The difference is basically branding and how the companies split the different offerings. Effectively they can all he called consulting or advisory. EY specifically rebranded from advisory to consulting a few years back without changing business models at all.
Sparkatarka t1_iy1l1ss wrote
Reply to comment by civil_beast in [OC] 'Big 4' accounting firms are PwC, Deloitte, KPMG, and EY - breaking down how they make money by giteam
The difference is basically branding and how the companies split the different offerings. Effectively they can all he called consulting or advisory. EY specifically rebranded from advisory to consulting a few years back without changing business models at all.