Hi, we are Abacus Jack. Modern, forward thinking Accountants, for small businesses with ambitious goals. When it comes to accounts, we remove the burden and talk plain English to explain how your business is performing, throughout the year.

We are based in Washington, Tyne and Wear, and work with businesses in Newcastle, Sunderland, Durham and the wider North East.

From tax advisory services to accounts and compliance, we specialise in the following areas:

  • Sole Trader and Self-Employed Accounts

  • Self-Assessment and Personal Taxes

  • Limited Company Formation and Limited Company Accountancy

  • Bookkeeping and Reporting

  • Payroll, VAT, CIS, and all aspects of Tax Compliance


Why Abacus Jack? We have redefined the relationship small businesses have with their accountant. We are friendly, approachable, and we work with our clients throughout the year to help them understand their key numbers, key dates, and better ways of working. We make sure clients know how to be efficient when it comes to tax and also when it needs paying so you never miss a deadline. Andy Thomas and Antonia Tappin lead a small team of highly experienced Chartered Accountants and support staff. Service is at the heart of everything we do and we are proud of all our 5* Google Reviews. We are here to help you grow your business into what you want it to be. Contact us today.


Our way…explained in 60 seconds

Founder, Andy Thomas, explains how we are changing the way small businesses access accountancy services. Abacus Jack is different, and we are proud to be one of the highest rated Small Business Accountancy Firms in the North East.

To lead an orchestra, you have to turn your back on the crowd
— Aristotle