SAS Water Limited are specialists in water hygiene, water treatment, water regulations, and Legionella control across the UK. We support duty holders in meeting their legal responsibilities, helping organisations identify, control, and document water system risks efficiently.
SAS Water Limited are specialists in water hygiene, water treatment, water regulations, and Legionella control across the UK. We support duty holders in meeting their legal responsibilities, helping organisations identify, control, and document water system risks efficiently.
Led by Lizzie Ward, an Executive Committee member of the Legionella Control Association, SAS Water supports organisations across the UK to maintain safe and reliable water systems as a trusted water hygiene, treatment, regulations, and Legionella control specialist. Our industry-leading consultants and experienced engineers deliver Legionella risk assessments, routine monitoring, water sampling, and remedial works tailored to your premises. By combining practical inspections with structured control schemes, we help you identify potential risks early and maintain consistent water safety management. Every programme is fully documented, providing clear evidence to support inspections, audits, and ongoing operational compliance.
Years of Experience
38+ years of experience delivering Legionella control, water hygiene, treatment, and regulation services across multiple sectors.
Accreditations
Fully aligned with industry best practice, supported by recognised certifications and quality systems.
Technology-Driven Solutions
Digital logbooks, remote monitoring, and structured reporting for modern water safety management.
Led by Lizzie Ward, an Executive Committee member of the Legionella Control Association, SAS Water supports organisations across the UK to maintain safe and reliable water systems as a trusted water hygiene, treatment, regulations, and Legionella control specialist. Our industry-leading consultants and experienced engineers deliver Legionella risk assessments, routine monitoring, water sampling, and remedial works tailored to your premises. By combining practical inspections with structured control schemes, we help you identify potential risks early and maintain consistent water safety management. Every programme is fully documented, providing clear evidence to support inspections, audits, and ongoing operational compliance.
Years of Experience
38+ years of experience delivering Legionella control, water hygiene, treatment, and regulation services across multiple sectors.
Accreditations
Fully aligned with industry best practice, supported by recognised certifications and quality systems.
Technology-Driven Solutions
Digital logbooks, remote monitoring, and structured reporting for modern water safety management.
Legionella Risk Assessments
Comprehensive assessments identifying Legionella risks within water systems, supporting safe and compliant management.
Monitoring & Compliance Support
Routine monitoring programmes ensuring water systems remain safe, controlled, and compliant with regulations.
Cleaning & Disinfecting
Professional cleaning and disinfection of tanks, pipework, and outlets to eliminate bacteria and contamination. As well as pre-commissioning water systems.
TMV Servicing & Maintenance
Inspection, servicing, and testing of thermostatic mixing valves to maintain safe water temperatures, minimising the risk of Legionella.
Water Sampling & Testing
UKAS-accredited sampling and laboratory testing confirming water quality and effectiveness of control measures.
Training & Consultancy
Specialist training and consultancy tailored to helping duty holders, responsible persons, and employees understand and manage water safety responsibilities.
Remedial Plumbing Work
Corrective plumbing works addressing system design issues, reducing Legionella risk, and ensuring compliance with regulatory standards.
Digital/IoT Services
Smart monitoring technologies providing real-time data for improved water safety management and compliance.
Water Softeners
Systems designed to remove hardness, reducing scale build-up and improving overall system efficiency.
Chemical Dosing Units
Controlled chemical dosing systems maintaining water quality, preventing corrosion, scale formation, and bacterial growth.
Pre-Commission Cleaning
Thorough cleaning processes removing debris and contamination, ensuring systems are safe prior to operation.
Closed System Analysis
Detailed testing and analysis identifying water quality issues, supporting efficient and reliable system performance.
Boiler Water Treatment
Specialist treatment processes maintaining boiler efficiency, preventing corrosion, scale, and operational issues.
Remedial Work: Water Treatment Solutions
Targeted corrective measures restoring water quality, resolving system imbalances, and maintaining safe operation.
Backflow Prevention
Installation, inspection, testing, and servicing of RPZ valves, breaker tanks, and check valves, protecting potable water from contamination.
Water Regulation Compliance Consultancy
Expert guidance ensuring water systems meet UK regulations, compliance standards, and safety requirements.
Legionella Risk Assessments
Comprehensive assessments identifying Legionella risks within water systems, supporting safe and compliant management.
