Energy & Power Generation Water Treatment Companies

China · 200+ employees · 5 case studies

Founded in 2009, Vifluter is a global provider of low-temperature evaporation (LTE) solutions, helping industries reduce wastewater volume. Guided by our vision to "Become a world leader in resource recycling solutions,". Headquartered in China, we have established regional operating platforms and localized offices across the Middle East and Southeast Asia, ensuring rapid responses to our global clientele. Powered by a collaborative workforce of over 300 employees, Vifluter has served over 2,000 corporate clients. Our project operational stability ranks among the highest in the industry, earning widespread trust from global partners through proven product reliability and exceptional service. The Vifluter Vacuum Heat Pump Evaporator & Crystallizer is an advanced, energy-efficient solution engineered for industrial wastewater volume reduction, Zero Liquid Discharge (ZLD), and high-value resource recovery. Operating under deep vacuum conditions (-85 to -95 kPa), the system utilizes low-temperature heat pump technology (37–50°C) to process recalcitrant, high-salinity, and complex hazardous liquid streams (HazWaste) without requiring external steam. Equipped with continuous automated PLC controls, corrosion-resistant metallurgy, and specialized scraper/anti-scaling architectures, it transforms difficult industrial effluents into distilled clean water and reusable crystallized salts.

United States

Aria Filtra offers membrane-based water filtration solutions for municipal and industrial applications. The US-based company provides microfiltration (MF), reverse osmosis (RO), and mobile water treatment solutions across six continents with over two billion gallons of installed capacity.

United States

Reynolds Culligan is a Culligan-affiliated water treatment specialist serving Pennsylvania, New Jersey, Delaware, and Maryland since 1950. The company provides commercial and industrial water purification solutions through application engineering, innovative products, and technical service expertise.

United States

Fluence develops modular water and wastewater treatment solutions for municipal, industrial, and decentralized applications. The company offers containerized systems engineered for operational efficiency and rapid deployment, serving diverse sectors including food and beverage, desalination, and waste-to-energy.

Spain

Veolia is a global environmental services company operating across water, waste, and energy sectors. They serve municipal and industrial clients on five continents, providing integrated solutions for water management, waste treatment, and energy optimization to support ecological transformation.

Netherlands · 1-50 employees

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.

