Aisléan Nicholson

Aisléan is a Business Tax advisory partner based in Belfast, focusing on the Northern Ireland market.

Before joining Deloitte Ireland, Aisléan spent more than 18 years with Deloitte UK, advising domestic and multinational companies on UK corporate and international tax matters, including business restructurings, mergers and acquisitions, financing structures, transfer pricing models and UK tax strategy.

Aisléan graduated with First Class LLB (Hons) Law and Accounting from Queens University, Belfast. She is a Chartered Accountant (Institute of Chartered Accountants in England and Wales) and a Chartered Tax Adviser (Chartered Institute of Taxation)