The management consulting services market is on the verge of radical change, with major companies such as Deloitte Touche Tohmatsu Limited, Accenture Plc, International Business Machines Corporation, Ernst & Young Global Limited and PricewaterhouseCoopers (PwC) leading the way. In terms of size, Strategy Consulting, the industry's most prestigious segment, represents less than 15% of the market and is comparable to the HR Consulting domain.