Water treatment solution providers, shortlisted.

SolarPure is a United States company based in Longwood, Florida that produces solar-powered water treatment and conditioning systems for homes and businesses. The company markets itself as the original solar-powered water treatment system, eliminating energy consumption while removing contaminants such as lead, chlorine, bacteria, sulfur, fluoride, nitrates, and iron through custom-fitted filtration and softening media.

RainDance Water Systems manufactures and sells whole-house water purification equipment for residential and commercial use, focusing on treating high total dissolved solids water. The company offers whole-house reverse osmosis systems ranging from 400 to 12,000 GPD for both well and municipal supplies, free water analysis to identify contaminants, and ongoing technical support. Headquartered in California, RainDance combines reverse osmosis, nanofiltration, and UV disinfection in its system packages.

Sorbster specializes in industrial wastewater treatment, manufacturing adsorbent media to remove contaminants from water used in boilers, cooling towers, and other industrial applications. Its product range targets silica, selenium, mercury, copper, and multiple heavy metals, achieving removal rates up to 99 percent. Based in Cleveland, Ohio, the company supports customers with water diagnostics, pilot treatment programs, temporary treatment options, and pump-and-treat applications using standard industry tanks and cartridges.

Clearwater Systems is a United States commercial and industrial water treatment provider offering ultra-pure and high-purity water treatment systems. The company serves applications that require water of exceptional purity, such as laboratories, electronics, and manufacturing, designing systems that remove dissolved ions, organics, and particulates to meet stringent purity specifications.

Donaldson Company is a global filtration leader founded in 1915 and headquartered in Bloomington, Minnesota, operating across six continents with more than 150 locations and multiple innovation centers. Its liquid filtration portfolio includes cartridges, bag and capsule filters, housings, and complete systems for process, sterile, and industrial applications. The company also supplies steam, gas, and compressed air filtration with technical support and aftermarket services.

MAC Water Technologies is a United States company based in Kansas City, Kansas that manufactures, implements, and maintains water and wastewater treatment systems. The company focuses on reducing total dissolved solids in wastewater through multiple treatment methods to help clients meet EPA discharge standards, and also provides boiler water treatment and chemical services for industrial operations.

bioprocessH2O is a United States company headquartered in Portsmouth, Rhode Island that designs, manufactures, and assembles advanced process water and wastewater treatment systems for industrial and municipal clients. The company specializes in custom-engineered systems for pharmaceutical and biotech wastewater, managing organic compounds, heavy metals, ammonia, and dissolved solids while supporting regulatory compliance and operational efficiency.

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.

Pure Aqua specializes in designing and manufacturing industrial and commercial water treatment systems for over 20 years. The company has delivered more than 10,000 purification systems to clients across 200+ countries. All systems are engineered and manufactured in the USA.

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.

DuPont provides advanced water purification and treatment solutions designed to address complex water and industrial process challenges. The company specializes in membrane-based and ion exchange technologies to enable essential water treatment across multiple industries including microelectronics, food, pharma, and power generation.

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.

ALAR Corp manufactures industrial wastewater treatment systems addressing compliance, hauling costs, and regulatory requirements. The company designs and builds equipment for diverse industries including food and beverage, concrete, surface finishing, and oily wastewater applications.

Seven Seas Water Group is a fully integrated water and wastewater solutions provider specializing in Water-as-a-Service delivery. The company designs, builds, finances, and operates treatment facilities for municipal, commercial, and industrial clients globally. Their offerings address water scarcity through desalination and sustainable water reuse technologies.

US Water Systems is a direct manufacturer and retailer specializing in residential and commercial water treatment solutions. The company emphasizes American-made products, certified expert support, and factory-direct pricing, serving diverse markets including homes, businesses, and industrial applications with comprehensive water quality solutions.

Aquasana is a US water filtration manufacturer offering award-winning systems engineered to reduce contaminants. Operating for over 25 years, the company develops residential filtration for whole-house, point-of-use, and shower applications. Their team includes 30+ U.S.-based scientists and engineers focused on filtration innovation.

Carollo Engineers is a US environmental engineering firm specializing exclusively in water and wastewater services. Founded in 1933, the company provides planning, design, construction management, and operations support for municipal water utilities and industrial clients across North America.

WesTech Engineering provides comprehensive water and wastewater treatment solutions including mobile equipment, full-plant operations, and aftermarket services. The company serves industrial, municipal, and specialized markets with proven technologies and responsive support for treatment challenges.

Kurita America provides industrial water treatment solutions including chemicals, equipment, engineering, and services. As part of the global Kurita Group, the company delivers customized approaches to address complex water management challenges across diverse industries while promoting sustainability.

Ecolab (and its Nalco Water division) is a global leader providing water, hygiene, and infection prevention solutions across 40+ industries. The company offers science-based treatments, data-driven insights, and AI technology to optimize water management and operational efficiency for enterprise customers worldwide.