Xylem Inc., together with its subsidiaries, engages in the design, manufacture, and servicing of engineered products and solutions worldwide. It operates through four segments: Water Infrastructure, Applied Water, Measurement & Control Solutions, and Integrated Solutions and Services. The Water Infrastructure segment offers products, including water, storm water, and wastewater pumps; controls and systems; filtration, disinfection, and biological treatment equipment; and mobile dewatering equipment and rental services under the ADI, Flygt, Godwin, Sanitaire, Magneto, Neptune Benson, Ionpure, Leopold, Wedeco, and Xylem Vue brands. The Applied Water segment provides pumps, valves, heat exchangers, controls, and dispensing equipment systems under the Goulds Water Technology, Bell & Gossett, A-C Fire Pump, Standard Xchange, Lowara, Jabsco, Xylem Vue, and Flojet brands. The Measurement & Control Solutions segment offers smart meters, networked communication devices, data analytics, test equipment, controls, sensor devices, software and managed services, and critical infrastructure services; and software and services, including cloud-based analytics, remote monitoring and data management, leak detection, condition assessment, asset management, and pressure monitoring solutions, as well as testing equipment. This segment sells its products under the Pure Technologies, Sensus, Smith Blair, WTW, Xylem Vue, and YSI brands. The Integrated Solutions and Services segment provides maintenance services, mobile services, digital outsourced solutions, wastewater systems, environmental remediation, odor and corrosion control, filtration, reverse osmosis, ion exchange, and deionization under Aquapro, WaterOne, and Ion Pure brands. Xylem Inc. was formerly known as ITT WCO, Inc. and changed its name to Xylem Inc. in May 2011. Xylem Inc. was incorporated in 2011 and is headquartered in Washington, District of Columbia.

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.

Advanced Drainage Systems, Inc. designs, manufactures, and markets thermoplastic corrugated pipes and related water management products in North America and internationally. The company operates through Pipe, International, Infiltrator, and Allied Products & Other segments. It offers single, double, and triple wall corrugated polypropylene and polyethylene pipes; plastic leachfield chambers and systems; EZflow synthetic aggregate bundles; wastewater purification through mechanical aeration wastewater for residential and commercial systems; septic tanks and accessories; combined treatment and dispersal systems, including advanced enviro-septic and advanced treatment leachfield systems; and allied products, including storm retention/detention and septic chambers, polyvinyl chloride drainage structures, fittings, and water quality filters and separators. The company also purchases and distributes construction fabrics and other geosynthetic products for soil stabilization, reinforcement, filtration, separation, erosion control, and sub-surface drainage, as well as drainage grates and other products. In addition, it provides PVC hubs, rubber sleeves, and stainless-steel bands. The company offers its products for non-residential, residential, agriculture, and infrastructure applications through a network of distribution centers. Advanced Drainage Systems, Inc. incorporated in 1966 and is headquartered in Hilliard, Ohio.

Watts Water Technologies, Inc., together with its subsidiaries, supplies products and solutions that manage and conserve the flow of fluids and energy into, through, and out of buildings in the commercial, industrial, and residential markets in the Americas, Europe, the Asia-Pacific, the Middle East, and Africa. The company offers residential and commercial flow control and protection products, including backflow preventers, water pressure regulators, temperature and pressure relief valves, thermostatic mixing valves, leak detection and protection products, commercial washroom solutions, and emergency safety products and equipment for plumbing and hot water applications. It also provides heating, ventilation, and air conditioning and gas products comprising commercial boilers; water heaters and heating solutions; hydronic and electric heating systems for under-floor radiant applications; custom heat and hot water solutions; hydronic pump groups for boiler manufacturers and alternative energy control packages; and flexible stainless-steel connectors for natural and liquid propane gas in commercial food service and residential applications. In addition, the company offers drainage and water re-use products, such as drainage products, engineered rainwater harvesting solutions for commercial, industrial, marine, and residential applications; connected roof drain systems; and water quality products that include point-of-use and point-of-entry water filtration, conditioning, and scale prevention systems for commercial, marine, and residential applications. The company sells its products to plumbing, heating, and mechanical wholesale distributors and dealers; original equipment manufacturers; specialty product distributors; and do-it-yourself and retail chains, as well as wholesalers and private label accounts. Watts Water Technologies, Inc. was founded in 1874 and is headquartered in North Andover, Massachusetts.

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.

Northwest Natural Holding Company, through its subsidiary, Northwest Natural Gas Company, provides regulated natural gas distribution services to residential, commercial, and industrial customers in the United States. The company operates a mist gas storage facility contracted to other utilities, third-party marketers, and electric generators; offers natural gas asset management services; and operates an appliance retail center. It also engages in gas storage, water and wastewater, non-regulated renewable natural gas, and other investment businesses. In addition, the company provides natural gas service in Oregon and southwest Washington; and water and wastewater connections. Northwest Natural Holding Company was founded in 1859 and is headquartered in Portland, Oregon.

Insteel Industries, Inc., together with its subsidiaries, manufactures and markets steel wire reinforcing products for concrete construction applications. The company offers prestressed concrete strand (PC strand) and welded wire reinforcement (WWR) products. Its PC strand is a seven-wire strand that is used to impart compression forces into precast concrete elements and structures providing reinforcement for bridges, parking decks, buildings, and other concrete structures. The company's WWR engineered reinforcing product is used in nonresidential and residential construction. It produces a range of WWR products, such as engineered structural mesh, an engineered made-to-order product that is used as the primary reinforcement for concrete elements or structures serving as a reinforcing solution for hot-rolled rebar; concrete pipe reinforcement, an engineered made-to-order product, which is used as the primary reinforcement in concrete pipe, box culverts, and precast manholes for drainage and sewage systems, water treatment facilities, and other related applications; and standard welded wire reinforcement, a secondary reinforcing product for crack control applications in residential and light nonresidential construction, including driveways, sidewalks, and various slab-on-grade applications. It sells its products through sales representatives to the manufacturers of concrete products, rebar fabricators, distributors, and contractors. The company was founded in 1953 and is headquartered in Mount Airy, North Carolina.

Perma-Pipe International Holdings, Inc., together with its subsidiaries, engineers, designs, manufactures, and sells specialty piping and leak detection systems. It offers insulated and jacketed district heating and cooling piping systems for energy distribution from central energy plants to various locations; and primary and secondary containment piping systems for transporting chemicals, hazardous fluids, and petroleum products, as well as engages in the coating and insulation of oil and gas gathering and transmission pipelines. The company also offers liquid and powder based anti-corrosion coatings for external and internal surfaces of steel pipe, including shapes like bends, reducers, tees, and other spools/fittings that is used in pipelines for the transportation of oil and gas products and potable water. It has operations in the United States, Canada, the Middle East, North Africa, Europe, India, and internationally. The company was formerly known as MFRI, Inc. and changed its name to Perma-Pipe International Holdings, Inc. in March 2017. Perma-Pipe International Holdings, Inc. was incorporated in 1993 and is headquartered in Spring, Texas.