Zeta

Who are Zeta?

Zeta - the UK’s trusted leader in legionella risk assessment and water system hygiene management, providing expert, compliant, and sustainable water safety solutions that protect people, property, and reputations.

As a recognised authority in water hygiene management, Zeta delivers tailored solutions that help organisations across commercial, industrial, and public sector environments maintain safe and compliant water systems. Our expertise in legionella risk assessment ensures that every client meets legal obligations while minimising health risks, operational downtime, and reputational exposure.

Operating in line with the HSE’s ACoP L8 and HSG274 guidance, we provide complete support - from system audits and risk assessments to control scheme implementation and ongoing monitoring. Our integrated approach ensures your business not only complies with regulations but achieves long-term operational resilience and public health protection.

With a team of highly trained specialists and a reputation built on independence, technical excellence, and reliability, Zeta is the partner of choice for organisations that take water safety seriously. Whatever your sector, we help you stay compliant, manage microbial risk, and maintain efficient, hygienic systems - every day.

Water & sample testing

Comprehensive testing that identifies risks, safeguards health, and ensures compliance.

Domestic water systems maintenance

Planned maintenance that keeps water systems safe, efficient, and fully compliant.

Remote monitoring technology

Real-time monitoring that identifies risks early, supports compliance, and keeps your systems safe.

Equipment and Chemicals

Reliable supply of specialist equipment and chemicals to maintain safety, efficiency, and compliance.

Mains & building disinfection

Ensure the safety and integrity of your water systems with professional mains and building disinfection. Our accredited engineers carry out thorough cleaning and chlorination of pipework to eliminate harmful bacteria and restore compliance, helping protect your people, assets, and environment.

Swimming pool analysis

Accurate testing that ensures water quality, protects users, and keeps facilities compliant.

Commissioning services

End-to-end commissioning that ensures systems run efficiently, safely, and in full compliance.

Legionella risk assessment

Specialist assessments that identify risks, ensure compliance, and protect your people from Legionella exposure.

Disinfections

Professional disinfection services that control risks, support compliance, and keep your water systems safe.

Zeta Services have been instrumental in revolutionising the Trust’s water management system. From completing an initial Legionella Risk Assessment (LRA) in 2018, to being awarded a contract for all aspects of HTM 04-01 compliance in 2021, Zeta continues to make a difference by focusing on what is really important when it comes to water hygiene.

Paul Balaam KCH Estates Manager
Zeta has been an excellent partner in providing fire risk consultancy and assessments on our construction sites. Their knowledgeable team is professional, efficient, and always ready to offer valuable advice. Their seamless collaboration with our on-site teams ensures compliance is maintained without disrupting our operations. Zeta’s attention to detail and commitment to high standards make them a trusted resource for any fire risk management needs.

Ian Culley Senior construction manager Peterborough Court
Zeta provided a responsive, assured service. During site visits, their team’s competence and technical knowledge inspired confidence. They consistently offered relevant, forward-looking advice to ensure upcoming works remained aligned with fire safety standards.

Ainsley Patter Project manager The Fitzrovia

Smarter systems, stronger compliance

We don’t just tick boxes, we build smarter systems that simplify compliance and strengthen performance. Every solution we design is shaped around your organisation’s needs, ensuring safety, efficiency, and accountability at every stage.

Expertise you can rely on

Our team brings together intelligent people with real-world experience across water, air, fire, and electrical safety. They understand the pressures businesses face and apply practical, evidence-based insight to deliver results you can trust.

Technology that works for you

We combine that expertise with intelligent processes and technology, including innovative platforms such as ZetaSafe and EvoMetric, to give you complete visibility and control. The result is seamless compliance management that works with your business, not against it.

Zeta.

PH Water

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