Over 25 years of trusted security and electrical expertise, protecting commercial properties across England.
Security & Electrical Group Ltd (SEG Ltd) was founded with a simple mission: to deliver reliable, high-quality security and electrical solutions for businesses across England.
Over more than two decades, we've grown from a small local operation into a trusted partner for commercial and industrial clients. Our team of fully certified engineers brings deep expertise across CCTV, Ajax alarm systems, access control, electrical services, and structured cabling — all backed by planned maintenance and ongoing support.
We believe in doing things right — every installation is completed to the highest industry standards, and every client receives the personal attention and ongoing support they deserve.
The principles that guide everything we do.
We deliver the highest quality in every installation. No shortcuts, no compromises — just work we're proud to stand behind.
Honest advice, transparent pricing, and straightforward communication. We build lasting relationships based on trust.
When you need us, we're there. From scheduled maintenance to emergency callouts, we respond quickly and deliver consistently.
We stay ahead of industry developments, bringing our clients the latest in security and electrical technology.
Every business is different. We take the time to understand your needs and design solutions that work for you.
Safety is non-negotiable. All work is completed to current regulations and standards, protecting both our clients and our team.
Key milestones in our 25+ year history.
SEG Ltd was established to provide security and electrical services to local commercial clients in England.
Expanded operations across multiple regions, building a team of certified engineers and growing our service capabilities.
Became an authorised installer for Ajax Systems, bringing cutting-edge wireless security technology to our clients.
Today we serve commercial and industrial clients across England with a full range of integrated security and electrical solutions.
Our qualifications and industry accreditations ensure the highest standards.
Certified installer
18th Edition compliant
Certified installer