Welcome to Brett & Co. online

Brett & Co. is a leading firm of tax consultants and accountants based in Castlebar, Co. Mayo.

Complete Accountancy & Advisory Services for your Business

We offer a complete range of accountancy services for businesses, including advice on starting-up in business through to the prepartion of books, payroll and annual accounts.

Expert Advice on all Taxation Issues

We provide expert advice on taxation issues to new business start-ups, sole traders, partnerships, companies and trusts, based both in Ireland and abroad.