Welcome to SJ Engineering

SJ Engineering Limited was established in 2003 to meet the growing demand for high-quality fabrication, construction and on-site installation services, with a commitment to customer care and quality always top of mind. Although primarily a steel fabrication business, we have since expanded our range of services to include industrial facilities such as industrial units, shops, warehouses, and councils. With over a decade of experience, our skilled team is dedicated to delivering exceptional workmanship and innovative solutions that meet the unique needs of our clients.

Welcome to SJ Engineering

SJ Engineering Limited was established in 2003 to meet the growing demand for high-quality fabrication, construction and on-site installation services, with a commitment to customer care and quality always top of mind. Although primarily a steel fabrication business, we have since expanded our range of services to include industrial facilities such as industrial units, shops, warehouses, and councils. With over a decade of experience, our skilled team is dedicated to delivering exceptional workmanship and innovative solutions that meet the unique needs of our clients.

The complete solution in Security Constructions and Fabrications.

SJ Engineering Limited based in Welwyn Garden City and can, manufacture and install products to help complete your needs.

Through a strategy of growth and focus on the ever changing needs of our customers, our skilled team working in fabrication and installation are here to help with our services including structural steel work, steel fabrications, bespoke metal fabrication and installation to required designs and specifications, installation work form large and small projects and major onsite repairs, Safety and quality are never compromised whilst delivering first class workmanship over the decade we have expanded our range of services to include:

  • On site steel fabrication and installation
  • Fabrication and installation of:
    • Stainless steel handrails
    • Fabrication and installation of roller shutter door frame
    • Fabrication and installation of warehouse partitioning framework
    • Fabrication and installation of stairs and handrails
  • Industrial of key clamp and DDA handrail manufacturing and installation
  • Installation of Armco barrier
  • Manufacture and installation of access ladder/cat ladder
  • Bespoke metal fabrication and installation
  • Machine shop / laser cutting
  • Industrial fencing and gates

A national footprint with a local touch!

Our Services

SJ Engineering Limited provides a wide range of fabrication and installation services for both small and large projects. Their services include structural steel work, bespoke metal fabrication, and installation of various products such as handrails, barriers, and access ladders.
SJ Engineering Welwyn Garden City, Hertfordshire - External Steel Framework for Building

Steel Fabrication & Construction

High-quality steel fabrication and construction services, providing custom-made structures tailored to meet specific requirementss leo.

SJ Engineering Welwyn Garden City, Hertfordshire - Armco Barrier

Armco Barrier
& Purpose

Armco Barrier and Purpose is one of the many safety services provided by SJ Engineering Limited to ensure that clients' premises and employees are safe and secure.

SJ Engineering Welwyn Garden City, Hertfordshire - Stainless Steel Stairs and Handrails

Stainless Steel Handrail Fabrications

SJ Engineering Limited provides clients with top-quality Stainless Steel Handrail that are both visually appealing and durable.

SJ Engineering Welwyn Garden City, Hertfordshire - Galvanised Key Clamp Rail with Gate

Access Ladders
& CAT Ladders

We design, manufactures and installs access ladders/cat-ladders for a variety of industries, ensuring safety and ease of access for employees.

SJ Engineering Welwyn Garden City, Hertfordshire - Galvanised Key Clamp Handrail

Key Clamp
Handrails

Key Clamp handrail manufacturing and installation is a key service provided by SJ Engineering Limited, who specialize in creating handrails that meet DDA requirements.

SJ Engineering Welwyn Garden City, Hertfordshire - Security Mesh Fencing and Gates

Security Fencing
& Gates

SJ Engineering Limited provides a range of security fencing and gate solutions to help protect commercial and industrial properties from unauthorized access.

SJ Engineering Welwyn Garden City, Hertfordshire - Fillet Welding

Expert Welding
Services

We offer expert welding services both on-site and off-site, ensuring that all welding is performed to the highest standards and always with safety and quality in mind.

SJ Engineering Welwyn Garden City, Hertfordshire - Freestanding Roof Edge Protection Guardrail System

Roof Edge Protection Systems

With an emphasis on safety, we provides and installs Roof Edge Protection Systems to ensure that workers are safe while working at height.

Client Testimonials

“A testimonial from a client who benefited from your product or service. Testimonials can be a highly effective way of establishing credibility and increasing your company's reputation.”
Client Name
“A testimonial from a client who benefited from your product or service. Testimonials can be a highly effective way of establishing credibility and increasing your company's reputation.”
Client Name
“A testimonial from a client who benefited from your product or service. Testimonials can be a highly effective way of establishing credibility and increasing your company's reputation.”
Client Name

Our goal is to help our Clients in the best way possible. It’s a basic principle we’ve adopted for many years that accounts for much of our success and for our returning client-base.

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Thank you for your interest in
S J Engineering.