Treatment Technologies
Commercial Water Treatment Companies
Treatment providers serving commercial buildings, hospitality, healthcare, and retail, potable, cooling, and domestic hot water loops.
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Ecosystems International
PT Ecosystems International (PT ESI) was established at Jakarta on 21st November 2006. We are an industrial effluent treatment systems integrator specializing in electrocoagulation (EC), a unique waste water treatment profile. PT ESI has capabilities in designing complete waste water treatment solutions by combining various effluent treatment systems such as the electro-coagulation, biological, chemical processes and membrane filtration, offering its customers a wide and comprehensive range of solutions, tailored to suit their various needs – ranging from basic effluent treatment for discharge to effluent recycling for water reuse. The Company is experienced in handling the design, engineering, procurement, construction and operation of new Effluent Treatment Plants (“ETP”) and possesses expertise in retrofitting existing ETP to increase the flow rate and treatment capability without any major infrastructure increase PT ESI is also a premier waste water treatment service company specializing in handling waste water generated from Exploration (Drilling) and Produced Water. Customers in Indonesia include major Oil & Gas companies such as Pertamina, Exxon, Chevron, Petro-China and Medco. Operations in Indonesia are provided by both mobile and fixed units. At drill sites where waste-water recycling is required, PT ESI supplement these treatment units with skid mounted mobile Reverse Osmosis systems. The technologies and solutions employed by PT ESI are developed in-house and examples of these are its proprietary Trident™ Electro Contaminant Removal (“ECR”) system, the Stage Contaminant Removal (“SCR”) process and Mobile On-Site Waste-Water Treatment (“OWT”) units
Brine Consulting
BRINE CONSULTING delivers senior-level strategy, technical design, and actionable insight across the full lifecycle of water-related challenges. We support clients with advisory and due diligence, advanced brine management and resource recovery, industrial and municipal water reuse, and MLD/ZLD systems. Our team also leads ESG and climate-resilience strategy, innovation scouting, and international development and PPP advisory. With deep specialization in desalination, brine valorization, circular economy models, and high-impact infrastructure, we help organizations turn water and waste streams into opportunities, providing clear thinking, rapid delivery, and solutions built for real-world results.
Gi Aqua , Water as a Service
GI WAAS delivers cutting-edge water and wastewater solutions using advanced nanotechnology and zero total discharge solution sets industry standards. Our mission is to provide smart, sustainable, and decentralized treatment systems. We are committed to circular economy principles and reducing environmental impact. Our holistic approach provides comprehensive, tailor-made solutions that are designed to meet the specific needs of each client
Hangzhou Realize Technology Co., LTD.
HANGZHOU REALIZE TECHNOLOGY CO., LTD. is a technology enterprise. The company collaborates with domestic and international universities such as Beijing University of Technology, Tsinghua University, and Berlin University of Technology to address the challenges of enhancing anaerobic efficiency and nitrogen removal in high-ammonia nitrogen wastewater. The core technologies foucs on energy-saving denitrification and enhanced green methane production. These two technologies can increase production efficiency of green methane by 20% and reduce costs of wastewater denitrification by 60%.
Sidonwater S.L.
Sidon Water is a water technology company specialised in non-chemical water treatment and system optimisation. We develop and deploy advanced solutions that prevent and remove limescale, reduce fouling and corrosion, and improve the performance of cooling towers, industrial water systems, and reverse osmosis and desalination installations. Sidon Water works with industrial clients, commercial building owners, OEMs and EPC partners to deliver measurable improvements in energy efficiency, operational reliability and asset lifetime. Our activities cover the full cycle from analysis and pilot projects to system integration, commissioning and long-term performance optimisation.
Hainan Litree Water Purification Technology Industry Co., Ltd.
