- Engineered to Ontario Building Code standards and local wind load zones
- Canadian steel, precision-fabricated for lasting performance
- Fully customizable garages, warehouses, and farm buildings
- Quick delivery throughout London, St. Thomas, and Middlesex County
- CSA‑certified steel
- 25+ years
- Canada‑wide delivery
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London’s weather brings humid summers, heavy snow in winter, and temperature swings that challenge traditional wood construction. Steel buildings provide unmatched resistance to rot, pests, and moisture, while offering greater energy efficiency and lower lifetime costs.
- Fully engineered to meet Ontario Building Code
- Designed for London snow and wind loads
- Permit-ready drawings for quick approvals
- Clear span interiors for flexible use
- Insulated wall and roof systems for energy savings
- Minimal maintenance over the building’s lifespan
Tower Steel Buildings manages every stage of your project. From engineering and foundation design to on-site installation, we deliver complete end-to-end solutions for residential and commercial clients throughout London and Middlesex County.

Turnkey Steel Building Projects

Steel Building Foundation Design

Steel Building Foundation Installation

Steel Building Erector

Garages

Commercial Buildings

Workshops

Truck Garages

Warehouses

Aircraft Hangars

Farm Buildings

Custom Buildings
Every project is unique. Choose from options that improve energy performance, comfort, and curb appeal.
- Insulated roof and wall panels
- Mezzanine floors for offices or storage
- Custom overhead and sliding doors
- Skylights and windows for natural light
- Fire-rated wall assemblies for close-lot construction
- Decorative trims and color-coated panels
- Ridge vents and louvers for airflow
- Gutters and snow guards for proper water control
Pricing depends on size, insulation, and features, but most projects in London fall within these ranges:
|
Building Type |
Typical Size |
Price Range (CAD) |
|
Single Car Garage |
20×20 |
Low teens to upper teens |
|
Double Car Garage |
24×24 |
High teens to mid-twenties |
|
Workshop or Storage |
40×60 |
Mid 60s to low 90s |
|
Commercial Shop |
50×100 |
Low six figures and above |
Steel building costs in London usually range between 20 and 35 dollars per square foot. Homeowners tend to choose 24×24 or 30×40 garages, while commercial clients prefer 40×60 or larger buildings for workshops and warehouses.
|
Feature |
Steel Buildings |
Wood Buildings |
|
Build Time |
Quick to install with prefabricated parts |
Slower construction with more site work |
|
Durability |
Resistant to decay, moisture, and pests |
Vulnerable to rot, insects, and shifting |
|
Fire Safety |
Non-combustible framing and panels |
Combustible materials increase risk |
|
Maintenance |
Minimal over decades |
Requires repainting and repairs |
|
Flexibility |
Easy to expand or modify |
Structural limits restrict expansion |
|
Insulation |
High R-value options suited for Western Ontario |
Requires additional upgrades for similar comfort |
|
Long-Term Cost |
Lower lifecycle and operating costs |
Higher long-term upkeep |
Steel buildings maintain their structural integrity even during London’s damp winters and spring thaws, offering consistent performance with far less maintenance.
24×24 Garage – North London
30×50 Farm Storage – Middlesex Centre
40×60 Workshop – St. Thomas
50×100 Warehouse – London Industrial Park
- LPrefab Garages in London Ontario
- LSteel Workshops in London Ontario
- LSteel Warehouses in London Ontario
- Expertise with London Building Division and local permit processes
- Durable designs that perform through Ontario’s snow and freeze-thaw cycles
- Transparent pricing and detailed documentation for financing or approvals
- Energy-efficient and low-maintenance structures that reduce long-term costs
- Personalized service and reliable support throughout your project
Our Promise
We focus on quality, safety, and integrity in every building we design. Our goal is to deliver a structure that looks professional, performs efficiently, and adds lasting value to your property.
Industry & Company Insights
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Why Steel Building Permits Get Rejected in Saskatchewan
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Farm Building Permits in Saskatchewan
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How to Apply for a Steel Building Permit in Saskatchewan
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Documents Required for a Steel Building Permit in Saskatchewan
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Foundation Drawings for Steel Buildings in New Brunswick
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Development Permit vs Building Permit in New Brunswick
A development permit deals with whether the project is acceptable on the land. A building permit deals with whether the proposed construction can proceed under building-code review, approved drawings, and…
1. Do I need a building permit in London?
Yes. The City of London requires permits for most detached garages and workshops. We handle the engineering, site drawings, and zoning details so approvals move quickly.
2. What is the average cost per square foot in London?
Depending on size and specifications, costs generally range from 23 to 40 dollars per square foot. Projects on clay-based soil or near the Thames River may require thicker foundations or additional grading work.
3. How long will construction take?
Smaller buildings can be completed in two to three weeks, while larger structures may take up to eight weeks including site preparation.
4. Which insulation is ideal for London’s weather?
Closed-cell spray foam or insulated metal panels are most effective for controlling moisture and maintaining stable indoor temperatures through cold winters.
5. Do you work with local contractors?
Yes. We can recommend trusted erection teams and foundation specialists within the London area.
6. Are financing options available?
Yes. Local credit unions and banks often provide building loans. We can assist by supplying engineered cost estimates and scope documentation.
7. Do you include foundation designs?
Yes. All Tower Steel Building packages come with OBC-compliant foundation drawings stamped for London’s soil and frost depth conditions.


















