Water Hygiene Contractors in Northern Ireland
Browse accredited water hygiene and legionella compliance specialists operating in Northern Ireland. All listed contractors offer services including legionella risk assessments, water temperature monitoring, and ongoing compliance management.
204 contractors found in Northern Ireland
20/30 Labs Limited
3active Limited
Rapid growth has meant an ever increasing list of satisfied clients. This has required developing a network of specialis…
4i Water Services Ltd
4i Water Services was started by three like-minded people who were passionate about water treatment. Our company founder…
A-Spec Environmental Ltd
We offer safe and effective solutions for cleaning process tanks, while carefully addressing concerns like Legionella an…
AA Chemical Cleaning Company Limited
AA Chemical Cleaning Company Limited is committed to providing Cleaning & Disinfection of Domestic Water Systems, Coolin…
Absolute Cooling Tower Services Ltd
Acorn Safety Services Ltd
Acorn Safety Services is a certified Health and Safety Consultancy, providing health, safety and CDM compliance services…
acti-Chem UK Ltd
ADI Environmental Limited
Advanced Water Technologies Limited
Advanced Water Technologies offer a wide range of water treatment services and management programmes.
Airborne Environmental Consultants Limited
AEC is an employee-owned compliance consultancy and training organisation for the safe management of asbestos, water, fi…
AJK Services Limited
AKN Services
ALS Laboratories (UK) Limited
Aqua Allies Ltd
Aqua Environmental Services Ltd
Aqua Protec Limited
For over 30 years, Aqua Protec has been a trusted SME providing a wide range of contracting and support services, includ…
Aquarius Water Solutions Limited
Formed in February 2011, Aquarius Water Solutions Limited specialise in providing an array of water- related services de…
Aquatech Environmental Services Ltd
With a nationwide team of trained and experienced consultants, chemists, engineers and technicians, we can partner you t…
Aquatech Water Treatment Ltd
Aquatech are a Water Treatment specialist with over 25 years’ experience within the industry. Utilising the very latest…
Aquatrust Water & Ventilation Limited
Aquavent Limited
ASAP Comply Limited
ASAP Comply Achieve 5 Years of Legionella Control Association Accreditation 24 August 2022
Ashdale Engineering UK Ltd
Ashfordfm
Ashfordfm is proud to be associated with Ashford Environmental Services. Operating throughout the UK we provide an unriv…
Assured Water Ltd
Assurity Consulting Limited
our specialist consultants and subject matter experts cover everything from access to zinc whiskers (with asbestos, envi…
Baker Hughes Limited
Barrett Industrial Cooling Limited
BB Plumbing Ltd
Beacon Water Treatments Limited
Established in 1982 we are a lead provider of water treatment solutions offering on-site monitoring services, cooling an…
Bespoke Compliance Solutions Ltd
At Bespoke Compliance Solutions, we specialise in helping businesses, landlords, and facility managers stay fully compli…
Bison Assist Limited
We’re a leading provider of expert risk assessments and online awareness courses to customers in a range of sectors acro…
Blue Fish Water Management Limited
Bluezone Scientific Limited
Bluezone Scientific is an independent laboratory offering a variety of UKASaccredited water testing analysis. Our compet…
Bradley Environmental Consultants Limited
Accreditation : Each office features a UKAS accredited testing laboratory (No. 1155) processing hundreds of samples dail…
Brighter Compliance Limited
Renewable installations are booming, and MCS certification has become a must-have for credibility, compliance and winnin…
Britewater Environmental (NI) Limited
BrodexTrident Compliance Services Ltd
Our services include:legionella risk assessments, water sampling, chlorination & disinfection services, thermostatic mix…
Building Monitoring Services Limited
Discover how our independent advice on water and air hygiene has made us a major player for over 25 years, delivering ou…
Bureau Veritas UK Limited
BWT (NI) Limited
C & S Water Treatment Ltd
CA Services (NI) Limited
Offering a professional service at an affordable price to public & private sectors
CASA Environmental Services Ltd
Central Chemical Services Limited
Chem-Aqua (a division of NCH (UK) Ltd)
With a central manufacturing and distribution facility in Czech Republic; at NCH Europe we are able to supply industrial…
Chemical Treatment Services Ltd
Chemical Treatment Services Ltd is a legionella control and water treatment company incorporated in 1984. Since then the…
Chemsol Cymru Ltd T/A Chemsol Group
