A Tradition of Innovation

1942

Pittsburgh Coke & Chemical Company, Inc. (Calgon Carbon's predecessor), pioneers the development of coal-based granular activated carbon for use in military protection masks.

1955

The "Pittsburgh Pulse Bed" system is introduced – the first activated carbon system for sugar decolorization.

1960

The Activated Carbon Division of Pittsburgh Coke and Chemical pioneers the use of granular activated carbon (GAC) in drinking water treatment.

1962

The Activated Carbon Division reaches a major milestone, when 40,000 pounds of bituminous coal-based GAC are installed for the Virginia-American Water Co., a subsidiary of the American Water Works Service Company, setting a new benchmark for drinking water quality.

1965

Pittsburgh Activated Carbon Company (formerly Pittsburgh Coke & Chemical), now manufacturing granular activated carbon for use in the removal of tastes, odors, colors and other impurities from liquids, and charcoal filters for cigarettes, is acquired by Calgon Corporation.

1967

Calgon Corporation is reorganized into six autonomous divisions, including the Pittsburgh Activated Carbon Company, responsible for its own marketing and manufacturing.

1968

Calgon Corporation merges with Merck & Co., Inc.

1970

Chemviron, S.A, headquartered in Brussels, is established to market water pollution control systems, products and engineering services in Europe.

1972

To provide a solution to industry's water pollution control problems, a new service concept is introduced to the marketplace, including the supply and maintenance of Company-owned equipment for wastewater treatment systems on the customer's site.

1978

To service customers in Japan, Korea and Taiwan, a joint venture is formed with Mitsui Chemicals, Inc. and Mitsui & Co., Ltd.

1985

Calgon Carbon, a wholly-owned subsidiary of Merck and Co., Inc., is acquired by its management through a leveraged buyout.

1987

Calgon Carbon completes initial public offering of common stock.

1988

Calgon Carbon acquires charcoal production operation in Germany.

1990

Through acquisition, Calgon Carbon establishes its Vara International Division to provide customized engineered systems for solvent recovery and volatile organic compound abatement.

1991

Calgon Carbon is listed on the New York Stock Exchange (NYSE), trading under the symbol CCC.

1993

Thames Water Utilities, Ltd., in the U.K. grants Calgon Carbon exclusive rights to market its new Sandwich Filter technology for the removal of pesticides and other organic compounds from drinking water.

1995

Calgon Carbon introduces Centaur®, a revolutionary family of activated carbon products specially manufactured to exhibit not only absorptive capabilities, but also enhanced catalytic properties.

1996

Supplementing its core technology of activated carbon, Calgon Carbon becomes the world leader in advanced oxidation by acquiring the perox-pure business operations of Vulcan Peroxidation Systems, Inc., (Tucson, Arizona), and Solarchem Enterprises, Inc., (Toronto, Ontario, Canada).

1996

Calgon Carbon also acquires Advanced Separation Technologies Incorporated™ (Lakeland, Florida), a leading worldwide supplier of separation process system that employs proprietary continuous ion exchange and continuous chromotography technologies; and Charcoal Cloth (International) Ltd., a British manufacturer of activated carbon in cloth form.

1997

Calgon Carbon forms a Singapore-based marketing subsidiary, Calgon Carbon Asia, serving customers in Korea, Taiwan, the People's Republic of China, Southeast Asia, Australia, New Zealand and India.

1998

Calgon Carbon introduces the Sentinel® UV disinfection system for controlling Cryptosporidium in drinking water, and the first cost-effective solution to eliminate perchlorate from drinking water: the ISEP® continuous ion exchange system for perchlorate removal, and the ISEP+® catalytic system for perchlorate destruction.

2000

Calgon Carbon successfully miniaturizes its proven industrial technologies for consumer applications, and launches three new consumer products.

2001

Calgon Carbon announces start-up of United States' largest UV Disinfection system for drinking water at Westview Water's Neville Island Treatment Plant.

2001

Calgon Carbon Corporation awarded a contract from a water utility in Southern California to design and provide its unique ISEP+® and Rayox® Ultraviolet/Oxidation systems for the removal and on-site destruction of perchlorate, N-Nitrosodimethylamine (NDMA), and 1,4 Dioxane from groundwater.

2002

Calgon Carbon awarded additional patent for technology to protect Drinking Water from Cryptosporidium.

2002

Calgon Carbon Corporation expands in Asia – starts up manufacturing plant in China.

2002

Calgon Carbon Corporation and Mitsubishi Chemical Corporation of Tokyo, Japan have agreed to form a joint venture partnership that will produce and sell activated carbon and related services throughout Japan.

2003

John Stanik elected President and CEO of Calgon Carbon.

2003

Intellectual property office of New Zealand grants Calgon Carbon Corporation patent for preventing replication of Cryptosporidium.

2003

Calgon Carbon awarded 2nd U.S. patent for UV Treatment of Cryptosporidium in drinking water.

2003

CCC leads the market in Groundwater Remediation for Perchlorate Treatment with 12 sites, treating 75 million gallons of water per day.

2004

Calgon Carbon Corporation acquires Waterlink Specialty Products, known as Barnebey Sutcliffe in the United States, and Sutcliffe Speakman in Europe, to enhance capabilities in carbon reactivation, impregnation and in on-site services.

2005

Calgon Carbon Corporation and C. Gigantic Carbon (Gigantic), headquartered in Bangkok, Thailand formed a joint-venture company to provide carbon reactivation services to the Thailand market. The new company, Calgon Carbon (Thailand) Ltd. will begin operation immediately.

2006

Calgon Carbon Awarded Contract for Drinking Water Treatment in South Korea.

2007

Calgon Carbon Awarded Contract for Drinking Water Treatment in China.

2007

Calgon Carbon Awarded Carbon Cloth Contract from Military.

2008

Calgon Carbon Featured on the History Channel's Modern Marvels.