Litree: Pioneering Ultrafiltration for a Water-Secure World Founded in 1992, Litree has dedicated 30+ years to redefining water purification through ultrafiltration (UF) membrane technology—our core expertise and passion立升（Litree）. As a global high-tech enterprise rooted in independent innovation, we’ve evolved from a membrane R&D startup to one of the world’s leading water problem solvers, with over 146 core patents and state-of-the-art manufacturing hubs in Haikou and Suzhou, China立升（Litree）. Our signature hollow fiber UF membranes are engineered to deliver unmatched performance: 0.01μm precision removes 99.99% of bacteria, viruses, and contaminants while preserving essential minerals—striking the perfect balance between purity and health立升（Litree）. This technology powers our diverse solutions, from residential whole-house systems to large-scale municipal projects and industrial wastewater treatment, all designed for sustainability and cost-efficiency. What truly sets us apart is our commitment to making safe water accessible. We’ve completed projects serving 50,000+ residents with centralized purification systems that cut construction costs and footprint by 50% compared to traditional setups—proof that advanced technology can also be affordable. Today, our solutions reach 60+ countries, supporting 3,000+ industrial clients and millions of households worldwide. At Litree, water isn’t just our business—it’s our mission. We believe every drop matters, and we’ll keep pushing boundaries to create a future where clean, safe water is a universal right, not a privilege
RammSanderson
RammSanderson is one of the fastest growing multi-disciplinary consultancies in the UK. Already partnered with some of the largest water infrastructure companies in England, RammSanderson specialises in: Ecology Flood risk management Arboriculture Habitat management Providing a pragmatic and cost-effective approach to projects on either a site-specific or framework basis, RammSanderson is founded on the principles of customer service, technical excellence, and pragmatic solution-based consulting. The company was founded in 2014 by Oliver Ramm, Nick Sanderson and Anthony Mellor, since when it has grown from strength to strength, with a diversified client portfolio spanning across infrastructure, utilities, commercial and residential sectors. Initially focusing primarily on ecology, the company has grown to encompass a wide variety of environment-based disciplines. This approach has yielded a multitude of benefits, allowing each individual discipline to effortlessly draw knowledge from a wider set of specialists while also allowing seamless delivery and straightforward accountability on more complex multidisciplinary projects.
SUEZ Advanced Solutions UK Ltd
Unique integrated water solutions and unrivalled expertise. Suez Advanced Solutions UK deliver innovative methods of water and wastewater management throughout the UK. Working with a wide range of customers in the industrial and utility sectors, SUEZ Advanced Solutions UK are focussed on tailored and integrated process solutions for measurable results. Suez Advanced Solutions UK’s suite of environmental technologies and services deliver optimised methods of water network management for the water sector. Utilising a wealth and depth of experience in water and sewerage networks, a wide range of pioneering and innovative process solutions are now successfully providing commercial benefits to water companies, and improving service quality for the end user. Our industrial water specialists deliver bespoke solutions based on the specific needs and process requirements of the customer, to provide reduced costs, energy and water consumption. Committed to continuous development through technical innovation, Suez Advanced Solutions UK transfer knowledge and expertise from a diverse range of industrial sectors, offering a comprehensive understanding of processes and relevant environmental and industry legislations.
Technocover Ltd
Technocover is an approved ISO 14001:2004 Environmental and ISO 9001:2008 Quality Accredited Company, dedicated to the Design, Manufacture, Installation and Maintenance of Physical Security Access Solutions for protection to all industrial sectors. Our extensive in-house design and manufacturing facilities are home to well established research and development unit and comprehensive testing facility. Our commercial offices incorporate our design team who utilise the latest computer aided design technology and work alongside our dedicated planning section who oversee everything from surveying, scheduling and contract reviews, to the management of framework agreements. We have been designing and manufacturing innovative steel products since 1993. In that time, through organic growth, planned expansion and acquisition, we have gained a reputation as the UK’s leading supplier of Physical Steel Security Access Products. We have a range of aperture security solutions for virtually every application, establishments in the UK and overseas have sought our expertise in providing security products for asset protection. We operate a Total Service Philosophy and can handle complete projects from site survey to final installation, whether for new or refurbishing projects, the adaptability of our galvanised steel access products means