The deal, worth $3.5bn (£2.2bn) in cash and stock, was overwhelmingly approved by PwC member firms and partners globally, and has received approval by competition authorities in Europe and the USA.
IBM unveiled its plan to acquire the consulting unit on 30 July. The IT vendor and services provider said it will create a new unit, IBM Business Consulting Services, which will include 30,000 consulting professionals from IBM and another 30,000 from PwC consulting. The new unit, the company said, will be the world's largest consulting services organisation, with operations in more than 160 countries. It will be part of IBM Global Services.
IBM has named three geographic general managers for the new Business Consulting Services organisation: Mike Collins for the Americas; David Dockray for Europe; and Hideki Kurashige for Asia-Pacific. All three managers come from PwC Consulting and will report directly to Ginni Rometty, general manager of IBM Business Consulting Services.