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Welcome to Llewellyns – Chartered Certified Accountants. Based in Brook House, Whitchurch, Cardiff we provide local businesses with accountancy services and expert advice. We are at the forefront of modern digital accounting, with in-house experts waiting to support your business.

What can Llewellyns Accountants do for you?

Annual Accounts

Our accountants can help you setup and tailor your systems in order to fulfill the legal requirements of accounting in the most efficient way. We will also ensure that your accounts are prepared in a timely manner and that together we have minimised tax liabilities wherever appropriate.


Our dedicated payroll team can remove the burden of running a fully compliant payroll system for your staff. We can fully manage the PAYE process and will work with the HMRC on your behalf to ensure you comply with all filing requirements and legal obligations.

Tax Advice

At Llewellyns Accountants, our guidance will help you plan to minimse your future tax liabilities. Our staff will make sure you have claimed back everything that you can, and we will use our years of expertise to suggest alternative strategies for tax savings where appropriate.

Business Startup

We can guide you through your business formation. Our advisors will ensure all the appropriate legal documentation is completed and you have a firm financial strategy in place to successfully develop the future of your new venture.


Our experts in VAT can take care of this complicated tax for you and the administrative work it demands. We will ensure you don’t overpay VAT by delivering returns are accurate and fully compliant with filing requirements and Making Tax Digital for VAT.


As auto-enrollment experts, we will guide you through the entire process from identifying suitable pension schemes, to enrolling your staff and operating your scheme. Our advice will ensure compliance with the rules set out by The Pensions Regulator.

Self Assessment

We deal with personal tax and self-assessment as well as businesses. Use us to ensure your returns are filed on time, and contain the right information to avoid any unnecessary tax burdens. We’ll keep your records straight and give you the tools to make keeping track of your finances as simple as possible.

Making Tax Digital

Making Tax Digital for VAT comes into effect on April 1st 2019 for businesses over the £85 threshold. This can be a challenging requirement to meet for many businesses, but with our expert help we can ensure you are ready for Making Tax Digital.

Contact us below or call 029 2062 4230

Llewellyns Chartered Certified Accountants - Our Blog Articles

Cyber Check


Llewellyns CyberSafe CheckChecking Known Data Breaches For Your Identity Enter an email address to check against known data leaks. We only use this email address to perform a search and the results are shown immediately. You will not be signed up to our mailing list. We are fully GDPR compliant. Frequently Asked QuestionsWhat Is This…

Making Tax Digital – Bridging Software

Unfinished Severn Bridge Photo

Why Bridging Software Is Delaying The Inevitable(And Possibly Breaking The Rules) What Is Bridging Software? Bridging software allows you to manually enter the details that would normally appear on a VAT submission, and converts this into the XML form required to submit through the MTD API. (See our full explaination of the MTD API process…

Making Tax Digital for VAT

Making Tax Digital Are You Ready Logo

The latest update from HMRC has clarified some details and responsibilities for business owners. The most important being that Making Tax Digital for VAT comes into effect on 1st April 2019 for VAT-registered businesses above the threshold of £85k.

GDPR – What you really need to know.

Laptop with EU Lock Symbol for GDPR

The General Data Protection Regulation (GDPR).Important changes and how to be compliant. There is a great deal of debate, and a certain amount of anxiety, among businesses surrounding GDPR. As qualified accountants we are regularly asked by our customers to help them deal with the implications of GDPR and provide advice. At Llewellyns we are…

Llewellyns Cryptocurrency Accountants

Bitcoins on a circuit board

“Bitcoin is a remarkable cryptographic achievement… The ability to create something which is not duplicable in the digital world has enormous value…Lot’s of people will build businesses on top of that.” – Eric Schmidt, Executive Chairman, Google.As digital accountants, we understand cryptocurrency. Llewellyns are modern digital accountants, and as a necessity, we are also fully…

Wi-fi WPA2 Hack and What it means. KRAKED

WPA2 Hack Console Output

The WPA2 Security Used to Protect Your Wi-fi Has Been Hacked As digital accountants, data security is of paramount importance to us and our clients. To this end we are always researching the latest security issues that the industry faces to ensure we are prepared to face them, and our data is kept secure. Recently…