Our brands.

At Complii, we bring together specialist divisions dedicated to ensuring safety and regulatory compliance across every critical area of the built environment. From water and air hygiene to fire, and electrical systems, each service is delivered by expert teams who focus exclusively on their field. This allows us to provide deep technical expertise while offering clients a fully integrated compliance solution.

Key

Air services

Electrical services

Fire services

Security services

Water hygiene services

Abbot

Abbot delivers expert fire protection solutions and is a registered Ansul supplier, providing design, installation and ongoing compliance support.

Adamport

Third party accredited passive fire protection specialists throughout the UK and Ireland.

Alpha

Alpha delivers trusted fire detection, installation, and maintenance services across the UK, ensuring reliable and compliant fire safety for every client.

ARA

ARA delivers expert water treatment, hygiene, and Legionella control services. Accredited specialists helping you stay safe and compliant.

Capital

Abbot delivers expert fire protection solutions and is a registered Ansul supplier, providing design, installation and ongoing compliance support.

CGE

CGE offer extensive testing services to ensure your electrical appliances are up to standard.

CT Fire

Specialists in fire sprinkler systems and fire pumps, dry and wet risers, fire hydrants, and fire hose reels.

ETM

A full-scale electrical safety compliance company, we offer a comprehensive range of installation and testing solutions.

Firesafe

Firesafe has been dedicated to delivering exceptional fire solutions for over a decade.

Intersafe

Intersafe is your electrical compliance partner; taking the time to understand your business to plan a testing schedule which minimises disruptions to your daily operations.

Logic

Design, supply, installation, commission and maintenance of fire detection and security systems.

Parr

Parr Fire provides trusted fire protection services to help businesses stay compliant and protect people and property. From fire protection systems and risk assessments to PAT testing and accredited training, we deliver everything you need under one straightforward contract.

PH Air

Delivering trusted air hygiene and ventilation compliance services that keep your buildings healthy, efficient, and fully compliant.

PH Water

One of the leading environment solutions companies operating within the UK.

Tay

A family-run business, proudly established in 2016 with a reputation for delivering reliable, high-quality fire and security solutions across the UK.

Total

Protect people and property with Total Fire’s expert fire safety and compliance solutions. Trusted guidance, tailored assessments, and complete peace of mind.

Zeta

Zeta provides expert Legionella risk assessments, water treatment, and compliance management. Trusted UK specialists delivering safe, auditable, and sustainable solutions.

Zeta Fire

Zeta Fire provides expert fire risk assessments, system design, and compliance management, integrated with ZetaSafe for full visibility and control.

Compliance can be complex, but we make it clear.

Through purposeful, straightforward communication, we empower both colleagues and clients to feel informed, confident, and in control. We're not just a service provider - we're a trusted partner. And that sense of clarity and peace of mind? That's what sets us apart.

We act with honesty, transparency, and accountability in everything we do.

We uphold the highest ethical standards, doing what's right, not just what's easy. With honesty, accountability, and consistency at the heart of our actions, we build trust and respect in every relationship we form, taking ownership of our customers' compliance needs to help keep their people, assets, and reputations safe.

We cultivate lasting relationships built on reliability and respect.

We earn trust by being honest, transparent, and dependable at all times. It's not enough to simply meet expectations. It's about being accountable, doing the right thing, and showing up with integrity - even when no one's watching.