, gates, bollards, and structural metalwork built to spec, delivered on time, and backed by our workmanship warranty.
Fabricated from your measurements, drawings, and site conditions — not a stock part forced to fit.
Heavy-duty steel and finishes chosen for the load, traffic, and environment on site.
Send specs, drawings, or photos and get a clear, buildable quote with no guesswork.
Installation and site work completed in accordance with Ontario requirements.
Drainage Repair are custom metal drainage components fabricated to move water and carry traffic loads at the required opening. The Grate Guys performs drainage repair across Thornhill — measured and scoped on site, then completed and installed to the conditions of each property.
Thornhill drainage repair work centres on surface drainage, trench drains, and catch basins. Blocked or failing drainage, corrosion, and non-standard openings are the recurring drivers; each Thornhill job is sized to its own situation, not a one-size approach.
What drives drainage repair in Thornhill (York Region (Markham / Vaughan)) is Commercial office and retail, healthcare, tech and professional services, light industrial and condo/mixed-use development. Activity clusters in Yonge Street corridor, Centre Street, Doncaster and Steeles employment lands, Allen Road/Highway 7 commercial strips. Much of the demand tracks Thornhill's industrial corridors near operations like Mackenzie Health-area medical buildings, retail plazas, condominium developers, office towers, automotive dealerships and light manufacturers straddling the Markham-Vaughan line — heavy commercial and institutional sites, no two with the same spec.
Thornhill buildings vary widely — Commercial office and retail, healthcare, tech and professional services, light industrial and condo/mixed-use development — and the right drainage repair approach changes with each. The Grate Guys reads the property before it scopes the job.
What that means on the ground: Straddling the Markham-Vaughan boundary along Yonge Street, Thornhill is a dense commercial-and-condo corridor where mixed-use towers, medical buildings and parkades drive demand for architectural railings, glass-infill guards, balcony steel and trench drainage grates meeting Ontario Building Code condominium specs. That local picture shapes how The Grate Guys assesses, equips, and prices each Thornhill job.
In Thornhill, the work has to account for Dense urban/mixed-use built form drives architectural railings, glass-and-steel guards, parkade drainage grates and balcony fabrication to OBC and condo specs rather than heavy industrial steel. The Grate Guys sets the gauge, material, and finish for those exact conditions on every Thornhill job, working to the measured opening rather than a regional default.
Expect about 5-10 business days on a Thornhill drainage repair job: The Grate Guys quotes quickly, books the crew, and completes it on site.
The Grate Guys scopes each Thornhill job on site, completes the drainage repair to the load and conditions, and verifies the finished work — a controlled process from first look to clean-up.
Representative Thornhill work: drainage repair for surface drainage, trench drains, and catch basins, often near Yonge Street corridor — handled end to end and fully documented. The Grate Guys also serves nearby the surrounding area, so projects spanning the surrounding area stay with one team.
Property owners and managers across Thornhill choose The Grate Guys for drainage repair because the work is licensed, insured, and fully WSIB-covered, 5-star-rated on Google, backed by 5-10 business days. Knowing Thornhill — Yonge Street corridor, Centre Street, Doncaster and Steeles employment lands, Allen Road/Highway 7 commercial strips — means each job is handled by a team that reads the local conditions, not a distant call centre.
From Yonge Street corridor, Centre Street, Doncaster and Steeles employment lands, Allen Road/Highway 7 commercial strips to the rest of Thornhill, The Grate Guys brings the same drainage repair response to every Thornhill neighbourhood.
Clean fabrication and a tidy install — coordinated with concrete, drainage, doors, and surrounding work, and completed to code where site work is in scope.
Drainage Repair are custom metal drainage components fabricated to move water and carry traffic loads at the required opening. In Thornhill, it's scoped and completed on site to the conditions, not a stock package.
Yes — we respond across Thornhill and the surrounding area. Response time is 5-10 business days.
Across Thornhill — the work concentrates around Yonge Street corridor, Centre Street, Doncaster and Steeles employment lands, Allen Road/Highway 7 commercial strips, each job scoped to its own conditions.
Mostly Commercial office and retail, healthcare, tech and professional services, light industrial and condo/mixed-use development — The Grate Guys serves commercial, industrial, and institutional sites across Thornhill.
In Thornhill, the work accounts for Dense urban/mixed-use built form drives architectural railings, glass-and-steel guards, parkade drainage grates and balcony fabrication to OBC and condo specs rather than heavy industrial steel, so the gauge, material, and finish is matched to the site.
Pedestrian to vehicular traffic. For Thornhill, every job is sized to the actual conditions.
The Grate Guys responds to Thornhill with 5-10 business days, covering Yonge Street corridor, Centre Street, Doncaster and Steeles employment lands, Allen Road/Highway 7 commercial strips and the surrounding area.
All of Thornhill — Yonge Street corridor, Centre Street, Doncaster and Steeles employment lands, Allen Road/Highway 7 commercial strips and the surrounding neighbourhoods — plus nearby the surrounding area.
Yes — The Grate Guys serves Commercial office and retail, healthcare, tech and professional services, light industrial and condo/mixed-use development across Thornhill, each scoped to its own building and use.
Cost depends on the size and complexity of the job, the materials, and the scope — The Grate Guys reviews the plans for each Thornhill project and provides a clear, documented quote.
Yes — The Grate Guys assesses Thornhill drainage repair on site and provides a documented scope before any work begins.
A 5-star Google rating, real knowledge of Thornhill — Yonge Street corridor, Centre Street, Doncaster and Steeles employment lands, Allen Road/Highway 7 commercial strips — 5-10 business days, work that is licensed, insured, and fully WSIB-covered, and full documentation on every job.
Yes. a 2-year warranty, and The Grate Guys is licensed, insured, and fully WSIB-covered on every Thornhill job.
Yes — The Grate Guys is 5-star-rated on Google, trusted by Thornhill property owners, managers, and contractors for documented, on-spec work.
The Grate Guys scopes it on site, supplies any steel or materials needed, completes the work to pedestrian to vehicular traffic, and installs and finishes it to grade — handled by one crew across Thornhill.
Yes — The Grate Guys performs drainage repair on site across Thornhill and the surrounding area, completed and installed to grade. We deliver and install; we don't just supply.
Supplied and installed across Thornhill. See all metal fabrication in Thornhill →


Custom grates, gates, bollards, and structural metalwork — fabricated and installed for contractors, property managers, and industrial sites.
Send photos, drawings, measurements, or a description. The Grate Guys can quote drainage repair for Thornhill — fabricated to spec, licensed, insured, and WSIB-covered.
Backed by our workmanship warranty — we stand behind every job · Licensed, Insured & WSIB-Registered
We’ll review your details and follow up.
The Grate Guys provides drainage repair — delivered and installed with quote-ready support across Toronto and surrounding Ontario communities.
Companies We've Worked With
The Grate Guys has fabricated grates, gates, bollards, and structural metalwork for recognized brands, institutions, and property groups across Ontario.