Affordable Prices
We offer expert services at competitive rates, making professional support accessible for businesses of all sizes.
High Satisfaction
We take pride in delivering exceptional accounting services that consistently exceed expectations.
Years Of Practical Experience
Guidance From Our Expert Team
We Provide The Best Accountancy Solutions To Grow Your Business
We understand that managing your finances can be overwhelming — that’s why we’re here to make it easy. Our expert team offers accurate, timely, and affordable accounting services tailored to your unique needs. Whether you’re a small business owner, freelancer, or growing enterprise, we provide clear insights and dependable support every step of the way.
- High Client Satisfaction
- Commitment to Customers
- Best Quality You Can Get
Accounting Made Simple
Registration of LTD Companies
Set up your Limited Company the right way. We manage the entire formation process, so you can focus on your business.
Corporation Tax
Avoid penalties and stay on top of your obligations. We calculate, file, and advise on Corporation Tax so you don’t have to.
Registration for Self-employment
Start your journey as a sole trader with confidence. We handle the full registration process quickly and accurately.
Annual self-employed tax returns
Leave the paperwork to us. We ensure your self-assessment is accurate, timely, and stress-free.
Avoid Penalties for Late UK Tax Filing!
The UK tax system imposes strict penalties on late tax return submissions.
Contact us and let us deal with the hard work and avoid late tax filing
Self Assessment Tax Return Deadline in the UK
In the UK, most taxpayers need to submit a Self Assessment tax return to report their income and expenses to HM Revenue & Customs (HMRC). Missing the Self Assessment tax return deadline can lead to costly penalties, so knowing the timeline is essential.
Paper Tax Return Deadline
31 October.
OnlineTax Return Deadline
31 January of the following year.
MJ Books
Most Used Services
Business
Accounts For LTD
Customer
Self Employed Annual Accounts
VAT
VAT registration & Returns
Discover what our satisfied clients have to say.

CEO
‘Thank you very much for the professional, fast and reliable help in my tax affairs. You are the person that I would recommend to anyone.’

CEO
‘Magda is a capable individual who was organized, efficient and was able to work on her own initiative with at times a large workload. I am confident that Magda will be a suitable and valuable employee’.

CEO
Professionalism, reliability and individual approach - this is how I can briefly describe cooperation with MJ Books. I can always count on timely settlements, clear explanations and valuable advice. Thanks to them, I am sure that my financial matters are in the best hands. I recommend MJ Books with full conviction.

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Our Blog
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‘We would highly recommend Mrs Magdalena Jarza as a bookkeeper for your business. We got to know her work and she is professional, has great attention to detail and is very well organized. Mrs. Jarza has a sound knowledge of Sage 50, she performed daily bookkeeping duties for a large number of suppliers and clients, as well as processing VAT returns, CIS submissions and monthly payroll. She has proven to be highly efficient, competent and skillful.’