We recruit, train, and develop our people to be experts. We all take pride in what we do. We share the same passion for…
Chesterfield WT Consultants Ltd
Water system design has become more complex as a result of the increasing need to control temperatures in office spaces,…
Churchill Environmental Services Limited
Our sibling brands deliver facilities services in the cleaning, security, water hygiene and guest services sectors offer…
Cleartech Group Ltd
Clearwater Compliance Limited
Clearwater Environmental Services
Clearwater Technology Ltd
CLIRA Limited
CLIRA were proud to provide Legionella Risk Assessments for the Olympic and Paralympic park in preparation for the Londo…
Concept Environmental Solutions Limited
Cooling Towers Ireland Ltd
Cooling Towers and Accessories has been a trusted partner in evaporative, dry and adiabatic cooling solutions for busine…
Coral Environmental Ltd
Costain Industrial Cooling
D H D Cooling Limited
With a solid background in cooling tower design and installation, Gary specialises in delivering bespoke solutions in co…
Dakro Air & Water Limited
With engineers across the UK, no project is too large or too small for our team. We can assist with everything from regu…
Dalkia Ltd
We’re Dalkia, a leading technical and energy services company in the UK. We are committed to building quality relationsh…
Deep Water Blue Ltd
> As water treatment specialists, established over 20 years ago and servicing the whole of the UK, we are highly compete…
Down The Line Group (DTL)
DTL (Down The Line) Group Ltd is a leading water treatment and hygiene company. With 25 years of industry experience we…
DSW Water Treatment and Engineering Limited
DSW is 100% independent, and has achieved sustainable growth, 20% year-on-year. Our goal is to train and develop the bes…
Dustacco Engineering Ltd. inc. Watermiser
Today we are innovative leaders in the UK cooling tower and industrial water-cooling market, placing sustainability at t…
ECH Compliance
Experience superior water quality management, water hygiene, legionella risk assessments, and L8 Legionella compliance t…
EDSB Compliance Solutions Ltd
EMCOR UK
Hard services-led facilities management tailored to the operational and compliance needs of your industry. Explore our B…
Empathy Environmental Consultants Limited
Many consultancy practices claim to be independent, but they usually offer some form of on-service. Empathy Environmenta…
Engineering & Technical Solutions Ltd
We have knowledge and experience working on all types of cooling tower and waste water treatment technology.
Envirisk Ltd
Enviroliance Limited
Founded in 2004, Enviroliance is an independent provider of legionella compliance, water hygiene and mechanical building…
Environmental Essentials UK Ltd T/A EE UK Ltd
The group that exists today started out as nothing more than a hopeful vision. In 2006 Lee Johnson sat alone in a very s…
Environmental Technical Services (UK) Limited
Environmental Technical Services - ETS was established in 1991 to meet the needs of the increasingly demanding market fo…
Enviroteam Services Ltd
Envirowater Innovations Ireland Limited
We offer sustainable and efficient solutions, plants and services in order to overcome the challenges in water and waste…
EPSCO Limited
We aim to provide and maintain safe and healthy working conditions for all employees and ensure clients and third partie…
Equans FM Limited
Eurocom Technical Services Limited
Operating & Maintenance Manuals We can produce either traditional paper based manuals or fully interactive electronic do…
Eurofins Water Hygiene Testing Limited - Belfast Site
Eurofins Water Hygiene Testing UK Ltd is a leading provider of water hygiene testing services, operating from UKAS-accre…
Evolution Water Services Ltd
We believe in being involved with the shaping of the water treatment industry for the benefit of end-users, and have act…
Feedwater Limited
First Environment Limited
Our consultant team include members of relevant professional institutions including the Institution of Occupational Safe…
Franks Portlock Consulting Limited
GEM Water Limited
Connect with Gem Water Ltd for expert water treatment solutions across various sectors. We're here to address all your i…
General Environmental Services Limited
Global Environmental Excellence Ltd - Genex
GMS Services Limited
The objectives set out in 1997 for GMS Services Limited was to provide the most cost effective solutions to the control…
Graham Compliance Services
Under Lorraine’s leadership, GRAHAM has obtained significant certifications in areas such as building information modell…
Green Contract Services Limited
Legionella control and abatement services for landlords, schools, dental practices and businesses.
