![]() Calgon Carbon Calgon Carbon Corporation is a manufacturer of activated carbon products for air and water purification. | ![]() Pall Corporation Pall Corporation is a company that provides filtration, separation, and purification solutions. | ![]() Ecowater Systems Ecowater Systems is a developer and manufacturer of innovative water treatment devices. | ![]() Evoqua Water Technologies Evoqua Water Technologies (formerly known as Siemens Water Technologies) is a company that provides water and wastewater treatment systems and technologies for industrial, commercial, and municipal markets. | |
Founding Date | Founding Date 1942 | Founding Date 1946 | Founding Date 1925 | Founding Date 2013 |
Type | Type Subsidiary | Type Subsidiary | Type Private | Type Subsidiary |
Tags | ||||
Locations | Locations Moon Township, US HQ Feluy, BE Sao Paulo, BR Suzhou, CN Fredericia, DK Rueil Malmaison, FR Hattersheim Am Main, DE see more | Locations Port Washington, US HQ Buenos Aries, AR Dandenong South, AU Wien, AT Hoegaarden, BE Sao Paulo, BR Burgas, BG see more | Locations Paris, FR HQ Drumettaz Clarafond, FR | Locations Washington, US HQ Castle Hill, AU Burnaby, CA Calgary, CA Edmonton, CA Fredericton, CA Mississauga, CA see more |
Employees | Employees 7281% increase | Employees 5,1291% decrease | Employees 32 | Employees 2,6975% decrease |

Pall Corporation is a company that provides filtration, separation, and purification solutions.
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Ecowater Systems is a developer and manufacturer of innovative water treatment devices.
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Evoqua Water Technologies (formerly known as Siemens Water Technologies) is a company that provides water and wastewater treatment systems and technologies for industrial, commercial, and municipal markets.
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