Waters Corporation provides analytical workflow solutions in Asia, the Americas, and Europe. It operates through two segments: Waters and TA. The company designs, manufactures, sells, and services high and ultra-performance liquid chromatography, as well as mass spectrometry (MS) technology systems and support products, including chromatography columns, other consumable products, and post-warranty service plans. It also designs, manufactures, sells, and services thermal analysis, rheometry, and calorimetry instruments; and develops and supplies software-based products that interface with its instruments, as well as other manufacturers' instruments. In addition, the company offers MS technology instruments are used in drug discovery and development comprising clinical trial testing, the analysis of proteins in disease processes, nutritional safety analysis, and environmental testing. Further, the company provides thermal analysis, rheometry, and calorimetry instruments for use in predicting the suitability and stability of fine chemicals, pharmaceuticals, water, polymers, metals, and viscous liquids for various industrial, consumer good, and healthcare products, as well as for life science research. Its products are used by clinical, pharmaceutical, biochemical, industrial, nutritional safety, environmental, academic, and governmental customers working in research and development, quality assurance, and other laboratory applications. The company was founded in 1958 and is headquartered in Milford, Massachusetts.

Pentair plc provides various water solutions in the United States, Western Europe, China, Eastern Europe, Latin America, the Middle East, Southeast Asia, Australia, Canada, and Japan. The company operates through three segments: Flow, Water Solutions, and Pool. The Flow segment designs, manufactures, and sells fluid treatment and pump products and systems, including pressure vessels, gas recovery solutions, membrane bioreactors, wastewater reuse systems and advanced membrane filtration, separation systems, water disposal pumps, water supply pumps, fluid transfer pumps, turbine pumps, solid handling pumps, and agricultural spray nozzles for fluid delivery, ion exchange, desalination, food and beverage, separation technologies in the oil and gas industry, residential and municipal wells, water treatment, wastewater solids handling, pressure boosting, circulation and transfer, fire suppression, flood control, agricultural irrigation, and crop spray in residential, commercial, and industrial markets. The Water Solutions segment provides commercial and residential water treatment products and systems, including pressure tanks, control valves, activated carbon products, commercial ice machines, conventional filtration products, and point-of-entry and point-of-use water treatment systems, as well as installation and preventative services for use in residential whole home water filtration, drinking water filtration, and water softening solutions, as well as commercial total water management and filtration in foodservice operations. The Pool segment provides residential and commercial pool equipment and accessories comprising pumps, filters, heaters, lights, automatic controls, automatic cleaners, maintenance equipment, and pool accessories for applications in residential and commercial pool maintenance, pool repair, renovation, service, and construction and aquaculture solutions. Pentair plc was founded in 1966 and is headquartered in London, the United Kingdom.

Core & Main, Inc. distributes water, wastewater, storm drainage, and fire protection products and related services to municipalities, private water companies, and professional contractors in the municipal, non-residential, and residential end markets in the United States. Its products portfolio include pipes, valves, hydrants, fittings, and other products and services; storm drainage products, such as corrugated piping systems, retention basins, inline drains, manholes, grates, geosynthetics, erosion control, and other related products; fire protection products, including fire protection pipes, and sprinkler heads and devices, as well as fabrication services; and meter products, such as smart meter products, meter sets, meter accessories, installation, software, and other services. The company's specialty products and services are used in the maintenance, repair, replacement, and construction of water, wastewater, storm drainage, and fire protection infrastructure. Core & Main, Inc. was founded in 1874 and is headquartered in Saint Louis, Missouri.

A. O. Smith Corporation manufactures and markets residential and commercial gas and electric water heaters, boilers, heat pumps, tanks, and water treatment products in North America, China, Europe, and India. The company offers water heaters for residences, restaurants, hotels, office buildings, laundries, car washes, and small businesses; boilers for hospitals, schools, hotels, and other large commercial buildings, as well as homes, apartments, and condominiums; and water treatment products comprising point-of-entry water softeners, well water solutions, and whole-home water filtration products, and point-of-use carbon and reverse osmosis products for residences, restaurants, hotels, and offices. It also provides commercial water treatment and filtration product; expansion tanks, commercial solar water heating systems, swimming pool and spa heaters, and related products and parts; and electric wall-hung, gas tankless, combi-boiler, and heat pump and solar water heaters. The company offers its products under the A. O. Smith, State, Lochinvar, Hague, Water-Right, Master Water, Atlantic Filter, and Water Tec brands. It distributes its products through independent wholesale plumbing distributors, as well as to retail channels consisting of hardware and home center chains, and manufacturer representative firms; and offers Aquasana branded products directly to consumers through e-commerce channels. A. O. Smith Corporation was founded in 1874 and is headquartered in Milwaukee, Wisconsin.