Guardian Hygiene Services Limited
Guardian Hygiene Services Ltd were founded in 2004. Our Head Office is in Lincoln where the company began and we have gr…
Guardian Water Treatment Ltd
Our team of over 1,600 professionals provides comprehensive coverage across the UK and Ireland. Offering a full range of…
H2O Hygiene Limited
Our relationships are at the heart of everything we do; we work tirelessly to provide full ACoP L8/HSG274 water complian…
H2O Solutions
H2O Solutions tailor preventative maintenance programmes for your specific water treatment requirements. We provide a co…
Healthy Buildings Ireland Ltd & Healthy Buildings UK Ltd (Trading as HBE)
Howlett Associates Water Treatment Limited
For over 20 years Howlett Associates Water Treatment Ltd has been providing excellent service to our customers with an e…
HSL Compliance (Scotland) Ltd
HSL Compliance Ltd
Hydraclean Limited
Founded in 1963, Hydraclean Ltd has been recognised as one of the UK’s leading water treatment companies. Hydraclean Ltd…
Hydro-X Training Ltd
Utilising our 30+ years of experience in the health, safety and compliance sector, HX Training are able to provide a bro…
Hydro-X Water Treatment Limited
Hydrocert Limited
We offer bespoke solutions to maintain the requirements of every individual water system and adapt quickly to new techno…
Hydrochem (U.K.) Limited
Hydrochem is a leading specialist water treatment company providing unique quality solutions for our clients
Hydrology Group Limited
HYDROP Environmental Consultancy Services Limited
### Risk Assessments Our Legionella Risk Assessments are certified by BSi to ISO 9001:2015
Hygiene Contracts Limited
Hygiene Contracts Ltd is an Legionella Control Association member and we are regularly audited to ensure we meet the req…
Irrigonics Limited
Founded in 2004, Irrigonics Ltd takes pride in being a friendly and trusted supplier of Water Hygiene Services. We work…
ISHEM Limited
ISHEM’s main resource is its people. Our team is made up of experienced consultants from a range of technical discipline…
ISS UK & I
J & D Water Consultants Ltd
We provide services tailored to meet the needs of a diverse client base and can provide the following services in line w…
KEM Pumps Ltd
At KEM we pride ourselves on delivering timely service with an excellent level of customer care and quality control. We…
Kent Water Services Ltd
Key Environmental Services Limited
We have a proven track record so you can confidently put your trust in us. Additionally, our long-standing presence in t…
Kingfisher Environmental Services Ltd
Kingfisher Environmental Services (KES) specialises in the management of water quality in commercial and industrial buil…
Kurita UK Ltd
Kurita is a leading global company in industrial water and process treatment, with over 75 years of experience. We offer…
Lakeside Water and Building Services Limited
With over 150 years of combined experience within the team, Lakeside Water have a wealth of knowledge in water treatment…
Legionella Control International Limited
LegionellaSafe Services (UK) Limited
At Legionella & Fire Safe Services, we support housing providers, local authorities, landlords, and commercial organisat…
Liberty Gas Group
Liberty delivers people-focused, intelligence-driven property services that deliver better outcomes for customers and cl…
Life Environmental Services Limited
Ligtas Consultancy and Training Limited
As trusted experts in health and safety consultancy and training, we go beyond compliance to create safer, more producti…
Lucion Services Limited
M & S Water Services Limited
Our staff are all highly trained and qualified in their relevant disciplines, however they are constantly refreshing the…
Managed Water Services Limited
With extensive industry experience, we deliver professional legionella risk assessments, legionella testing and sampling…
