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하도 빅포 빅포 하셔서 찾아 봤습니다.
위키피디아에서 그렇다네요.
저는 아는 것이 없습니다…
한 수 갈켜 주세요.
The Big 4, sometimes written as the Big Four, is a group of international accountancy and professional services firms that handles the vast majority of audits for publicly traded companies as well as many private companies.
The members of the Big 4 are PricewaterhouseCoopers, Deloitte Touche Tohmatsu, Ernst & Young and KPMG.