Warehouse Steel Buildings
Steelgram designs, fabricates and installs the structural steel frame for warehouse construction, nationwide from a single Sheffield base, at 5 to 100 tonnes per project.
We run design, fabrication and erection with one team, so the frame is never split between a steel supplier and a separate installer who blame each other when a date slips.
We hold Constructionline Gold, CHAS Premium Plus and Acclaim, and have supplied repeat steel packages to main contractors including Kier Construction for over a decade.
Contact us for a quote today.


STEEL WAREHOUSE QUOTE
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How the Warehouse Steel Package Is Delivered
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Site visit and survey, before any price.
We come to your site and inspect it before committing a price: the column grid, the foundation interface, the access for steel lorries and lifting equipment, and any existing structure the frame ties into. The visit is free and carries no obligation, so your quote is based on what is actually there on site, not a drawing that has moved on.
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Frame design and Tekla detailing.
We engineer your frame to the load case, the eaves and the use it has to carry, then detail it in Tekla Structures and AutoCAD. Before we release steel to the workshop, your coordinator can check the connection drawings, GA plans and issue schedules against the wider build.
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In-house fabrication in Sheffield.
We cut, drill, weld and mark every section in our own Sheffield workshop, under CE Execution Class 2. Because the workshop and the install team work from one floor, the people fabricating your steel can be asked a question by the people who will erect it, the same week, with no procurement contract in between.
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Delivery and erection, sequenced to your programme.
The same team that fabricated the steel drives it to site and erects it, nationwide from Sheffield. We schedule the steel to the slot your build depends on, and on a live site we crane the steel in around your operating hours, phased or out-of-hours where the floor cannot stop. We hand the steel over signed off for the following trades to build on.
Related Steelgram services: our steel portal frame buildings range, which this warehouse work sits under, plus warehouse mezzanine floors for extra pickable area inside the building and steel access platforms and walkways for plant and maintenance access. If you want the engineering background first, our guide to what a portal frame building is explains the method behind the frame.
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On a warehouse, the steel frame has to go up before the rest of the build can start: the groundworks finish, the steel goes up, then the cladding, roof and services follow once the frame is signed off. We handle that frame from end to end. We design it to your load case, fabricate it in our own Sheffield workshop, and erect it on site, so the part of the build everything else waits on has one team and one phone number behind it.
One team handles design, fabrication and erection, so nothing gets dropped between them
We keep all three stages in-house. The estimator who prices the job, the drawing office that draws it, the workshop that cuts and welds it, and the team that erects it on site all work for one company. When those stages are split between separate firms, the steel is where they meet, and the gaps between them are where jobs lose time. With one team handling all three, there are no gaps to lose time in.
Main contractors come back on the jobs where the programme is already tight
Kier Construction has returned to us for over a decade, 3BM Group for a number of years. Both are named main contractors with named people behind the testimonials, not anonymous five-star quotes. Repeat work on technically and logistically challenging packages shows the single-team model holds when a warehouse programme is squeezed, which is exactly when the steel frame tends to slip.
We give you an accurate price, because we quote after a real site visit
We start every job with a free, no-obligation site visit before we quote. The estimator checks the column grid, the access for steel lorries and lifting equipment, where the steel meets the foundations, and anything the drawings have not caught up with yet. A quote from drawings alone saves us half a day now, but it usually costs you more later, when something on site the drawings missed becomes an extra charge. We would rather find that before we price the job than in its last week.
You know exactly what is ours: the steel frame, the secondary steel, and a mezzanine where needed
We self-deliver the structural steel frame and the secondary steelwork, and a bespoke structural mezzanine inside the building where the project needs one. Groundworks, the concrete floor, cladding and the building services sit with other trades, and we say so plainly rather than implying a turnkey scope we do not carry. We are open about the size of project we take on too: 5 to 100 tonnes. Below that is light, off-the-shelf work, and above it the very large steelwork contractors take over. You know where our scope ends from the start, instead of getting a yes to everything.
