So Big 4 Apr 2026

: Consistently one of the top two, with 2021 revenues around $45 billion.

: They originated from the "Big Eight" firms of the 20th century. Mergers and the 2002 collapse of Arthur Andersen (due to the Enron scandal) eventually left only these four giants. so big 4

: The smallest of the four by revenue ($32.1 billion in 2021) but still a massive global player. Why They are "So Big" : Consistently one of the top two, with

: They audit the vast majority of public companies worldwide, providing a level of "high auditor reputation" that is critical for financial markets . : The smallest of the four by revenue ($32

Working at a Big 4 firm is often viewed as a "career launchpad" due to the intensive training and prestigious pedigree it provides. Big 4 Companies: Deloitte, PwC, EY & KPMG (2026) | IE

The phrase "" typically refers to the four largest professional services networks in the world: Deloitte, PwC (PricewaterhouseCoopers), EY (Ernst & Young), and KPMG. These firms dominate the global market for auditing , tax, consulting, and advisory services. The Core Firms