William O'Neill B.A., Managing Director

As the managing director of the company William is in charge of the business operations and structure. With over 10 years experience in accountancy he is well versed and knowledgeable in accounting as well as business management.

William has vast experience and qualifications in Sage computerised accountancy. He has the unenviable task of ensuring Atreus Accountants Ltd are ready for the Making Tax Digital (MTD), the Government initiative which rolled out in April 2019.

Len Summerson FMAAT, Senior Accounts Director

Having worked as an accountant for over 40 years, the majority of which owning his own practise, Len comes equipped with invaluable knowledge and experience of accounting and the financial world.

As the head of our accounts and management team Len is often the first port of call for many of our clients. He is always at hand, willing and able to help with any queries they ask of him. Always available and personable, it is little wonder he has formed many close working relationships over his years in the industry.

Leonard Summerson is licensed and regulated by AAT under licence number 81

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