| 1849 |
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Samuel Lowell Price sets up in business in London
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| 1854 |
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William Cooper establishes his own practice in London, which 7 years later becomes Cooper Brothers
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| 1865 |
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Price, Holyland and Waterhouse join forces in partnership
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| 1874 |
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Name changes to Price, Waterhouse & Co.
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| 1898 |
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Robert H. Montgomery, William M. Lybrand, Adam A. Ross Jr. and his brother T. Edward Ross form Lybrand, Ross Brothers and Montgomery
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| 1957 |
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Cooper Brothers & Co. (UK), McDonald, Currie and Co. (Canada) and Lybrand, Ross Bros. & Montgomery (US) merge to form Coopers & Lybrand
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| 1982 |
|
Price Waterhouse World Firm forms
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| 1990 |
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Schweizerische Revisionsgesellschaft (set up in 1912) merges with Price Waterhouse in Switzerland
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| 1991 |
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Schweizerische Treuhandgesellschaft (set up in 1906) merges with Coopers & Lybrand in Switzerland
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| 1998 |
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Worldwide merger of Price Waterhouse and Coopers & Lybrand to create PricewaterhouseCoopers
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| 2002 |
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PricewaterhouseCoopers completes the sale of its management consulting department, PwC Consulting, to IBM
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| 2005 |
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PwC sells Actuarial Benefits & Insurance Solutions to Swisscanto
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| 2008 |
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Tenth anniversary of the PricewaterhouseCoopers' merger
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