China · 200+ employees

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

India · 1-50 employees

DEVRAM INTERNATIONAL, headquartered in Surat, India, is a pioneering enterprise specializing in Snow and Rainwater Management with advanced contamination reduction abilities for storage and artificial groundwater recharge. Established as the commercial wing of Shree Someshwar Education Trust (SSET), DEVRAM INTERNATIONAL is driven by a mission to provide tech-enabled, nature-based solutions that address the world’s most pressing water and climate challenges. The company’s work integrates Integrated Water Resources Management (IWRM) principles and contributes across the source-to-sea water management cycle, ensuring holistic restoration of the global water cycle. Its innovative portfolio includes rainwater harvesting systems, stormwater management, aquifer recharge, artificial glaciers, desert trenches, rooftop water filtration, and green infrastructure models. These interventions directly reduce salinity in soils and aquifers, restore ecological balance, and enhance resilience to droughts, floods, and climate change. As the commercial promoter of the Global Rainwater Management Program (GRMP), DEVRAM INTERNATIONAL advances the vision of GRMP as a Global Common Minimum Program (GCMP) for nations and international bodies. GRMP demonstrates how rainwater and snowwater retention can restore entire natural cycles, while delivering unmatched benefits across the Sustainable Development Goals (SDGs). Alignment with the SDGs • SDG 2 (Zero Hunger): By reducing soil salinity, supporting organic farming, and ensuring water availability for agriculture, GRMP safeguards food security. • SDG 6 (Clean Water & Sanitation): DEVRAM’s recharge structures and contamination reduction technologies guarantee safe, sustainable drinking water for communities. • SDG 7 (Affordable & Clean Energy): By reducing dependency on energy-intensive desalination, GRMP lowers national energy bills and improves hydropower capacity. • SDG 9 (Industry, Innovation & Infrastructure): DEVRAM integrates nature-based water infrastructure with industrial operations, reducing OPEX and water footprints. • SDG 11 (Sustainable Cities & Communities): Through stormwater management and aquifer recharge, GRMP mitigates urban flooding and secures municipal supplies. • SDG 12 (Responsible Consumption & Production): Promotes a circular water economy, reusing wastewater, biogas from organic waste, and aligning with industrial CSR. • SDG 13 (Climate Action): By lowering GHG emissions and cooling local climates through water cycle restoration, GRMP strengthens resilience to global warming. • SDG 14 (Life Below Water): Free-flowing rivers, improved aquaculture, and reduced dam-related aquatic pollution support marine and freshwater ecosystems. • SDG 15 (Life on Land): DEVRAM’s interventions restore wetlands, mangroves, peatlands, and biodiversity-rich ecosystems, addressing land degradation. • SDG 17 (Partnerships for the Goals): The company actively collaborates with UN agencies, governments, World Bank programs, and private investors to scale GRMP globally. Founders and Leadership Dhaval Pandya, Co-Founder of DEVRAM INTERNATIONAL and CEO of SSET, is a globally recognized sustainability leader. He co-developed the Global Rainwater Management Program (GRMP), recognized by the United Nations Global Water Partnership (GWP) and the Government of India. As a Technical Committee Member (WRD03) of the Bureau of Indian Standards (BIS), he contributes to national water policy frameworks. His work is featured in UNCCD IWRM Action Hub and global forums like COP, Stockholm World Water Week, and World Bank SDG reviews. Manalika Pandya, Co-Founder, plays a critical role in embedding social, gender, and educational dimensions into GRMP. Her focus on women empowerment, local capacity building, and community-driven adoption ensures the program’s sustainability at the grassroots. Impact and Recognition DEVRAM INTERNATIONAL has piloted groundbreaking projects such as: Kawas Village (Gujarat, India): A GRMP model village achieving self-reliance in water, organic farming, and biogas, while resolving conflicts with industries. Delhi’s Water Paradox (Figshare Study): Shows how GRMP can solve megacity water crises without costly desalination or dams. GSECL Surat Project: Demonstrates reduced industrial water costs through GRMP recharge planning, aligning profitability with SDG and ESG goals. These projects show GRMP’s potential to reduce industrial and municipal water supply costs by up 60%, avoid massive investments in desalination and dams, and enable nations to achieve water sovereignty. Core Competencies • Rainwater & Snowwater Harvesting • Artificial Groundwater Recharge & Salinity Reduction • Stormwater Management & Urban Flood Control • Transboundary Water Cooperation • IWRM & Source-to-Sea Water Governance • AI-Enabled Hydrological Modelling & Policy Analytics • Environmental Services Restoration (Wetlands, Mangroves, Peatlands) • Circular Economy.

Belgium · 51-200 employees

Nuoro is an independent engineering cooperative in Belgium, specializing in circular water and energy projects. As consultants, tech integrators, and main contractors, they drive sustainable innovation in water treatment, reuse, and energy recovery, serving industries and public utilities across Europe.

India · 1-50 employees · 1 case study

Founded in 2009, formerly known as Red Circle Industries (RCI), RCI Aquatech creates custom wastewater solutions based on end users’ requirements, which allow for optimally chosen components resulting in a solution that meets or exceeds customer needs. RCI Aquatech’s wastewater treatment systems combine necessary process technologies to reach required state and federal discharge limits and comply with local regulations. Our systems focus on removal of pollutants such as heavy metals, greases, suspended solids, oils, high salt content, toxic compounds, phosphates and more. Using chemical-physical treatment (coagulation, flocculation, and sedimentation), biological treatment (aerobic and anaerobic) and wet chemical oxidation (persistent or toxic organics). Our expertise comprises the following technologies:  Filtration & softening systems  Physicochemical treatment (coagulation-flocculation)  Membrane filtration (UF & RO)  Ion exchange  Chemical oxidation  Biological treatment  Zero liquid discharge (ZLD) system

China · 51-200 employees

Eragon Enviro Tech (Xiamen) Co., Ltd. is a specialized provider of industrial water and wastewater treatment solutions, supporting engineering teams, EPC contractors, and industrial clients in solving complex water challenges. We focus on process design, system integration, equipment manufacturing, and modular system supply for industrial wastewater treatment, water reuse, ultrapure water (UPW), and advanced ZLD/MLD applications. Our solutions are applied across semiconductor, electroplating, electronics, and new energy industries, as well as other industrial sectors dealing with complex wastewater streams. We help clients improve system reliability, optimize process stability, reduce operational risks, and meet stringent discharge and reuse standards in demanding industrial environments. With in-house engineering capability and manufacturing strength, we support global partners from design to execution for high-performance water treatment systems.

