What Dudleys Aluminium does

Dudley's Aluminium is a Cardiff-headquartered specialist subcontractor founded in 1993 that designs, fabricates, and installs aluminium curtain walling, windows, doors, and façades for the building envelope. The company operates from a single manufacturing facility at Lamby Industrial Park, Cardiff (CF3 2EX), and serves education, healthcare, commercial, retail, residential, and defence sectors throughout the UK and Channel Islands. Its product portfolio is built around four aluminium system brands — Kawneer (including AA110 SSG, AA1202 blast-enhanced, AA720 HI windows), Metal Technology, Aluprof, and fire-rated aluminium systems — supplemented by specialist offerings such as automatic revolving and sliding doors, fire-rated screens, louvres, feature panels, and blast-enhanced glazing. Production uses aluminium with a minimum 80% recycled content.

The business model is project-based B2B contracting: revenue is generated through direct subcontracts with main contractors on construction projects, with publicly disclosed contract values ranging from £1.5M to £7.6M per project and the flagship Cardiff Central Square regeneration programme exceeding £20M in total contract value across five buildings over a decade. Pricing is quote-based and negotiated, not publicly disclosed. The go-to-market is enterprise field sales via tendering and long-standing relationships with Tier-1 UK main contractors including Willmott Dixon, Bouygues UK, Kier, ISG, Sir Robert McAlpine, McLaren Construction, Tilbury Douglas, and BAM, plus developer Rightacres.

Operational positioning rests on full in-house design, fabrication, and installation capability (reducing coordination risk for main contractors), a broad accreditation stack (ISO 9001, ISO 14001, ISO 45001, ISO 27001, CHAS, Constructionline, BM Trada/PAS24:2016, BS 4873, Cyber Essentials, FIRAS, FORS), and a Net Zero 2050 commitment aligned with Welsh Government decarbonisation standards. Headcount grew from 54 in 2024 to 63 in 2025 across design, estimating, and installation, with leadership continuity preserved via planned internal succession (Ben Leonard promoted to Production Manager in March 2026 following the retirement of long-serving Nigel Finn).

Name

Dudleys Aluminium

Legal name

Dudley's Aluminium Limited

Website

https://dudleys.uk.com

Company type

Private

Founded year

1993

Operating status

Operating

Headcount range

101–250 employees

Short description

Cardiff-headquartered aluminium fabricator founded in 1993 that designs, manufactures, and installs curtain walling, windows, doors, and façades for UK and Channel Islands construction projects via subcontracts with Tier-1 main contractors across education, healthcare, commercial, and public sectors.

Ownership category

akta.pro rank

Product category

Aluminium Glazing Fabrication

NAICS

Glass and Glazing Contractors (23815)

SIC

Metal Doors, Sash, Frames, Moldings & Trim (3442), Sheet Metal Work (3444)

akta.pro primary industry

Aluminum Fabrication & Finishing (Machining, Anodizing, Coating) (IMAKACAI)

akta.pro secondary industry

Aluminum Value-Added Components (Automotive, Aerospace, Packaging, Building Systems) (IMAKACAM)

Keywords

• Aluminium fabrication services
• Curtain walling installation
• Commercial glazing systems
• Building envelope solutions
• Facade installation services

Headquarters

HQ city

Cardiff

HQ country

United Kingdom

HQ region

Europe

Offices1 record

Markets served

GTM type

B2B

Offering type

Hardware or Manufacturing

Cost components

Personnel, Supply Chain, Operations, Infrastructure, Marketing or Sales

Revenue model

1. Fabrication and Installation Contracts: Revenue is generated through direct contracts with main contractors for the design, fabrication, and installation of aluminium curtain walling, windows, doors, and façades on construction projects. Contracts are project-based with values ranging from £1.5M to £7.6M per project. The company negotiates fair and compliant contract conditions with main contractors, including sub-contract orders and payments to the supply chain.

Pricing tiers

Go-to-market motion1 record

Distribution channels1 record

Marketing channels7 records

Core offering

Dudley's Aluminium is an aluminium fabricator providing a complete in-house design, manufacture, and installation service for curtain walling, windows, doors, and façades within the building envelope. The company installs aluminium systems from leading suppliers (Kawneer, Metal Technology, Aluprof, and fire-rated systems) and delivers specialist products including blast-enhanced curtain walling, fire-rated glazing, and automatic door systems. It operates as a specialist subcontractor to main contractors on large-scale construction projects across the UK and Channel Islands, with contract values typically ranging from £1.5M to £7.6M per project.

