Gemma Ollerton Named Finalist for Wigan’s Businesswoman of the Year 2026
We are incredibly proud to announce that our Managing Director, Gemma Ollerton, has been shortlisted as a finalist for Wigan’s Businesswoman of the Year 2026 at the prestigious Wigan Borough Business Awards. This well-deserved recognition celebrates Gemma’s leadership, dedication and commitment to growing GMS Services Ltd into one of the UK’s leading specialists in water… Read more »
GMS Named Finalists in Two Categories at the Wigan Borough Business Awards 2026
We are delighted to announce that GMS Services Ltd has been shortlisted as a finalist in not one, but two prestigious categories at the Wigan Borough Business Awards 2026. Construction Business of the Year 2026Small Business of the Year 2026 (up to £5 million turnover) Being recognised in both categories is a fantastic achievement and… Read more »
Why are males more susceptible to Legionellosis?
Why are males more susceptible to Legionellosis? Males are consistently reported to have a higher incidence of Legionnaires’ disease than females — typically 2–3 times higher. This is due to a combination of behavioural, biological, and environmental factors: 1. Higher exposure risk 2. Pre-existing health conditions 3. Biological / immune differences 4. Lung capacity (possible… Read more »
How Passing TMVs Drive Legionella and Biofilm Formation
Passing TMVs create the exact conditions Legionella bacteria thrive in. The combined effects include: Once temperature control is lost, biofilm rapidly develops on internal pipe surfaces. Biofilm acts as: As biofilm thickens, it further restricts flow, worsening stagnation and creating a self-reinforcing cycle that accelerates colonisation. In many investigations of persistent Legionella positives, passing TMVs… Read more »
Meet our two Colleagues of the Year!
Winner – North Team: Maddie Smout It is with huge pleasure that we announce Maddie Smout as this year’s Colleague of the Year for the North team, an award that is entirely driven by colleague nominations, making it all the more meaningful. The feedback received about Maddie was overwhelming, consistent, and incredibly heartfelt. Time and… Read more »
Why Hot Water Circulation Failures Remain the Hidden Weakness in Legionella Risk Assessments and Where Remote Monitoring Fits In
Hot water circulation, or more accurately the absence of it, remains one of the most critical areas of focus for any competent Legionella risk assessor. Despite its importance, it continues to be overlooked in the majority of risk assessment documents produced across the industry. Alarmingly, this issue is not confined to inexperienced assessors; it appears… Read more »
GMS Autumn Team Day – Celebrating Teamwork, Wellbeing, and 25 Years of Leadership
On 7th October 2025, the GMS team came together for our Autumn Team Day — the second of our twice-yearly events designed to bring our people together, strengthen our shared values, and celebrate our successes. The day combined a variety of activities including training sessions, games, a team quiz, and even a few competitive padel… Read more »
Water Hygiene & Plumbing for Block Management | GMS
GMS deliver trusted water hygiene, plumbing, unvented hot water servicing & cold water tank replacements for block management companies across the UK. Why GMS Are the Trusted Choice for Block Management Companies When it comes to water hygiene, commercial plumbing, and unvented hot water servicing, block management companies need a partner who not only understands… Read more »
BS 8558: The Standard Guiding Safe Water Hygiene in Commercial Buildings
Ensuring safe and hygienic water systems is a critical responsibility for all building owners, facilities managers, and duty holders. In the UK, BS 8558 provides clear guidance on the design, installation, testing, and maintenance of domestic hot and cold water services – and its principles are central to preventing issues such as Legionella proliferation. What… Read more »
From West Tower to Contour — GMS behind the water systems powering “Manc-hattan”
In 2018, our journey with Renaker’s skyline began at West Tower topping out that year and completing in 2019 — the first piece of the Deansgate Square cluster. Since then, GMS has been trusted to commission every new Renaker tower in Manchester and to keep them performing day-in, day-out with ongoing water hygiene: tank maintenance… Read more »