Italy · 51-200 employees · 19 case studies

We produce a comprehensive range of spraying solutions, encompassing everything from small-scale nozzles to large industrial spraying systems. Our diverse product line includes various types of nozzles tailored to meet the specific requirements of every application and customer need. The company was established in Milan in November 1968, focusing on distributing parts and components for fire protection systems. Over time, we expanded our offerings to include a diverse range of industrial sprayers tailored to various applications. In addition to our distribution and manufacturing of fire protection system components and industrial sprayers, we specialize in designing and producing pneumatic spray nozzles for industrial use and tank washing nozzles. Our product line also encompasses a variety of complementary accessories essential for industrial washing, including filters, spray guns, and hoses. Furthermore, we offer ejectors, blower nozzles, swivel joints, and hose clamps to provide comprehensive solutions for our customers' needs. PNR Italia is part of the Tecomec Group and oversees four other affiliated companies to form PNR Company, a consolidated reality with a significant presence on the market.

Netherlands · 51-200 employees

Puragen Activated Carbons specializes in providing high-quality activated carbon filtration solutions for air, water, and energy applications. With a focus on sustainability and cost-effectiveness, Puragen serves various industries, including municipal water, industrial manufacturing, and waste management, across Europe.

Indonesia · 51-200 employees

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

India · 1-50 employees

MEDIO is committed to the installation and servicing of water filtration systems and purifiers. Our initial venture into the water filtration industry began with Kent Water Purifiers and later expanded to encompass whole-house filtration systems and, subsequently, commercial ranges. As a company, MEDIO consistently stays abreast of the latest technologies, filtration methodologies, and advanced filtration mediums. This proactive approach has enabled us to build a robust network with multiple sales and service points. We uphold the principle of providing "Value for Money," prioritizing customer requirements. This customer-centric policy has cultivated significant trust, resulting in repeat orders and referral sales. Our continuous investment in training our staff in sales and operations reflects our commitment to achieving the desired work quality. We view quality as a habit and dedicate our utmost efforts to manifest it in both our products and services. Mission: Our goal is to achieve industry leadership in water filtration products by capturing the majority of the Iron removal medium market in India. Additionally, we aim to pioneer the introduction of energy efficient and water-saving filtration products that enhance water quality and minimize wastage.

India · 200+ employees

About MAX FIBER INDIA MAX FIBER INDIA is an Ahmedabad, Gujarat-based manufacturer and supplier of industrial chemical storage tanks, process equipment, piping systems, and corrosion-resistant solutions. The company serves industries including chemical processing, pharmaceuticals, water and wastewater treatment, petrochemicals, food & beverage, textiles, mining, agriculture, pulp & paper, and power generation. The company specializes in HDPE and PP Spiral Tanks, with capacities listed from 0.5 KL to 100 KL, along with FRP Tanks, Pickling Tanks, Spiral Reaction Vessels, PP-FRP Blowers, Pollution Control Systems, HDPE Transportation Tankers, and HDPE/PP/PPRC/PVDF pipes and fittings. Core Product Range HDPE Spiral Tanks PP Spiral Tanks PPH Tanks FRP Tanks PVDF Tanks / PVDF-lined equipment HDPE, PP & FRP Reaction Vessels HDPE & FRP Lining PP + FRP / PPH + FRP Tanks Pickling Tanks Chemical Storage Tanks HDPE Transportation Tankers PP-FRP Blowers Pollution Control Systems HDPE, PP, PPRC & PVDF Pipes and Fittings Manufacturing & Engineering MAX FIBER INDIA focuses particularly on spiral-wound thermoplastic tank technology. Its website states that HDPE/PP Spiral Tanks are designed using advanced spiral winding technology and according to RITA DVS 4.0. The listed HDPE/PP tank range includes customized diameters and lengths, with capacities up to 100 KL. The company also emphasizes customized engineering based on the customer's capacity, chemical service, operating conditions, dimensions, nozzles, manholes, accessories, and installation requirements. International Supply MAX FIBER INDIA positions itself as an Indian manufacturer and exporter serving customers in India and international markets. Based on the company information you've shared, you can strengthen your corporate profile by highlighting your supplied projects/customers in UAE/Dubai, Bahrain, Qatar, Saudi Arabia and South Africa, including your experience supplying tanks to Dubai Municipality.

