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.

As your business champion, we are committed to helping your business achieve its goals by putting your needs first. Whether you are looking to grow your business, manage your finances more effectively, or navigate complex regulatory challenges, we are here to support you every step of the way. 

We offer a plethora of services including Audit and Accounting, Corporate Finance, Forensic Accounting, Hospitality Services, Insolvency and Restructuring Services, Internal Audit and Tax Advisory. 

Sumer NI also services a diverse range of sectors including Hospitality and Tourism, Manufacturing and Industry, Retail and Consumer Goods and Distribution Services, Professional Services, Technology and IT, Property, Public Sector and Not-for-profit. 


Accounting

Consulting

Finance

Manufacturing

Professional Services

Sumer Northern Ireland

Warren Mead

Stephen Burns

Sarah Andrews

Richard Blakeman

Nicola Niblock

Nicola Averell

Michael Nixon

Judith Shortall

Jason Mccallion

Gareth Mcgonigle

Christine Hagan

Cathy Kennedy

Caroline Keenan

Brian Clerkin

Amanda Mcmaw

Adrian Patton

Sumer Northern Ireland

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