“Deloitte” is the brand under which thousands of professionals in independent firms provide audit, consulting, financial advisory, risk management, and tax support for select clients.
EY has over 200,000 professionals located around the world. EY was formerly known as Ernst and Young. It offers Advisory, Assurance, Tax, Strategic Growth Markets, Transactions, and Specialty Services.
KPMG is a global network of professional firms providing Audit, Tax and Advisory services. They operate in 155 countries and have more than 162,000 people working in member firms around the world.
PwC (formerly PricewaterhouseCoopers) serves 26 industries. PwC provides industry-focused services in the fields of assurance, tax, human resources, transactions, performance improvement and crisis management. The company has helped to resolve complex client and stakeholder issues worldwide.