JOHN MACMAHON & CO LIMITED

John MacMahon & Co Limited is a chartered accountancy and audit firm that has been delivering cross-border expertise across the island of Ireland since 1982. With a team of thirty qualified professionals, the practice serves businesses of all sizes-from family-run enterprises to larger organisations-operating in both the Republic and the United Kingdom.

The firm's core services include full-spectrum accounting and audit support, helping clients navigate the financial reporting process with clarity and confidence. Its tax team specialises in planning and compliance, particularly in the complex area of cross-border taxation, offering advice that is often unavailable outside the major city-centre practices. In addition, John MacMahon & Co provides bespoke business advisory, working closely with each client to develop tailored strategies that enhance growth and operational efficiency.

Operating from offices in Belfast, Newry and Dundalk, the firm is well-placed to serve clients throughout the Greater Newry and Belfast regions, as well as Counties Down, Armagh, Louth and Monaghan, and beyond. Their flexible approach to software and commitment to chartered status make them a trusted partner for businesses seeking professional, yet approachable, financial guidance.