Badger Meter, Inc. manufactures and markets flow measurement, quality, control, and communication solutions worldwide. It offers mechanical or static water meters, and related radio and software technologies and services to municipal water utilities market. The company also provides flow instrumentation products, including meters, valves, and other sensing instruments to measure and control fluids going through a pipe or pipeline, including water, air, steam, and other liquids and gases to original equipment manufacturers as the primary flow measurement device within a product or system, as well as through manufacturers' representatives. In addition, the company offers ORION Cellular endpoints to power network as a service; ORION mobile read endpoints support for deploying AMR solution; radio products; hardware, instruments, and sensors, and related software, to enhance connected data to a water utility's operation; water quality monitoring solutions, including optical sensing and electrochemical instruments; and high frequency pressure and leak detection sensors to aid in burst pipe and leak events; as well as BEACON, a secure cloud-hosted software suite that establishes alerts for specific conditions and allows consumer engagement tools that permit end water customers to view and manage their water usage activity. Its flow instrumentation products are used in water/wastewater, heating, ventilating and air conditioning, and corporate sustainability markets. The company serves water utilities, commercial, and industrial industries; and provides training, project management, technical support, and other collaborative services for customers. It sells its products and software directly, as well as through resellers and representatives. The company was incorporated in 1905 and is based in Milwaukee, Wisconsin.

Zurn Elkay Water Solutions Corporation engages in design, procurement, manufacture, and marketing of water management solutions in the United States, Canada, and internationally. It offers water safety and control products, such as backflow preventers, fire system valves, pressure reducing valves, thermostatic mixing valves, PEX pipings, fittings, and installation tools under the Zurn and Wilkins brand names. The company also provides flow systems products comprising point drains, hydrants, fixture carrier systems, chemical drainage systems; and interceptors and separators, acid neutralization systems, and remote monitoring systems under the Zurn and Green Turtle brands. In addition, it develops, manufactures, and markets remote tank monitoring devices, alarms, software, and services. Further, the company offers sensor-operated flush valves under the AquaSense, Aquaflush, and AquaVantage brands; heavy-duty commercial faucets under the AquaSpec brand; water conserving fixtures under the EcoVantage and Zurn One brands; stainless steel products under the Just Manufacturing brand name, which include stainless steel sinks and plumbing fixtures, and various types of sinks, as well as drinking water dispensing and filtration products under the Elkay and Halsey Taylor brands. It distributes to institutional, commercial, waterworks, and residential end markets through independent sales representatives, plumbing wholesalers, and industry-specific distributors in the waterworks, foodservice, industrial, janitorial, sanitation, and sitework industries. The company was formerly known as Zurn Water Solutions Corporation and changed its name to Zurn Elkay Water Solutions Corporation in July 2022. Zurn Elkay Water Solutions Corporation was incorporated in 1892 and is headquartered in Milwaukee, Wisconsin.

Mueller Water Products, Inc. manufactures and markets products and services for the transmission, distribution, and measurement of water used by municipalities, and the residential and non-residential construction industries in the United States, Israel, and internationally. It operates in two segments, Water Flow Solutions and Water Management Solutions. The Water Flow Solutions segment provides valves for water systems, such as iron gate, butterfly, tapping, check, knife, plug, and ball valves, which are used to control distribution and transmission of potable water and non-potable water, as well as in water transmission or distribution, water treatment facilities, or industrial applications. It also offers service brass products. The Water Management Solutions segment offers dry-barrel and wet-barrel fire hydrants for water infrastructure development; fire protection systems, and water infrastructure repair and replacement projects; pipe repair products, such as couplings, grips, and clamps used to repair leaks; residential, fire protection, and commercial water metering products and systems; water leak detection and pipe condition assessment products and services; machines and tools for tapping, drilling, extracting, installing, and stopping-off; gas valve products for use in gas distribution systems; and intelligent water solutions, including pressure control valves, advanced pressure management, network analytics, event management, and date logging. It sells its products under the Canada Valve, Centurion, Ez-Max, Hydro Gate, Hydro-Guard, HYMAX, HYMAX VERSA, Jones, Krausz, Milliken, Mueller Systems, Mueller, Pratt, Pratt Industrial, Repamax, Repaflex, Singer, Echologics, Echoshore, ePulse, Hersey, LeakFinderRT, Sentryx, and U.S. Pipe Valve and Hydrant brands. The company was founded in 1857 and is headquartered in Atlanta, Georgia.

Energy Recovery, Inc., together with its subsidiaries, designs, manufactures, and sells energy efficiency technology solutions in the Americas, the Middle East, Africa, Asia, and Europe. The company operates through Water and Emerging Technologies segments. The company offers high and low pressure, and ultra pressure exchangers; AT and LPT hydraulic turbochargers; and high-pressure feed and circulation booster pumps for use in seawater and brackish desalination, and wastewater treatment. It also provides PX G1300, which reduces energy consumption and operating costs of carbon dioxide-based refrigeration systems; and spare parts, as well as repair, field, and commissioning services. It sells its products under the ERI, PX, Pressure Exchanger, PX Pressure Exchanger, Ultra PX, PX G, PX G1300, PX PowerTrain, AT, and Aquabold brands to original equipment manufacturers, supermarket chains, cold storage facilities, refrigeration system installers, and other industrial users; aftermarket customers consisting of desalination plant owners and operators; and project developers, end-users, and industry consultants, as well as engineering, procurement, and construction firms. Energy Recovery, Inc. was incorporated in 1992 and is headquartered in San Leandro, California.