About Trinity

Turnkey fire and security solutions

As the UK’s leading specialist in comprehensive fire detection, life safety and security solutions, we take pride in making buildings safer, helping organisations manage their safety with confidence and protecting communities. 

Since 1997, we’ve grown to become a premier provider of integrated safety and security services. Our customer support teams operate from over 10 regional offices across the UK and our annual revenue exceeds £60M. 

Our greatest achievement? Successfully protecting thousands of properties and people across the UK.

Key milestones:

The Experts Who Understand Your Safety & Security Challenges

We know managing fire and security systems can be overwhelming. If you’re juggling multiple contractors, dealing with inconsistent reporting, and trying to keep track of various certificates and deadlines, you’re not alone. These challenges are exactly why we’ve developed our comprehensive, single-partner approach.

Using our extensive knowledge we design, tailored solutions, to source, supply and install products from our trusted partners. We also provide a full aftercare and maintenance service to ensure full compliance.  

At Trinity, we believe in more than just meeting standards – we’re revolutionising how fire and security systems are designed, installed and maintained.

people

Our People

What sets Trinity apart? It’s our people. With highly qualified engineers and a dedicated support team behind them, we deliver consistent, reliable service across the UK.

As part of PTSG – one of Europe’s leading providers of specialist services to the construction and FM sectors –  we can supply every aspect of your fire, security and building needs. 

Our engineers are DBS-checked, professionally qualified, and backed by dedicated project managers who stay with you from start to finish. In the background, our office team takes care of everything from admin to technical support, ensuring your experience is smooth from day one.

Professional, uniformed and respectful, our people work with care and courtesy. We keep you informed every step of the way, minimise disruption to your operations, and always wear clear identification and branded uniforms – so you know exactly who’s on site and what they’re there to do.

tech

Technology & Approach

services

Services

Your turnkey fire and security solutions partner our core services include:

Fire Detection & Life Safety

Fire Detection Systems, Voice Alarm Systems, Emergency Lighting, Disabled Refuge Systems & Fire Suppression Systems

Security Solutions

Access Control, CCTV Systems, Intruder Detection, Integrated Security Systems & Remote Monitoring Solutions

growth

Growth & Partnerships

As part of PTSG with our nationwide network, we provide rapid response times, local knowledge and national resources across the UK.

We’ve developed long standing relationships with leading fire and security manufacturers, which means we’re able to offer our customers the highest level of technical expertise available in today’s marketplace. 

We strive to produce new and innovative technical solutions for the ever changing requirements of the modern world.   

“Trinity are a pleasure to manage contractually and their account management impeccable. Nothing is ever too much for them to take a look at and nothing gets left for the ‘too hard to resolve’ pile. I would personally recommend the services of Trinity to any company looking for Fire protection”

Facilities Manager, Heathrow Airport Terminal 3

Project Experience

AVIATION & INFRASTRUCTURE

COMMERCIAL

DEFENCE

Distribution

EDUCATION

FACILITIES MANAGEMENT

Finance & Banking

HEALTHCARE

HERITAGE

HOTEL & LEISURE

INDUSTRIAL

PUBLIC SECTOR

RESIDENTIAL

RETAIL & SHOPPING CENTRE

Stadia

Student Accommodation

We believe in delivering more than just fire and security systems

For Our Clients

For Our Communities

For Our Environment

Making Safety & Security Simple

Let us simplify your fire and security requirements with our all-in-one solution. We’ll handle everything from initial design to ongoing maintenance, giving you peace of mind and more time to focus on what matters most to your organisation.

Contact our team today to discover how we can transform your approach to fire detection, life safety, and security. One partner, one system, complete peace of mind.