GMcG Chartered Accountants is a leading independent firm of chartered accountants based in Northern Ireland, with offices in Belfast, Portadown, and Lisburn. The firm provides a comprehensive range of professional services including audit and assurance, taxation, business advisory, corporate finance, and forensic accounting. GMcG works with a diverse client base covering owner-managed businesses, SMEs, charities, not-for-profit organisations, and large corporate entities.

Known for its partner-led approach, GMcG builds strong client relationships by delivering tailored, practical advice that supports business growth, compliance, and strategic decision-making. The firm combines deep local expertise with a strong understanding of the challenges and opportunities facing its clients, ensuring proactive solutions and long-term value. GMcG is also actively engaged in the local business community, sponsoring events and supporting charitable initiatives across Northern Ireland.