Callum is a meticulous financial services operational tax specialist with six years of experience in international withholding tax, particularly the US and Irish Qualified Intermediary regimes.

He has extensive knowledge of the IRS QI regime, including a track record of seven years of accurate 1042, 1042-S and 1099 reporting, and successfully conducting periodic reviews.

Callum has a first-class honours degree in Finance and Economics from Bournemouth University.