Sumer Northern Ireland

About us:

We are one of the largest accountancy firms in Northern Ireland. Previously known as the Belfast office of ASM Chartered Accountants, we have become part of the Sumer Group. With a dedicated team of top-tier professionals attuned to our clients’ needs, you can count on us for invaluable business guidance precisely when it matters most. We have over 29 years of experience, offering comprehensive accountancy solutions tailored to meet the diverse needs of businesses across the UK and Ireland.

Our clients:

At Sumer NI, we understand that no two businesses are the same, which is why we provide personalised accounting services tailored to your specific requirements. From small enterprises to large public and private sector organisations, our team of professionals is equipped to handle all aspects of financial management with precision and care.

Our services:

Our services encompass a wide spectrum, including but not limited to, tax advisory, corporate finance services, accounting services and auditing. Whether you are seeking strategic financial guidance, assistance with day-to-day accounting tasks, audit services, or support to navigate complex tax regulations, we are here to provide expert advice and assistance every step of the way.


Sumer Northern Ireland

4th Floor Glendinning House, 6 Murray Street, Belfast, BT1 6DN

+44 (0)28 9024 9222