
Design First · Build Right
Every Job Starts on Screen,Not on Site
Using Tekla Structures our design team build a complete 3D model of the building — the full portal frame, purlins, bracing and every connection — so you, the client, and our engineer could see exactly what would be built before committing to fabrication.
Whether we are designing a bespoke steel building direct to a homeowner, an agricultural building for one of our farmers or a complete cladding solution for a commercial client, our design team will offer the best options for your building performance and energy efficiency.
Division 02
Bespoke Steel Buildings
Design • Engineering • Fabrication • Installation
Start Your Building ProjectStart your project
Let’s Talk Steel.
Call us today or visit our contact page to tell us about your project.
Recent Projects
Quality Projects. Built to Last.





About UDM
Engineering Excellence
At UDM we deliver complete steel building solutions from initial design through to final handover. We work with developers, commercial clients, industrial businesses and principal contractors across the UK.
Whether it's a bespoke steel building, a refurbishment or a complete cladding replacement, our experienced team manages every stage with professionalism and attention to detail.
- 100+
- Projects Completed
- 50+
- Years Experience
- 100%
- Safety Commitment
- UK
- Nationwide
Why UDM
Built on Experience
Experienced Team
Over 50 years combined experience delivering steel building solutions.
End to End Service
We take control from design to handover under one contract.
Quality Assured
Built to BS EN standards with strict quality control.
Nationwide Coverage
Proudly delivering projects across the UK.
Industries We Serve
- Commercial
- Residential
- Industrial
- Agricultural
- Education
- Retail
- Healthcare
- Warehousing
What we do
Two Divisions. One Company.
Division 01
Industrial Cladding Solutions
For new and existing buildings
Industrial Cladding Solutions for New & Existing Buildings
From new-build installation to complete overcladding and replacement, we provide practical, durable cladding solutions designed around the building, its use and its future requirements.
Discuss Your Cladding Project- New-build industrial cladding
- Existing building overcladding
- Cladding replacement
- Roof and wall cladding
- Ashgrid systems
- Insulated composite panels
- Industrial roofing
- Cladding repairs and maintenance
- Thermal and weatherproofing upgrades
- Strip-and-reclad projects
- Surveys and condition assessments
Division 02
Bespoke Steel Buildings
Design • Engineering • Fabrication • Installation
Bespoke Steel Buildings, Designed & Built Around You
From initial concept and structural design through fabrication, erection and completion, we deliver bespoke steel buildings engineered for their purpose and built to last.
Start Your Building Project- Bespoke steel building design
- Structural engineering
- Planning support
- Steel frame design
- Structural steel fabrication
- Portal frame buildings
- Industrial units
- Warehouses
- Workshops
- Agricultural buildings
- Commercial buildings
- Steel erection
- Full project management
How We Work
From Concept to Completion
A clear, accountable process that keeps your project on track from the first conversation to final handover.
Initial Consultation
Understand your requirements, drawings and programme.
Design & Specification
Develop the appropriate structural, roofing and cladding solution.
Procurement & Fabrication
Coordinate materials, fabrication and logistics.
Installation
Professional site installation and project management.
Completion
Inspection, finishing works and handover.
Specialist services
What Do You Need Priced?
Whether you manage a leaking distribution centre, are developing a new unit, run a contract that needs a reliable cladding package, or farm land that needs a building — start here.
Cladding division
Industrial Cladding
Industrial roof and wall cladding contractors for warehouses, factories and commercial units. Surveys, composite panels, repairs and full installation across the UK.
Read moreCladding division
Overcladding
Overclad a leaking or tired industrial roof without stripping it. Ashgrid overclad systems, recladding and strip-and-reclad for live warehouses and factories.
Read moreSteel division
Steel Buildings
Bespoke steel buildings designed, engineered, fabricated and installed by one team. Portal frame warehouses, industrial units, workshops and commercial buildings UK-wide.
Read moreSteel division
Agricultural Buildings
Farm buildings designed, fabricated and installed direct for farmers. Grain stores, livestock housing, machinery sheds and general purpose agricultural steel buildings.
Read moreBoth divisions
Refurbishment
Industrial refurbishment for tired or leaking buildings: roof repairs, recladding, gutter lining, rooflights, doors and dilapidation works for landlords and occupiers.
Read moreCoverage
Industrial Construction Across the UK
Based in London, delivering industrial cladding and bespoke steel buildings throughout the South East and beyond.
Core counties in bright orange · Wider East and South East coverage shaded orange
Client Reviews
What Our Clients Say
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Health & Safety
Safety Is at the Heart of Every Project.
Everyone. Everywhere. Every day. Our teams are fully trained, accredited and supported by robust site procedures.
- RAMS Provided
- CSCS Operatives
- CPCS Plant Operators
- IPAF Trained
- PASMA Trained
- Fully Insured