Monitoring & Compliance Support
Routine monitoring programmes ensuring water systems remain safe, controlled, and compliant with regulations.
Cleaning & Disinfecting
Professional cleaning and disinfection of tanks, pipework, and outlets to eliminate bacteria and contamination. As well as pre-commissioning water systems.
TMV Servicing & Maintenance
Inspection, servicing, and testing of thermostatic mixing valves to maintain safe water temperatures, minimising the risk of Legionella.
Water Sampling & Testing
UKAS-accredited sampling and laboratory testing confirming water quality and effectiveness of control measures.
Training & Consultancy
Specialist training and consultancy tailored to helping duty holders, responsible persons, and employees understand and manage water safety responsibilities.
Remedial Plumbing Work
Corrective plumbing works addressing system design issues, reducing Legionella risk, and ensuring compliance with regulatory standards.
Digital/IoT Services
Smart monitoring technologies providing real-time data for improved water safety management and compliance.
Water Softeners
Systems designed to remove hardness, reducing scale build-up and improving overall system efficiency.
Chemical Dosing Units
Controlled chemical dosing systems maintaining water quality, preventing corrosion, scale formation, and bacterial growth.
Pre-Commission Cleaning
Thorough cleaning processes removing debris and contamination, ensuring systems are safe prior to operation.
Closed System Analysis
Detailed testing and analysis identifying water quality issues, supporting efficient and reliable system performance.
Boiler Water Treatment
Specialist treatment processes maintaining boiler efficiency, preventing corrosion, scale, and operational issues.
Remedial Work: Corrective Water Treatment Solutions
Targeted corrective measures restoring water quality, resolving system imbalances, and maintaining safe operation.
Backflow Prevention
Installation, inspection, testing, and servicing of RPZ valves, breaker tanks, and check valves, protecting potable water from contamination.
Water Regulation Compliance Consultancy
Expert guidance ensuring water systems meet UK regulations, compliance standards, and safety requirements.
Weʼre so proud of what weʼve achieved.
Delivering trusted Legionella control and water safety services
Providing structured monitoring and compliance programmes
Ensuring consistent, compliant management of water systems
Healthcare
Protecting patients and staff through rigorous water safety management in hospitals and care facilities.
Education
Ensuring safe water systems across schools, colleges, and universities despite fluctuating occupancy.
Public Sector & Local Authorities
Supporting councils and public sector organisations in maintaining safe, compliant water systems across diverse buildings.
Hospitality & Leisure
Managing water safety across hotels, restaurants, gyms, and leisure venues to protect guests.
Industrial & Manufacturing
Controlling water risks across factories, warehouses, and production facilities with complex systems.
Construction & Engineering
Supporting construction and engineering projects with Legionella risk assessments, system commissioning, and water safety guidance.
Residential & Social Housing
Safeguarding tenants through effective Legionella control within communal water systems and buildings.
Sports & Events
Maintaining safe water systems within stadiums, arenas, leisure centres, and event venues.
Charities & Third Sector
Supporting community organisations with practical water safety management across shared facilities.
Retail & Commercial
Ensuring safe water systems within shops, shopping centres, and commercial premises.
Weʼre so proud of what weʼve achieved.
Delivering trusted Legionella control and water safety services
Providing structured monitoring and compliance programmes
Ensuring consistent, compliant management of water systems
Healthcare
Protecting patients and staff through rigorous water safety management in hospitals and care facilities.
Education
Ensuring safe water systems across schools, colleges, and universities despite fluctuating occupancy.
Public Sector & Local Authorities
Supporting councils and public sector organisations in maintaining safe, compliant water systems across diverse buildings.
Hospitality & Leisure
Managing water safety across hotels, restaurants, gyms, and leisure venues to protect guests.
Industrial & Manufacturing
Controlling water risks across factories, warehouses, and production facilities with complex systems.
Construction & Engineering
Supporting construction and engineering projects with Legionella risk assessments, system commissioning, and water safety guidance.
Residential & Social Housing
Safeguarding tenants through effective Legionella control within communal water systems and buildings.
Sports & Events
Maintaining safe water systems within stadiums, arenas, leisure centres, and event venues.
Charities & Third Sector
Supporting community organisations with practical water safety management across shared facilities.
Retail & Commercial
Ensuring safe water systems within shops, shopping centres, and commercial premises.