Marlowe Environmental Services Limited
Our team of over 1,600 professionals provides comprehensive coverage across the UK and Ireland. Offering a full range of…
Maxigiene Environmental Services Ltd
At Maxigiene, we are a dedicated family-run company based in Blackpool, Lancashire and specialise in comprehensive water…
Mercian Science Limited
Metro SRM LLP
Metro Safety has 30 years' experience of working with leading managing agents and property owners as well as major retai…
Mitie Water, Mitie Technical Facilities Management
MSS Water Ltd
Our teams are highly trained, experienced and proven in managing complex projects. We are particularly well-placed to se…
Nalco Water
Nant Limited
We are in the business of keeping your water systems safe. With over 30 years of experience in legionella control, we ar…
Nemco Utilities Limited
Not One Iota Ltd t/a iota
> Taylor Group have a long standing relationship with iota. We are a provider of a multi-discipline service to governmen…
NSI Commercial Buildings Solutions Ltd
One Environmental Ltd
Optima Compliance Ltd
Ant joined Optima Compliance in September 2022 after spending the last 15 years climbing the corporate ladder at the UKs…
P & W Water Hygiene Ltd
Our previous water hygiene company would visit and be gone within the hour, I did question why it was taking so long for…
Panton McLeod Limited
At Panton McLeod we are dedicated to supporting our clients to protect, maintain and improve water quality.
Pegasus Environmental Consultancy Limited
Pegasus Environmental Consultancy Limited, offers a range of specialist indoor environment services. Which include Legio…
Pennington Choices Limited
ph Water and Air Technologies Limited
All technical staff are qualified and trained in accordance with our LCPT (Legionella Control Training Protocol). Regula…
Phoenix Compliancy Management Limited
Premier C & D Ltd
Primary Water Solutions Limited
Established in 2011, Primary Water Solutions are water hygiene and treatment experts. Led by some of the most profession…
Primary Water Treatments Limited
ProEconomy Limited
At ProEconomy we are an advanced water treatment company offering the copper silver ionisation system, The Orca. This wa…
Protech Heating Limited
PTSG Water, formerly trading as HCS Water Treatment Ltd and Total Environmental Compliance Limited
Quattro Water Solutions
Ravenscroft Environmental Services
Environmental consultancy services specialising in the management and control of Legionella
Reef Water Solutions Ltd
The success of Reef is based upon the philosophy of building long lasting partnerships with our clients and in-house, wi…
Remote Tech Ltd
RM Associates
RM Associates was developed as a fully independent consultancy company in all aspect of water hygiene in buildings. We s…
Rochester Midland Corporation Limited
Established in 1996 as a water and wastewater treatment company, Rochester Midland supports a technical sales team throu…
Rock Compliance Limited
RPS Tetra Tech Consulting Limited
Discover our industry-leading strategy, design and management solutions for wastewater, groundwater, flooding, drainage…
S2 Partnership Limited
RiskWise SoftwareHealth & Safety ConsultancyFire Safety ConsultancyWater Hygiene ConsultancyAsbestos ConsultancyESG Cons…
Safe Solutions Group Limited
SaferSpace Buildings Limited
Saferspace was Incorporated in 2016. The company started as a one man operation and soon progressed into a flourishing b…
Safety Advice Centre Limited
Safety Advice Centre Ltd is Northern Irelands longest established Health, Safety, Compliance and Asbestos Consultancy, b…
SAS Water Limited
Based in the Midlands, our experienced team work hand in hand with clients across the private and public sectors to ensu…
Sayvol Environmental & Building Services Limited
We're experienced in safely managing water systems from domestic to industrial scale.
