Expert Accountants in Londonderry


Accounting and Bookkeeping

Make your life easier with our accounting  and bookkeeping services from experienced professionals. We provide a complete range of tax and accounting services for self-employed individuals and small-to-medium enterprises.


Tax for NI

Find out which tax band you are in and save money by taking advantage of tax reliefs and allowances. We are experts on Northern Ireland tax law as well as cross-border matters.


Tax for ROI

Do business in the Republic of Ireland with confidence. With extensive experience with Republic of Ireland tax law, we make it easy to complete your returns and grow your business.

About Us

Diver Donaghy and Company Limited have a combined 50 years of experience, and we specialise in serving companies with tax returns and company formations, but also offer services to private and domestic clients, providing advice and services in all personal tax matters, plus CIS tax refunds are a forte. Based in Londonderry, we also specialise in Tax for NI and Tax for ROI - we provide expert advice on dealing with Irish tax matters on both sides of the border. CIS tax refunds are a speciality.

We work with all types of business including, the self-employed and SMEs (Small- & Medium-Sized Enterprises). We also provide reliable accountancy services for company directors and higher-rate pensioners.

Proudly Serving Customers across the UK and Northern Ireland