United Arab Emirates · 1-50 employees

Liquid X is a water technology consultancy and commercialization platform focused on accelerating the deployment of next-generation filtration solutions, with a core emphasis on graphene-based water treatment. Founded to address the gap between breakthrough innovation and real-world implementation, Liquid X operates at the intersection of advanced material science, water infrastructure, and market deployment. While significant advances in water technologies exist globally, many remain confined to laboratories or early-stage ventures. Liquid X bridges this gap by identifying, validating, and commercializing high-impact solutions—particularly graphene-based filtration systems—within the GCC and wider MENA region. Our consultancy model is built around a full lifecycle approach: from technology scouting and technical evaluation to pilot design, validation, and scaled deployment. We work with asset owners, governments, and enterprises to translate emerging technologies into practical, site-ready solutions. This includes designing pilot programs with measurable performance metrics, enabling data-driven decision-making, and ensuring that innovations are proven under real operating conditions before scale-up. A key focus of Liquid X is the commercialization of graphene-based water filters. Graphene, a two-dimensional material with exceptional strength, permeability, and adsorption capacity, has the potential to fundamentally transform water treatment. Its nano-scale structure allows precise separation of contaminants while enabling faster water flow and lower energy consumption compared to conventional systems. Through strategic partnerships with innovators, researchers, and manufacturers, Liquid X is actively working to bring graphene filtration technologies from concept to market. These systems are being developed to address some of the most critical water challenges, including the removal of PFAS and emerging contaminants, heavy metals, dissolved solids, and industrial pollutants—while significantly reducing waste and energy intensity associated with traditional technologies such as reverse osmosis. Our role extends beyond technology development. Liquid X supports the full commercialization journey, including: Technical due diligence and performance validation Pilot implementation and third-party verification Integration with existing infrastructure Development of scalable deployment models Coordination with EPC contractors, facility managers, and regulators Ongoing monitoring, compliance, and optimization By operating as a vendor-agnostic platform, we ensure that solutions are selected based on performance, suitability, and long-term value—not vendor bias. The MENA region faces some of the world’s most acute water challenges, including scarcity, high desalination dependence, and rising energy costs. Liquid X is positioned to introduce more efficient, decentralized, and sustainable alternatives through advanced filtration technologies. Graphene-based systems, in particular, offer the potential for lightweight, modular, and energy-efficient treatment solutions that can be deployed at scale across residential, commercial, and industrial applications. At its core, Liquid X is not just a consultancy—it is an enabler of the next generation of water infrastructure. By combining deep regional expertise with global innovation networks, we are helping transform how water is treated, distributed, and consumed. Our mission is to accelerate the transition from legacy, resource-intensive systems to smarter, more sustainable water solutions—unlocking the full potential of graphene and other advanced materials to build a more water-secure future.

Spain · 51-200 employees

Chemipol S.A. is a leading manufacturer and supplier of biocides, additives, and specialty chemicals, serving diverse industries such as utilities, manufacturing, and energy production. Based in Spain, Chemipol provides advanced water treatment solutions, including desalination and wastewater treatment technologies, across Europe.

