Trusted Fire Door Installation & Commercial Joinery Specialists.
We help main contractors deliver certified fire door installations and commercial joinery packages, across the UK.
Over 40 Years Experience
2000+ Fire Doors Installed
UK-Wide Coverage
Complete Commercial Joinery Packages
Complete joinery installation packages for all your commercial needs. Offering supply & fix, or fix only services.
Joinery Packages
Complete joinery installation packages for all your commercial needs. Whether you need supply & fix or labour-only, we manage the full process from initial brief through to professional handover.
  • Supply & Fix
  • Fix Only
  • Project Management
  • Bespoke timber solutions
  • Interior & exterior fit-outs
Certified Fire Doors
Full fire door supply and installation service with fire door certification. Always ensuring we meet safety and compliance standards.
  • Certified supply & installation
  • Legal compliance guaranteed
  • End-to-end service
  • All sectors covered
Delivering Excellence Across Sectors
From healthcare and education to shopfitting and student accommodation, we consistently deliver projects on time and to specification.
Shopfitting
Complete betting shop fit-outs featuring custom joinery, modern counters and integrated digital displays. Over 25 BoyleSports stores completed to date.
Education & Accommodation
High-quality joinery packages for universities and student accommodation, including fire door installation and bespoke interior fit-outs.
Healthcare
Certified fire door installations and commercial joinery for NHS and private healthcare facilities, meeting the strictest safety and compliance standards.
Credentials Main Contractors Trust
Fully qualified, insured and independently accredited. The assurances main contractors need before awarding a package.
Constructionline Gold
Verified supplier, pre-qualified for main contractor frameworks.
SSIP Accredited
Health & safety standards independently audited and approved.
SMSTS Qualified
Every site manager holds a current Site Management Safety Training certificate.
CSCS Carded
All operatives carry valid Construction Skills Certification Scheme cards.
Fully insured · UK-wide coverage
From the Main Contractors We Work With
“Highly trained and professional teams delivering challenging programs on multiple sites. An integral part of my contractor base.”
Jason Findler, UK Construction Project Manager, BoyleSports UK — 3.5 years · 25+ projects
“Minimal variations and amenable management.”
Quantity Surveyor, Jack Lunn Limited
“Very approachable and responsive to site requirements.”
Senior Project Manager, Cardinal
Our Story
Over 40 Years of Experience
CJ Joinery began with two joiners working side by side on UK construction sites. Today we deliver trusted commercial joinery and certified fire door installations nationwide, combining hands-on craftsmanship with the personal attention many larger contractors overlook.
Built on Trust
Lasting partnerships with leading main contractors across the UK, built through consistent delivery and professional integrity.
Hands-On Craftsmanship
Traditional joinery skills combined with modern technical capability, delivering quality that stands the test of time.
Safety First
Every project is delivered with a critical focus on compliance, safety, and the highest UK regulatory standards.
Get In Touch
Contact Us
Phone: +44 7572 435920
Visit Our Website
Why Work With Us?
  • Over 40 years of commercial joinery expertise
  • Certified fire door specialists
  • Constructionline Gold & SSIP accredited
  • SMSTS qualified site managers
  • CSCS carded operatives
  • UK-wide coverage