Built to spec
Fabricated from your measurements, drawings, and site conditions — not a stock part forced to fit.
Dunnage Steel is fabricated structural framing that elevates rooftop or floor-mounted mechanical equipment.
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.
Dunnage Steel is fabricated structural framing that elevates rooftop or floor-mounted mechanical equipment. For Oshawa work, The Grate Guys builds dunnage steel to order from field dimensions, not a catalogue.
Most Oshawa dunnage steel jobs involve rooftop units, chillers, and mechanical platforms. Across Oshawa, it solves elevated structural support for mechanical equipment above decks, and because no two sites are identical the scope is set per site, not a default.
In Oshawa (Durham Region), dunnage steel demand is driven mainly by automotive assembly and parts, advanced and electric-vehicle manufacturing, energy and nuclear supply chain, logistics and port operations, post-secondary research. The work concentrates around Oshawa Assembly campus, Oshawa Executive industrial lands, Stevenson Road / Farewell industrial area, Port of Oshawa / harbour lands. The area's anchors, including General Motors of Canada (Oshawa Assembly), GM truck plant suppliers, Ontario Tech University, Port of Oshawa, Durham auto-parts firms, shape the kind of work Oshawa needs: load-rated, code-documented, and built for hard use.
The mix in Oshawa — automotive assembly and parts, advanced and electric-vehicle manufacturing, energy and nuclear supply chain, logistics and port operations, post-secondary research — means each dunnage steel order starts from the specific structure, not a template, when The Grate Guys scopes it.
What that means on the ground: Oshawa remains Canada's GM town, with the Oshawa Assembly plant now building pickup trucks and supplying a deep automotive parts ecosystem, alongside the Port of Oshawa and Ontario Tech research, driving heavy demand for stamping-press and line-support steel, conveyor framing, machine guarding, mezzanines, and industrial trench grating. That local picture shapes how The Grate Guys assesses, equips, and prices each Oshawa order.
What shapes an Oshawa order is heavy truck-plant line-support and stamping-press steel, automotive OEM fabrication tolerances, Lake Ontario port and harbour corrosion, large-bay structural steel for assembly facilities. So The Grate Guys matches the gauge, material, and finish to the site, and an Oshawa order rarely needs the same approach as a standard property.
The Grate Guys keeps Oshawa dunnage steel moving — roughly 5-10 business days from quote to delivery, built to spec and delivers and installs it on site.
For Oshawa: we measure, detail, fabricate to the load and finish spec, and confirm the install — a controlled process from drawing to delivery.
Representative Oshawa work: dunnage steel for rooftop units, chillers, and mechanical platforms, often near Oshawa Assembly campus — 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.
The Grate Guys fabricates each Oshawa order to a measured spec: the right gauge, the right steel, and a finish matched to the environment, with documentation that holds up to inspection.
Property owners and managers across Oshawa choose The Grate Guys for dunnage steel because the work is licensed, insured, and fully WSIB-covered, 5-star-rated on Google, backed by 5-10 business days. Knowing Oshawa — Oshawa Assembly campus, Oshawa Executive industrial lands, Stevenson Road / Farewell industrial area, Port of Oshawa / harbour lands — means each order is handled by a team that reads the local conditions, not a distant call centre.
The Grate Guys covers all of Oshawa — including Oshawa Assembly campus, Oshawa Executive industrial lands, Stevenson Road / Farewell industrial area, Port of Oshawa / harbour lands. Wherever the dunnage steel is needed, the same 5-10 business days and documented work apply.
Clean fabrication and a tidy install — coordinated with concrete, drainage, doors, and surrounding work, and completed to code where site work is in scope.
The short version: Dunnage Steel is fabricated structural framing that elevates rooftop or floor-mounted mechanical equipment. For Oshawa projects, it's made to order for the actual opening, not a catalogue part.
Yes — we respond across Oshawa and the surrounding area. Response time is 5-10 business days.
Across Oshawa — the work concentrates around Oshawa Assembly campus, Oshawa Executive industrial lands, Stevenson Road / Farewell industrial area, Port of Oshawa / harbour lands, each job scoped to its own conditions.
Mostly automotive assembly and parts, advanced and electric-vehicle manufacturing, energy and nuclear supply chain, logistics and port operations, post-secondary research — The Grate Guys serves commercial, industrial, and institutional sites across Oshawa.
In Oshawa, the work accounts for heavy truck-plant line-support and stamping-press steel, automotive OEM fabrication tolerances, Lake Ontario port and harbour corrosion, large-bay structural steel for assembly facilities, so the gauge, material, and finish is matched to the site.
Mechanical equipment dead and operating loads — and in Oshawa, spec'd to the load and environment on site.
The Grate Guys responds to Oshawa with 5-10 business days, covering Oshawa Assembly campus, Oshawa Executive industrial lands, Stevenson Road / Farewell industrial area, Port of Oshawa / harbour lands and the surrounding area.
All of Oshawa — Oshawa Assembly campus, Oshawa Executive industrial lands, Stevenson Road / Farewell industrial area, Port of Oshawa / harbour lands and the surrounding neighbourhoods — plus nearby the surrounding area.
Yes — The Grate Guys serves automotive assembly and parts, advanced and electric-vehicle manufacturing, energy and nuclear supply chain, logistics and port operations, post-secondary research across Oshawa, each scoped to its own building and use.
Cost depends on the size and complexity of the order, the materials, and the scope — The Grate Guys reviews the plans for each Oshawa project and provides a clear, documented quote.
Yes — The Grate Guys assesses Oshawa dunnage steel on site and provides a documented scope before any work begins.
A 5-star Google rating, real knowledge of Oshawa — Oshawa Assembly campus, Oshawa Executive industrial lands, Stevenson Road / Farewell industrial area, Port of Oshawa / harbour lands — 5-10 business days, work that is licensed, insured, and fully WSIB-covered, and full documentation on every order.
Yes — The Grate Guys is licensed, insured, and fully WSIB-covered and stands behind Oshawa work with a 2-year warranty.
Yes — The Grate Guys is 5-star-rated on Google, trusted by Oshawa property owners, managers, and contractors for documented, on-spec work.
Structural steel, wide-flange, and tube, available raw, galvanized, or powder-coated — matched to the load and environment of each Oshawa site, not a fixed catalogue part.
Both — The Grate Guys fabricates the dunnage steel, delivers it across Oshawa and the surrounding area, and installs it on site so it fits the opening; work for sites further out can be shipped with install coordinated.
Supplied and installed across Oshawa. See all metal fabrication in Oshawa →
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 dunnage steel for Oshawa — 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 dunnage steel — 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.