China · 200+ employees

Changzhou Senjie Environmental Equipment Co., Ltd. is a Chinese manufacturer of solid-liquid separation, sludge dewatering and water treatment equipment, based in the Changzhou National Hi-Tech Industrial Development Zone, Jiangsu Province. Founded in 2014, we employ 1,280 people across two plants totalling more than 50,000 m2 and build over 1,000 machines a year. 1. FILTER PRESSES - Membrane (diaphragm) filter press, squeezing pressure up to 2.0 MPa, for the lowest achievable cake moisture - Chamber filter press (recessed plate) for industrial wastewater and mineral slurry - Plate and frame filter press for chemical, pharmaceutical, food, brewery and edible oil filtration - Fully automatic filter press with PLC control, automatic plate shifting, cake discharge and cloth washing - Mining and tailings dewatering presses for dry stacking; laboratory and pilot presses from 1 m2 Filter areas 1-1,500 m2, plate sizes 320x320 mm to 2,000x2,000 mm, filtration pressure 0.6-1.6 MPa, cake thickness 25-40 mm. Frames in carbon steel, SS304 or SS316. 2. MULTI-DISC SCREW PRESS (spiral sludge dewatering machine) Continuous, fully automatic dewatering for municipal and industrial sludge, as an alternative or complement to a filter press. All stainless steel, 17 models from KYDL-131 to KYDL-404, power 0.38-6.8 kW, capacity 5-640 kg DS/h. Low energy and wash-water consumption, low noise, compact footprint, PLC control compatible with dosing and feed systems. 3. SLURRY AND SLUDGE PUMPS - Slurry pumps (AH series) for filter press feeding and abrasive mineral slurry: flow 12.6-1,368 m3/h, head 6-64 m, power 1.5-90 kW, wear-resistant wet end - Progressing cavity (screw) pumps for high-viscosity, high-solids sludge, pulsation-free delivery - Air-operated diaphragm pumps, self-priming and chemically resistant, for slurries and corrosive liquids - Ceramic piston pumps in high-purity ceramic for the most abrasive and chemically aggressive duties 4. INDUSTRIAL WATER PURIFICATION (REVERSE OSMOSIS) SJ-RO025 / SJ-RO05 / SJ-RO1 series RO ultrapure water systems, 0.25-1.0 t/h, pump power 1.1-1.8 kW. Multi-stage pre-filtration plus RO membranes, SUS304/SUS316 wetted parts, PLC monitoring of conductivity, pressure and flow with automatic alarms. Used for laboratory, electronics, pharmaceutical and food process water, and as supporting water for filter press and dewatering lines. 5. CONSUMABLES AND SPARE PARTS Reinforced polypropylene chamber plates and membrane plates, 320x320 mm to 2,000x2,000 mm. Filter cloth in polypropylene, polyester and nylon - monofilament, multifilament, staple and needle felt - cut and finished to fit any brand of press, including food-grade cloth for juice, edible oil and syrup, and heavy-duty cloth for mining concentrate and tailings. 6. COMPLETE SYSTEMS Municipal sludge dewatering lines and turnkey industrial wastewater treatment plants: conditioning and chemical dosing, pH adjustment, coagulation and flocculation, sedimentation or DAF, biological treatment where required, sludge thickening, dewatering by filter press or screw press, cake handling and filtrate return. WHY A MANUFACTURER MATTERS Plates, cloth, presses and screw presses are produced in our own workshops rather than bought in. We quote non-standard plate sizes, supply replacement plates and cloth for other manufacturers' presses, and support a machine for its whole working life. In-house quality inspection centre and more than 30 R&D engineers. HOW WE SIZE A JOB Send us the slurry data - daily volume, dry solids content, particle size, operating temperature and pH, and your target cake moisture - and we return a sized proposal covering machine selection (filter press or screw press), filter area, plate type, cloth selection, feed pump and cycle time. WHERE OUR EQUIPMENT RUNS Municipal sewage sludge dewatering; mining, mineral concentrate and tailings dry stacking; coal slurry; stone, granite and marble cutting slurry; electroplating and surface finishing effluent; chemical and petrochemical; oil and gas; pharmaceutical; food, beverage and brewery; ceramics and kaolin; textile dyeing; pulp and paper; metallurgy and steel; power and new energy; sand and aggregate washing. Contact: Cong Lin, General Manager - lincong@czsenjie.com - +86 181 5173 1332 (WhatsApp same number) - https://czsenjehb.com