Product overview

Dudley's Aluminium is a Cardiff-based aluminium fabricator providing a one-stop-shop for aluminium requirements, offering a complete design, manufacture and installation service for curtain walling, windows, doors and facades within the building envelope. The company operates four main aluminium system brands: Kawneer (including AA110 SSG, AA1202 blast enhanced, AA720 hi windows), Metal Technology, Aluprof, and Fire-Rated systems. Services span from initial project concept through to completion, including project analysis, structural assessments, design proposals, sample provision, and extended warranties. The company serves education, health, commercial, retail, residential, and defence sectors throughout the UK and Channel Islands since 1993.

Differentiator

Problem solved

Functional benefit

Products and services

• Design, Manufacture and Installation Services
• Curtain Walling Systems
• Aluminium Window and Door Systems
• Façade Systems
• Fire-Rated Aluminium Glazing Systems

Quantifiable outcome

• Over 32,500 square metres of glazing and 1,000+ windows installed across Cardiff Central Square regeneration alone, with total contract values exceeding £20 million
• +2 more outcomes

Named customers12 records

Segments6 records

Ideal customer profiles2 records

Technology focussed No

API detail

Has API

No

API docs

API detail

Core technology

AI maturity

App detail

Feature4 records

Partnerships

14 partnerships are on record, tiered core, flagship and minor.

• Bouygues UKcoreImplementation/ SI/ Consulting PartnerLong-standing strategic partner on multiple major projects including Pentre Awel (zone one, Llanelli, 4,000m2), Barry Waterfront Campus, and Advanced Technology Centre for Cardiff and Vale College. Bouygues UK serves as main contractor while Dudley's Aluminium provides specialist aluminium curtain walling, windows, and doors installation. Both current campuses are designed to meet Net Zero Carbon requirements.
• McLaren ConstructioncoreImplementation/ SI/ Consulting PartnerNewly established partnership (as of April 2026) for the delivery of a landmark 16,500-capacity indoor arena and 182-room hotel in Cardiff Bay. Dudley's Aluminium is installing Kawneer enhanced capped curtain wall systems on the arena and Kawneer capped curtain walling with HI window systems on the hotel. This is described as a significant project for the city of Cardiff.
• KawneercoreTechnology or IntegrationPrimary aluminium glazing systems supplier providing curtain walling (AA110, AA1202), windows (AA720), and door systems used across the majority of Dudley's projects. Used for standard, structural silicone glazed, and blast-enhanced curtain walling installations. Key supplier for landmark projects including BBC Cymru Wales, Cardiff Interchange, and HMRC headquarters.
• Metal TechnologycoreTechnology or IntegrationAluminium systems supplier offering curtain walling, windows, and doors for Dudley's projects. Used on education projects including North Whiteley Secondary School and King's Academy Bay House School (both with Kier), and Luminous Oak SEN School. The company's website lists Metal Technology alongside Kawneer as one of its primary system offerings.
• AluprofcoreTechnology or IntegrationAluminium systems supplier referenced as one of the four key systems offered by Dudley's Aluminium alongside Kawneer, Metal Technology, and Fire-Rated systems.
• Willmott DixoncoreImplementation/ SI/ Consulting PartnerRepeat client and main contractor on multiple projects including ADANAC healthcare (Plymouth), Glyncoch Primary School (Rhondda Cynon Taf), and Airfield Primary Academy (Weston-super-Mare). Dudley's Aluminium has worked with Willmott Dixon across education and healthcare sectors.
• KiercoreImplementation/ SI/ Consulting PartnerMajor UK construction group serving as main contractor on multiple Dudley's Aluminium projects including North Whiteley Secondary School and King's Academy Bay House School in Hampshire, and Nevill Hall Hospital in Abergavenny. Dudley's Aluminium installs Metal Technology curtain walling, windows, and doors on Kier projects.
• ISGcoreImplementation/ SI/ Consulting PartnerMain contractor on Two Central Square, Cardiff (£4.164M value) and Cardiff Interchange (£7.625M value). Dudley's Aluminium installed comprehensive curtain walling and door systems across both major commercial developments.
• Sir Robert McAlpinecoreImplementation/ SI/ Consulting PartnerMain contractor on Six & Seven Central Square, Cardiff (£4M), now the HMRC Wales headquarters. Dudley's Aluminium installed Kawneer curtain walling façade, fire-rated screens, revolving and automatic swing doors on this multi-storey flagship project.
• Tilbury DouglascoreImplementation/ SI/ Consulting PartnerMain contractor on Luminous Oak SEN School in Eastleigh and Crownbridge School in Cwmbran. Dudley's Aluminium installs Metal Technology curtain walling, windows, and doors on education projects delivered with Tilbury Douglas.
• BAM (BAM Nuttall / BAM Construct)coreImplementation/ SI/ Consulting PartnerMain contractor on North Brent School in London (1,521m2 education project). Dudley's Aluminium provides aluminium glazing installation as specialist subcontractor.
• Rightacres (Developer)flagshipImplementation/ SI/ Consulting PartnerDeveloper of Cardiff Central Square regeneration, the flagship decade-long project involving One, Two, Three Central Square (BBC Cymru Wales), Cardiff Interchange, and Six & Seven Central Square (HMRC). Total contract values exceeded £20 million with 32,500 square metres of glazing and 1,000+ windows installed across this programme of work.
• Foster + Partners, Holder Mathias, Gensler (Architectural Practices)coreStrategic or Co-development PartnerDudley's Aluminium worked alongside leading architectural practices including Foster + Partners (masterplan design for Cardiff Central Square), Holder Mathias, and Gensler on various projects in the Central Square regeneration. Technical collaboration with architects is described as a key feature of Dudley's approach from project concept through to completion.
• Manufacturing WalesminorStrategic or Co-development PartnerIndustry membership organisation bringing together the best practices, ideas, and innovations of the Welsh manufacturing community. Dudley's Aluminium's membership allows sharing of expertise and collaboration with other industry leaders to add further value to services.

