Touche Ross & Company

Deloitte

Type	UK private company, limited by guarantee
Industry	Professional services
Founded	1845; 172 years ago (1845) London, England, United Kingdom
Founder	William Welch Deloitte
Headquarters	London, UK (legal domicile) 30 Rockefeller Plaza, New York City, New York, United States
Area served	Worldwide
Key people	David Cruickshank (Chairman) Punit Renjen (CEO)
Services	Audit Tax Management Consulting Financial Advisory Risk Advisory Legal
Revenue	US$38.8 billion (2017)
Number of employees	263,900 (2017)
Website	www2.deloitte.com

London, UK (legal domicile)

Deloitte Touche Tohmatsu Limited /dəˈlɔɪt ˈtuːʃ toʊˈmɑːtsuː/, commonly referred to as Deloitte, is a UK-incorporated multinational professional services firm with operational headquarters in New York City in the United States.

Deloitte is one of the "Big Four" accounting firms and the largest professional services network in the world by revenue and number of professionals. Deloitte provides audit, tax, consulting, enterprise risk and financial advisory services with more than 263,900 professionals globally. In FY 2017, the company earned a record $38.8 billion USD in revenues. As of 2016^[update], Deloitte is the 6th-largest privately owned organization in the United States.