the most complex design criteria can be met. Our range of high quality access products offer custom built operational and security solutions to prevent unauthorised persons gaining access, securing key assets against all levels of trespass, malicious vandalism, theft, extortion, contamination or terrorism. Many of our access system products have been tested and approved by the Loss Prevention Certification Board (LPCB) to LPS 1175 issue 5 or above, Security Rating Levels 2, 3, 4 or 5. Frameworks We hold both exclusive and shared framework agreements with most of the major UK water companies. Framework Security items include: LPCB Level 2 Universal Gas Cylinder Clamps LPCB Level 3 Mesh Cage Systems LPCB Level 3 Flush Access Covers LPCB Level 4 Upstand Access Covers LPCB Level 4 Padlockable Access Doors LPCB Level 4 Key Entry Doors LPCB Level 4 Enclosures/Kiosks/Cabinets LPCB Level 4 Walk-In Modular Buildings LPCB Level 4 Window Bar Sets LPCB Level 5 Louvres
Water Treatment Priorities for Hotels, Office Buildings, and Food Service Operations
Commercial facilities face water treatment challenges that differ from industrial plants in regulatory profile and operational context. Hotels managing HVAC cooling towers must comply with ASHRAE 188 Legionella risk management plans and local health department requirements, which typically mandate documented water management programs, quarterly testing, and corrective action protocols. Office buildings with complex chilled and hot water circuits need scale and corrosion control programs sized to the system's metallurgy and operating temperature range—a mixed copper and steel system requires a different inhibitor blend than an all-steel circuit.
Food service and beverage applications add NSF/ANSI 60 compliance requirements for any water treatment chemical in contact with potable water used in food preparation. Chlorine and chloramine in municipal supply water cause flavor and odor issues in coffee, ice, and beverages; activated carbon pre-treatment is standard in quality-conscious operations. Scale on commercial espresso machines and steamers builds rapidly in hard water markets, making point-of-use softening or phosphate-based scale inhibitors essential for equipment protection and warranty compliance.
When selecting a commercial water treatment provider, evaluate their ability to integrate with building management systems (BMS) for automated monitoring and alert escalation. Providers offering remote monitoring of conductivity, pH, chemical residuals, and flow rates reduce the burden on facility management staff and enable proactive responses to drift conditions. Also confirm that service intervals, emergency response times, and regulatory documentation support are explicitly defined in the service contract.
Frequently Asked Questions
What water treatment does a hotel cooling tower legally require?
Under ASHRAE 188, hotels with cooling towers must implement a Water Management Plan (WMP) that includes a system flow diagram, hazard analysis, control measures, monitoring schedule, and corrective action protocols. Legionella testing is typically required quarterly at minimum, with testing frequency increasing if system upsets occur. Many jurisdictions have additional local ordinances with specific chemical treatment requirements and registration obligations for cooling towers—verify applicable requirements with your local health department before selecting a treatment provider.
How do I reduce scale on commercial food service equipment cost-effectively?
For espresso machines, steamers, and combi ovens, point-of-use ion exchange cartridges sized for your local hardness level provide the most direct scale protection and are often required to maintain equipment warranties. Phosphate-based scale inhibitors injected into the cold supply line are a lower-cost alternative but may not meet NSF/ANSI 60 requirements in all jurisdictions. Reverse osmosis with remineralization is increasingly specified in high-end food service where both scale control and consistent water mineral profile (TDS 100–150 mg/L) are quality requirements.
What is the typical cost of a commercial water treatment service contract?
Service contract pricing varies by system complexity, number of circuits, and monitoring requirements. For a mid-size hotel cooling tower program including chemicals, quarterly Legionella testing, and monthly service visits, annual costs typically range from $8,000 to $25,000. HVAC closed loop programs (chilled water and hot water) add $3,000–$8,000 per year depending on system volume. Always clarify whether quoted prices include chemical costs or whether chemicals are billed separately, as chemical costs can represent 40–60% of the total program spend.
How do I verify that a commercial water treatment provider is qualified for ASHRAE 188 work?
Ask whether the provider's technicians hold Certified Water Technologist (CWT) credentials from the Association of Water Technologies (AWT) or equivalent state certification. Request a sample Water Management Plan they have developed for a comparable facility and review it for completeness against ASHRAE 188 requirements. Also confirm they carry professional liability insurance and can provide references from hotels or commercial facilities with documented Legionella program compliance histories.