Big Six (business consulting firms)

The Big Six are the six largest professional services firms specializing in management consulting, auditing, and advisory services. They include Deloitte, PricewaterhouseCoopers (PwC), Ernst & Young (EY), KPMG, Accenture, and McKinsey & Company. These firms help organizations improve performance, solve complex business problems, ensure regulatory compliance, and develop strategies for growth. They have a global presence and serve a wide range of industries. The Big Six are known for their extensive expertise, resources, and influence in shaping business practices worldwide.