The pre-qualification pack ready the day procurement asks for it
We hold Constructionline Gold, the higher tier above baseline Constructionline, which assesses environmental and quality management, equal opportunities, modern slavery compliance and anti-bribery policy. CHAS Premium Plus adds Financial and Business Standing to the Health and Safety scope, and Acclaim aligns with SSIP official guidance. We publish Public Liability £10M, Employer’s Liability £10M and Professional Indemnity £2M on the website, so procurement can tick the PQQ box before the drawings arrive. Every component leaves UKCA-marked under CE Execution Class 2 (BS EN 1090), the execution class that covers most commercial and industrial structural steelwork.
Drawings your design team can use straight away
We detail the frame in Tekla Structures, the steel-detailing software tier-1 contractors use, alongside AutoCAD. The connection drawings, general arrangement plans and steel schedules go straight into your model, so your team is not redrawing our steel to fit theirs. For a main contractor coordinating the steel against the groundworks below and the cladding around it, that is one less join to manage.
Main contractors do not re-hire a fabricator that lets a programme slip.
“For over a decade now Steelgram are my go-to contractor for all things metal from frames and secondary steel to finished architectural items. Always delivering a friendly professional service with nothing too much trouble. Steelgram have repeatedly delivered their packages to a high standard and are always there to help when the pressure is on, usually on some very technically and logistically challenging projects. Easy to work with, good value, good quality and always there to help.”
David Johnson, Senior Project Manager, Kier Construction
Past clients include
- TNT. Logistics and transport operator, the distribution scale we build for.
- Wren Kitchens. National retail manufacturer, warehouse and showroom-scale steelwork.
- Sheffield Children’s Hospital NHS. Steelwork delivered into a live clinical environment that could not shut, on our home ground in Sheffield.
Our directors bring 50 years of combined fabrication-floor experience close to day-to-day delivery, so the call gets made when programme pressure peaks. We have fabricated from our Sheffield base at 1 Parkway Ave, Sheffield S9 4WA, since 2008. There is no project-manager layer between the people who signed the insurance schedule and the steelwork on your floor.
- Constructionline Gold. Higher tier above baseline Constructionline; assesses environmental and quality management, equal opportunities, modern slavery compliance and anti-bribery policy.
- CHAS Premium Plus. Higher tier above baseline CHAS; adds Financial and Business Standing and Environmental and Quality Management to the Health and Safety scope.
- Acclaim Accreditation. Independent Health and Safety assessment aligned with SSIP (Safety Schemes in Procurement) official guidance.
- UKCA marking under CE Execution Class 2 (BS EN 1090). The execution class that covers most commercial and industrial structural steelwork.
We design, fabricate and install the structural steel frame and the secondary steelwork, plus a structural mezzanine where the project needs one. Groundworks, the concrete floor, cladding and the building services are delivered by other trades. On most warehouse projects we are the structural steel package inside a main contractor’s wider build, not the principal contractor for the whole building.
How long the steelwork takes depends on the design sign-off, steel availability and the fabrication run, so the honest answer comes after the site visit rather than from a standard price range. What protects your slot is the site-visit-first approach and in-house fabrication: we catch the conditions before we price, and the workshop is not waiting on a third-party supplier. We fit the steelwork into the slot your build depends on.
We work in a published band of 5 to 100 tonnes per project. Below 5 tonnes is light, off-the-shelf work, and above 100 tonnes the very large steelwork contractors take over. Most commercial and industrial warehouse frames sit inside that band.
Yes. The site visit is where the live-environment constraints are caught: access, sequencing and the hours the floor cannot stop. We have delivered steelwork into environments that could not shut, including Sheffield Children’s Hospital NHS, and we crane the steel in around your operation, phased or out-of-hours where picking has to keep moving.
We hold Constructionline Gold, CHAS Premium Plus and Acclaim, and mark steelwork UKCA under CE Execution Class 2 (BS EN 1090). We publish Public Liability £10M, Employer’s Liability £10M and Professional Indemnity £2M for procurement, and keep the accreditation and insurance pack ready to lift straight into a PQQ submission.