Sci-Tech Water Treatment Ltd
Scotmas Biosecurity Ltd
Select Commissioning Ltd
Shelter Tech UK Limited
We provide the best possible delivery of quality services required to both meet and exceed our customers' expectations a…
Sherpa Environmental Ltd
SMS Environmental Limited
Proud to provide services relating to: Water & Wastewater Treatment Water Hygiene Services Legionella Risk Assessments W…
SOCOTEC UK Limited
Ground Investigation Tue 03/10/2026 - 10:26 SOCOTEC’s Basingstoke office provides perfect setting for growing team in So…
Solenis UK Ltd
We solve tough water treatment, process improvement and hygiene challenges for customers in consumer, industrial, instit…
Solway Water Management Ltd
SPX Cooling Technologies UK
Sureserve Compliance Water
Our portfolio of established and trusted heating, compliance and renewable energy companies enables us to take on and im…
Surevent (UK) Limited
Since our inception we have amassed an extensive and varied service portfolio within both, the environmental compliance…
Swiftclean (UK) Limited
In fact, we are the only company recommended by AXA, one of the world’s largest insurance companies, for Kitchen Extract…
Tetra Consulting Limited
Our team’s expertise is backed by a comprehensive range of certifications and professional memberships , ensuring that e…
The Hazard Management and Environmental Services Laboratories Limited T/A Thames Laboratories
We tailor our services to ensure full compliance with the Control of Asbestos Regulations 2012 (CAR 2012). Our expert te…
The Testing Lab PLC
Tower Systems Limited
We provide maintenance, repair, refurbishment and replacement services for all makes of evaporative cooling towers – cou…
Tritec Environmental Services Limited
UL VS Ltd
Urban Environments Limited
We have a ‘right first time’ approach, combining the latest technology and good old-fashioned customer service to meet y…
uRisk Limited
Our journey begins with our Founder & CEO, Luke, establishing uRisk as a legionella services and water hygiene company.
Vantify Limited
Each company led their field. Now as Vantify, we deliver something even better – a compliance ecosystem where everything…
Vectair Environmental Limited
With a dedicated team of Water Service Technicians, HVAC Engineers, Water & Air Technicians, Surveyors, Project Managers…
Vector Air and Water Ltd
Ventilation Surveys & Services Ireland Ltd
Veolia Water Technologies
Veolia Water Technologies & Solutions
Water & Air Management Limited
In particular, we are experts in Legionella management and fully conversant with all practices and regulations surroundi…
Water Academy Limited
Water Environmental Treatment Limited
For over 30 years, W.E.T. has been dedicated to providing clients with SENSIBLE & SIMPLE advice, ensuring their protecti…
Water Hygiene Centre Limited
The Water Hygiene Centre provides expert, independent water hygiene and Legionella consultancy services, achieved throug…
Water Hygiene Services Group Limited formerly Integrated Water Services
Water Hygiene Systems Ltd
Water Management Society Limited
Waterman Environmental Group Ltd (Waterman Environmental & Compliance Services)
To ensure we continue to achieve our corporate values we employ a wide range of people throughout our recruitment. From…
WCS Environmental South East Ltd t/a Musketeer Services
Musketeer Services specialises in the management of water quality in commercial and industrial buildings throughout the…
WCS Services Limited
Our team of over 1,600 professionals provides comprehensive coverage across the UK and Ireland. Offering a full range of…
Westfield Caledonian Limited
Originally formed as a joint venture between major off-shore player, Atlantic Power & Gas (APG), and Surrey based Winton…
Zeta Compliance Services Limited
We believe compliance should empower, not overwhelm. With decades of expertise and a passion for innovation, our legione…