Water treatment solution providers, shortlisted.

Crystal Quest is a water filtration and treatment company headquartered in Kennesaw, Georgia, United States, that manufactures and distributes purification systems for residential, commercial, and industrial applications. The company designs customized whole-house, point-of-use, and point-of-entry systems engineered to address a wide range of contaminant concerns, including arsenic, nitrate, lead, fluoride, tannins, and turbidity. Building its products in the USA, Crystal Quest combines multiple media and membrane technologies to deliver up to 99 percent contaminant reduction across drinking water, process water, and softening needs.

PolyGone Systems, founded by Princeton University graduates in the United States, develops biomimetic filtration to intercept microplastics across wastewater plants, rivers, reservoirs and treatment channels. Its patented Artificial Root Filter uses plant-root-inspired media to capture microplastic particles, achieving about 98 percent filtration performance and removing 520 million particles in a pilot at the ACUA wastewater plant in Atlantic City, New Jersey. The company also runs lab-based microplastic analysis from 399 dollars per sample.

Oil Skimmers, Inc., headquartered in Cleveland, Ohio and operating for over 50 years, manufactures oil removal equipment that separates oil, fat and grease from process water, wash water, coolant and wastewater. Its Brill tube-type skimmers, floating weir skimmers and oil water separators with Active Oil Removal recover up to 99 percent of free-floating oils across food processing, metal machining, petrochemical and marine sectors. Product lines include CoolSkim, Skim 1st Tank, OilyBelt and the ORTS oil removal and transfer system.

Envirogen Technologies, headquartered in Kingwood, Texas, is an international provider of environmental technology and process water solutions with more than 30 years of experience. It specializes in outsourced operations and maintenance services, offering full-time staffing, routine service contracts, and emergency response for water treatment plants. Envirogen serves mining, petrochemical, food and beverage, and municipal sectors using ion exchange, hollow fiber membranes, and mobile deionization fleets.

Genesis Water Technologies, headquartered in Maitland, Florida, designs modular water and wastewater treatment systems plus specialty media and flocculants for industrial clients. The firm addresses silica removal, cooling tower cycles of concentration, scale and corrosion control, and water recycling for data centers and manufacturers. Named offerings include the Zeoturb bio-organic flocculant, GCAT catalytic membrane protection, and Genclean cooling tower tablets, backed by engineering process optimization consulting.

MECO Incorporated, headquartered in Louisiana with operations in California, Singapore, and Ireland, has built water purification equipment for over 90 years and is now a Grundfos company. It is a leading supplier of pharmaceutical and biopharmaceutical water systems, engineering Water for Injection (WFI) and Purified Water generation and distribution skids. MECO designs vapor compression distillation, reverse osmosis, and pure steam systems plus smartANALYTICS monitoring for life-science plants worldwide.

UCC Environmental, headquartered in Waukegan, Illinois, USA, provides industrial water treatment, air pollution control, and solids handling solutions. Its ultrapure water offering serves microelectronics and semiconductor manufacturing across makeup, primary, and polishing stages, combining reverse osmosis, electrodeionization, UV TOC reduction, activated carbon filtration, and membrane degasification to meet the most stringent UPW quality requirements for chip fabrication.

Ecosphere Technologies, operating as Brisben Water, develops patented technologies for industrial water treatment and wastewater recycling, with a focus on scale inhibition and corrosion control. The company uses advanced oxidation processes to recycle and reuse wastewater across oil and gas, mining, agriculture, and municipal sectors, and also addresses bacteria control and cooling and boiler water treatment. Headquartered in Hobe Sound, Florida, it has processed billions of gallons of wastewater in oil and gas operations.

American Water is a Michigan based water treatment provider with locations in Clarkston and Owosso serving residential and commercial customers. The company improves water quality by addressing turbidity, hardness, iron, arsenic, lead, tannins, bacteria, taste and odor, and total dissolved solids. It installs and services treatment equipment, performs water testing, and supplies softener salt and bottled water across the region.

