The Importance of Point-of-Use (POU) Filters in Managing Legionella Risks
When sites experience ongoing positive Legionella results, swift action is essential to protect building users. While long-term solutions such as remedial works, system modifications, or improved control measures are investigated, an immediate risk still exists. This is where Point-of-Use (POU) filters play a vital role. Why POU Filters Matter POU filters are designed to fit… Read more »

GMS appointed to Fusion 21 Framework!
GMS Services Ltd is proud to be part of the new Fusion21 Building Safety and Compliance Framework – Lot 4: Legionella Monitoring and Control. Through this four-year framework, we offer nationwide coverage to the education, healthcare, and housing sectors, as well as to the broader public sector. The framework allows for both direct award contracts… Read more »

GMS Away Day 2025! – Highlights and Video
This year we went to Bispham Hall to take part in an It’s a Knockout challenge. The weather was kind and all the team had a brilliant day full of laughter and fun! Check out the video of the day on out YouTube Chanel below.

Meet the Team: Tom Sullivan
At GMS, we’re proud to shine a spotlight on the people who help keep things running smoothly behind the scenes—and on the front lines. Today, we’re catching up with Tom Sullivan, one of our dedicated Water Hygiene Engineers, who’s been with us for the past eight months. Tom joined GMS eight months ago and hit… Read more »

Meet the Team: Aaron Lyons – Water Hygiene Technician
We’re excited to introduce one of the friendly faces behind the great work we do here at GMS – Aaron Lyons, one of our dedicated Water Hygiene Technicians, who has been with us for almost a year. Aaron plays a crucial role in keeping our clients’ water systems safe and compliant. His day-to-day responsibilities include:… Read more »

The Critical Importance of Water Hygiene Planned Preventative Maintenance (PPM) in Healthcare Settings
In healthcare environments—where vulnerable patients rely on safe, clean surroundings—water hygiene is not just a compliance issue; it’s a critical aspect of patient safety and infection control. Planned Preventative Maintenance (PPM) for water systems is an essential strategy to prevent microbial contamination, protect at-risk individuals, and meet stringent regulatory standards. What is Water Hygiene PPM?… Read more »

Meet the Team: Abi Rogers – From Admin to Engineer
At GMS, we’re proud to celebrate the people who make our work not just productive, but truly enjoyable. Today, we’re shining a spotlight on Abi Rogers, whose journey with us has been nothing short of inspiring. From Admin Desk to Engineering Sites Abi joined GMS in September 2023 on a 12-month contract, originally covering maternity… Read more »

Why Dirty Water Systems May Show No Detectable Legionella: A Closer Look at Bacterial Dynamics and Mutations
In water hygiene management, it’s not uncommon to encounter heavily contaminated water systems that, despite appearing ideal for Legionella pneumophila proliferation, return negative results for Legionella during microbiological analysis. These situations often raise questions about sampling accuracy, environmental suitability, bacterial competition, and the complex behaviour of microbial communities under stress. High TVC, No Legionella: What’s… Read more »

Legionella Infection: Transmission, Risk Factors, and Control Guidance
The likelihood of developing legionellosis depends on the vulnerability of the individual and the route of exposure. The primary means of infection is through inhaling aerosols—tiny airborne particles that originate from droplets. These aerosols are typically produced when water is sprayed (e.g. from showers, irrigation systems) or splashes onto surfaces (e.g. turning on a tap… Read more »

Meet Martin – PPM Engineer
Length of service as of April 2023 – 12 months I have been at GMS for around 12 months now and during that time I have been working as a water hygiene engineer. My day to day tasks are to carry out the planned preventative maintenance side (PPM) taking water temperatures, servicing expansion vessels ,calorifiers,… Read more »
