The Center for Responsive Politics documents Nalco Company Political Action Committee financial contributions to political candidates, with 2010 contributions to Judy Biggert (R-IL), Charles Boustany (R-LA), Dan Lipinski (D-IL), John Shimkus (R-IL) and Dick Durbin (D-IL).
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In July 2011, Nalco announced a merger with Ecolab, Inc., and it became a wholly owned subsidiary of Ecolab Inc. in December 2011 after the completion of the US$5.4 billion acquisition by Ecolab.
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Daniel S. Sanders, who was previously president of Exxon Mobil Chemical Company, a subsidiary of Exxon Mobil; serves on the Nalco's (now, Ecolab's) board.
American Broadcasting Company | Fox Broadcasting Company | Ford Motor Company | The Walt Disney Company | Royal Shakespeare Company | Hudson's Bay Company | East India Company | Dutch East India Company | McKinsey & Company | H. J. Heinz Company | Company | Peninsular and Oriental Steam Navigation Company | company | Bad Company | production company | Three's Company | Shell Oil Company | Goodyear Tire and Rubber Company | Glenn L. Martin Company | The Coca-Cola Company | Southern Pacific Transportation Company | Pullman Company | Marconi Company | Canon (company) | Victor Talking Machine Company | Negro Ensemble Company | Little, Brown and Company | Firestone Tire and Rubber Company | Dole Food Company | North West Company |
Employers contributing to the population explosion of the 1980s and 1990s included: Bell Labs and Western Electric (now Alcatel-Lucent), Amoco (now BP and Ineos), Nalco, Nicor, and Edward Hospital.