3M makes everything from tape to high-tech security gear. The diversified company's products fall under four segment categories: Safety & Industrial, Transportation & Electronics, Health Care, and Consumer.

3M boasts some of the world's most recognizable consumer brands including Post-it notes, Scotch tapes, Scotchgard fabric protectors, Scotch-Brite scouring pads, Filtrete home air filters, and ACE bandages. 3M sells products directly to users and through numerous e-commerce and traditional wholesalers, retailers, distributors, and dealers worldwide. The company generates about 60% of its sales outside the US. 3M was founded in 1902 as a small mining venture in Northern Minnesota called Minnesota Mining and Manufacturing Company.

Headquarters: 3M Center Saint Paul, MN, 55144-1000 United States
Founded: 1902
Revenue: $32.18 billion

Annual Sales: $32.14 Bil

Website: https://www.3m.com/

Ecolab cleans up by cleaning up. The company offers cleaning, sanitation, pest elimination, and maintenance products and services to the energy, healthcare, hospitality, and industrial sectors, among others. Its cleaning and sanitizing operations serve hotels, schools, commercial and institutional laundries, and quick-service restaurants.

The US is Ecolab's largest market, accounting for about 55% of revenue.

Parker Hannifin s a leading global manufacturer of motion and control technologies, including fluid power systems for the manufacturing and processing industries. Other business lines include the manufacture of hydraulic, fuel, pneumatic, and electromechanical systems and components for the aerospace/defense industry; and motion and control systems for the heating, ventilation, air conditioning, and refrigeration (HVACR) and transportation industries. Parker

Donaldson Company is cleaning up the industrial world. The company is one of the top companies making filtration systems designed to remove contaminants from air and liquids.

Donaldson makes products for engine that include air intake and exhaust systems, liquid-filtration systems, and replacement parts. The company also makes dust, fume, and mist collectors and air filtration systems used in industrial gas turbines, computer disk drives, and other items. The US accounts for more than 40% of revenue

Headquarters: 1400 W 94TH St Minneapolis, MN, 55431-2370 United States
Founded: 1915
Revenue: $2.85 billion
Annual Sales: $2.84 Bil
Website:http://www.donaldson.com/

Pall Corporation, a subsidiary of Danaher Corporation, is a supplier of filtration, separation, and purification products and technologies to remove solid, liquid, and gaseous contaminants from liquids and gases. It operates two businesses globally: Life Sciences and Industrial.

Headquarters: 25 Harbor Park Dr Port Washington, NY, 11050-4664 United States
Founded: 1946
Revenue: $2.10 billion
Annual Sales: $2.79 Bil
Website: http://www.pall.com/

Evoqua Water Technologies is committed to protecting the world's most fundamental natural resource – water. It provides products and services for treating industrial, commercial, and municipal wastewater as well as for purifying drinking water (the company boasts technologies that can purify water to levels 1,000 times greater than typical drinking water).

Evoqua is a market leader in North America and does most of its business in the US. The company serves some 38,000 customers with 200,000 installations worldwide. The company offers its products, services and solutions in more than 100 countries. About 80% of its revenue comes from its US customers. Evoqua went public in 2017.

Headquarters: 210 6TH Ave Ste 3300 Pittsburgh, PA, 15222-2603 United States
Founded: 2013
Revenue: $1.43 billion
Annual Sales: $1.44 Bil
Website: http://www.evoqua.com/

Culligan International defines itself as the world's water expert. The company offers a full line of water filtration systems, water softeners, commercial and industrial water treatment solutions, drinking water systems, whole-house filtration systems, and bottled water delivery operations.

With approximately 35 brands, Cullingan International reports some 900 dealers working in approximately 90 countries. The company was established in 1936 as provider of water softening solutions for residences. Today its filtration systems serve the biggest structures in the world, from Burj Khalifa in Dubai to the largest cruise ship Harmony of the Seas.

Headquarters: 9399 W Higgins Rd Ste 1100 Rosemont, IL, 60018-4940 United States
Founded: 1986
Revenue: $652.75 million
Annual Sales: $1 Bil
Website: http://www.culliganok.com/

Watts Water Technologies manufactures a number of valves and flow control products used to maintain the quality, conservation, and flow of water, be it in a residential, commercial, industrial, or municipal setting. It also makes water quality products such as backflow preventers and filtration systems, water pressure regulators, and drainage devices. Its product lineup is sold under brands such as AERCO, Febco, Apex, SunTouch, and Tekmar.

Watts operates in North America, Europe, and the Asia Pacific, Middle East, and Africa (APMEA) region. The majority of the company's sales are generated through plumbing, heating, and mechanical wholesale distributors. The Americas region is its largest geographic market, accounting for about two-thirds of the company's sales.

Headquarters: 815 Chestnut St North Andover, MA, 01845-6009 United States
Founded: 1874
Revenue:$1.51 billion
Annual Sales: $1 Bil
Website: http://www.watts.com/

Calgon Carbon wants impurities in water and air gone. A global leader in activated carbons and purification systems, it offers purification and a variety of industrial and commercial manufacturing processes.

Calgon Carbon services include ballast water treatment, ultraviolet light disinfection, and advanced ion-exchange technologies used in the treatment of drinking water, wastewater, odor control, pollution abatement, and a variety of industrial and commercial manufacturing processes.

Headquarters: 3000 Gsk Dr Moon Township, PA, 15108-1381 United States
Founded: 1942
Revenue: $619.81 million
Annual Sales: $514 Mil
Website: http://www.calgoncarbon.com/

Aquatech International, LLC is located in Canonsburg, PA, United States and is part of the Commercial and Service Industry Machinery Manufacturing Industry.

Aquatech International, LLC has 500 total employees across all of its locations and generates $100.90 million in sales (USD). (Sales figure is modelled). There are 29 companies in the Aquatech International, LLC corporate family.

Headquarters: 1 Four Coins Dr Canonsburg, PA, 15317-1778 United States
Founded: 1981
Revenue: $100.90 million
Annual Sales: $140 Mil
Website: http://www.aquatech.com/