Boston Consulting Group
Bain & Company
KPMG
PwC
Ernst & Young
Deloitte
Goldman Sachs
Kearney (consulting firm)
Arthur Andersen
Accenture
Enron
Purdue Pharma
BlackRock
Morgan Stanley
Capgemini
Global management consulting firm
mckinsey.com
McKinsey & Company is an American multinational strategy and management consulting firm that offers professional services to corporations, governments, and other organizations. Wikipedia