Scale indicators5 records

Recent moves6 records

Expansion highlights5 records

Direct peers

• WEC Group: UK fabrication group with aluminium and steel fabrication capabilities serving construction, architecture and engineering markets. Comparable to Dudley's as a multi-metal fabricator supplying structural and architectural components into UK construction.
• IQ Glass: UK specialist in architectural glazing, glass floors, balustrades and minimal-frame sliding doors for high-end residential and commercial projects. Adjacent peer to Dudley's at the premium end of UK architectural glazing subcontracting.
• Reynaers UK: UK arm of Reynaers Aluminium, supplying and fabricating aluminium curtain walling, windows and doors for residential, commercial and public-sector projects. Comparable to Dudley's as an aluminium glazing specialist serving UK main contractors on education, commercial and public-sector builds.
• Aluk: UK aluminium systems company supplying curtain walling, windows and doors fabricated by approved installers on commercial, education and residential schemes. Directly comparable to Dudley's aluminium glazing subcontractor model targeting UK main contractors.
• Schueco UK: UK operations of Schueco, one of Europe's largest aluminium system suppliers offering curtain walling, windows and doors fabricated and installed by approved partners. Overlaps directly with Dudley's Kawneer/Metal Technology/Aluprof-led portfolio across commercial and public-sector projects.
• Senior Architectural Systems: UK-based designer, manufacturer and fabricator of aluminium glazing systems (curtain walling, windows, doors) for commercial, education and healthcare construction. Highly comparable to Dudley's as a UK specialist subcontractor offering full in-house design–fabricate–install services across multiple system brands.
• Technal: Aluminium system brand (Hydro group) supplying curtain walling, windows and doors specified on UK commercial and public-sector builds. Comparable to Dudley's role as a fabricator/installer of premium aluminium glazing systems.

Broad incumbents

• Metal Technology: Northern Ireland-based aluminium systems supplier used by Dudley's on education projects (North Whiteley Secondary School, Luminous Oak SEN School). A peer at the system/specifier layer, even though Dudley's competes as an installer against other Metal Technology fabricators.
• Kawneer: Dudley's primary aluminium system supplier (AA110, AA1202 blast-enhanced, AA720) and a global incumbent that also supports direct customer relationships with main contractors. Relevant because Kawneer sets system pricing, certifications and tender eligibility for Dudley's core product set.

Emerging players

• Pro Aluminium: Smaller UK aluminium fabrication and installation company serving commercial and residential construction. A comparable specialist subcontractor in the same niche as Dudley's, though typically working on smaller-scale packages.

Market position

Strengths5 records

Weaknesses5 records

Competitive moat5 records

Key risks6 records

Key highlights7 records

Customer concentration

• Xx.com/DudleysAlumin

Compliance8 records

Revenue estimate

Valuation estimate

Number of profiles

Profiles13 records

Funding overview

Funding rounds

Investors

Funding detail is available on the Subscription and Enterprise plan.Contact sales →

M&A

Investments

M&A and investment is available on the Subscription and Enterprise plan.Contact sales →

Frequently asked questions about Dudleys Aluminium