Bluedrop Water is a South Easton, Massachusetts based water filtration company serving New England across residential, hospitality, office, and commercial and industrial sectors. The company tests water, then designs, installs, and maintains whole home and commercial systems for high volume contaminant removal. Its industrial clients include Boston Scientific and Samuel Adams, served by reverse osmosis, filtration, and softening systems sized for food and beverage, pharmaceutical, healthcare, and power applications.

AOS Treatment Solutions is a United States water testing and treatment company based in Cypress, Texas, operating since 1999. The company specializes in phosphorus removal from municipal and industrial wastewater, offering a complete line of products that reduce phosphorus in the final effluent before discharge. AOS supports treatment plants in meeting regulatory discharge limits through chemical, biological, and physical removal approaches.

Absolute Water Technologies provides water treatment equipment across the Midwest and Southern United States, specializing in dialysis water systems, laboratory water, central sterile processing, and commercial and industrial applications. The company designs, installs, and maintains purification systems, performs water quality testing, and distributes equipment from manufacturers including AmeriWater and Better Water. It supports healthcare and industrial facilities with preventative maintenance and consulting.

Gainey's Concrete is a Holden, Louisiana based manufacturer that designs and installs precast concrete wastewater treatment plants with third party engineering approval, alongside sanitary, stormwater, and industrial precast products. Its treatment plants use extended aeration with return activated sludge plus nitrification and denitrification to remove ammonia and organics. The company also references breakpoint chlorination, ion exchange, and zeolite filtration for ammonia control.

C.C.I. Chemical Corporation manufactures and distributes wastewater treatment chemicals from its main plant in Vernon, California, with additional facilities on both U.S. coasts and distribution across North America, South America, and Asia. The company designs customized chemical treatment programs, operates a fully equipped analytical laboratory, and provides on-site operator and management training during system startup. It supports clarifier, flotation, filtration, and batch treatment systems.

Sol-Up is a Las Vegas, Nevada based solar energy company founded in 2009 that designs and installs solar power, battery storage, and energy efficient products for residential and commercial customers, with a Southern California presence. The company publishes informational content on solar powered desalination as an application of solar energy. Its core focus is solar installation rather than dedicated water treatment equipment.

Fresenius Medical Care operates dialysis treatment centers and manufactures medical devices, with its North American headquarters in Waltham, Massachusetts. The company specializes in water purification for dialysis therapy, where clean, purified water is essential to delivering high-quality treatment. Its AquaB plus, AquaA, AquaB LITE, and AquaC UNO H systems deliver purified water for in-center and central dialysis applications.

Cannon Water Technology supplies water and wastewater treatment equipment and solutions, with dedicated offerings for the pharmaceutical industry where it emphasizes compliance with stringent regulatory requirements. The company provides customized systems for solvent filtration during active pharmaceutical ingredient production, sterile filtration of final products, and wastewater handling including emulsion breaking and sludge separation. It is headquartered in Rocklin, California.

Waterdrop designs and sells water filtration systems for residential use, specializing in reverse osmosis technology to reduce contaminants and total dissolved solids from tap water. The company offers undersink RO systems in capacities from 600 to 1600 GPD, countertop RO dispensers, and whole-house pre-filtration and water softening systems. Its products combine high-rejection RO membranes with multi-stage sediment and carbon filtration plus optional remineralization, and it operates through multiple United States warehouses.

Hydrite Chemical Co. provides chemical solutions across multiple industries, with a specialized focus on water and wastewater treatment. For wastewater applications, the company delivers tailored chemical treatments and feed options targeting odor control and hydrogen sulfide management, alongside contract manufacturing and plant sanitation services. Headquartered in Brookfield, Wisconsin, Hydrite applies oxidation chemistry and sulfide precipitation methods to neutralize odors and treat industrial wastewater streams.

USP Technologies is a United States company headquartered in Glen Allen, Virginia, with a secondary office in London, Ontario, Canada. The company provides performance-driven, full-service odor and corrosion control solutions for municipal and industrial wastewater systems, with more than 25 years of expertise in hydrogen sulfide control across collection systems, treatment plants, and biosolids handling.