Introduction to the Big 4

You will have heard about the Big Four and probably can even name them if you work in the Wharf. But what exactly are EY, KPMG, Deloitte and PwC doing and why are they so important? Well, they are definitely big with revenues of $35-60bn and 250-400,000 employees each.

From Big Four to Investment Banking?

Big 4 vs Bulge-Bracket Investment Banking

How to Be Prepared in the AI Age for a Graduate/Intern Role in Big 4

As the Big Four firms (Deloitte, PwC, EY, and KPMG) redefine professional services through AI integration—automating routine tasks, launching AI assurance services, and shifting toward tech-driven models—graduates face a more competitive landscape with reduced entry-level hires. Traditional accounting roles are evolving, with AI handling up to 90% of audits and data processes, creating demand for hybrids of technical expertise, human-centric skills, and adaptability.