Business finance done right!
Accounting and tax advisory services designed for growth-minded and forward-thinking business leaders.


About Us
At Dias & Associates, we are a dynamic and forward-thinking accountancy firm based in the heart of London. Our team consists of highly qualified accountants with expertise across a range of accounting and finance disciplines, holding prestigious qualifications such as ACCA, AAT, and honours and master’s degrees in accounting and finance. With these qualifications, we bring a high level of expertise and professionalism to every service we provide.
PRECISION
TRUST
GROWTH
Services
What your business can get with us

Bookkepping
Using cutting-edge software like Xero, QuickBooks Online, and other industry-leading tools, we provide real-time insights to help you make smarter business decisions.

Statutory Accounts
At Dias & Associates, we ensure your annual accounts are prepared accurately, on time, and fully compliant with HMRC and Companies House regulations.

Business Advisory
Business Advisory & Tax Planning Services to Propel Your Business Forward

Self Assessment
Expert self-assessment tax return service ensuring accuracy, compliance, and maximum tax efficiency for individuals and businesses in the UK.

Payroll
From PAYE, National Insurance, and pension contributions to full HMRC compliance, we handle every detail with precision and efficiency

VAT
Stay ahead of VAT regulations without the hassle. With Dias & Associates, you get precision, compliance, and peace of mind—every step of the way.
Why Choose Us
Leading the SMEs the right way!
There are countless reasons to choose us, but here are just a few.
- Comprehensive Support for Sole Traders and Limited Companies
- Hassle-Free Bookkeeping
- Personalised Service
- Transparent Pricing
- Cloud-Based Accounting
- Proactive Financial Insights
- Dedicated Client Portal

Our Trusted Reviews
Trusted by businesses – Read what our clients have to say!
EXCELLENT Based on 9 reviews seve bello2024-09-06Trustindex verifies that the original source of the review is Google. I’ve been working with Dias & Associates Limited for a while now, and I couldn’t be happier. They are really good at what they do! Every time I have a question about my accounts or taxes, they explain everything in a way that’s easy to understand. They take care of everything, and it makes my life so much easier. I don’t have to worry about missing deadlines or getting things wrong because they are always on top of it. Their team is super friendly, and you can tell they really care about their clients. If you’re looking for accountants who know their stuff and make things simple, I totally recommend Dias & Associates Limited! Fabiano Costa2024-09-04Trustindex verifies that the original source of the review is Google. Exceptional service! The team at Dias & Associates is highly knowledgeable, professional, and always responsive. They make complex financial matters easy to understand and handle everything with accuracy and efficiency. Best accountants in town—highly recommended! Ceviche Creativo Team2024-08-02Trustindex verifies that the original source of the review is Google. I cannot recommend Dias & Associates highly enough! They have been an absolute game-changer for our business and personal finances. From day one, their team demonstrated unparalleled professionalism, expertise, and a genuine commitment to the financial well-being of our company. Jonathan M2023-02-26Trustindex verifies that the original source of the review is Google. This accountant has exceeded all of my expectations! They are professional, friendly, and always put my needs first. Their expertise and guidance has helped me make smart financial decisions and I am grateful for their support. Highly recommended! GM4 Express2023-02-20Trustindex verifies that the original source of the review is Google. I am very happy to work with Dias & Associates. They keep our finances organized and in order. They have a real talent for it. They are always available to answer questions and provide guidance. Their customer service is top-notch. What I love the most about them is they go above and beyond to make sure everything is taken care of. Their hard work is truly appreciated. Their expertise in tax law and regulations is remarkable. They always find ways to maximize our returns. Naim UK2023-02-19Trustindex verifies that the original source of the review is Google. I am a self employed taxpayer and I am so thankful to have found this accountant! They have been a lifesaver for me, guiding me through the complicated world of finances with ease. They are always available to answer my questions and provide support. I couldn't be happier with their service! I highly recommend them. Muhammad Rony Sayem2023-02-12Trustindex verifies that the original source of the review is Google. My accountant has been a great partner in helping me manage my finances. They are always up-to-date on the latest tax laws and regulations, and they make sure I take advantage of every available deduction. They are patient, thorough, and always put my needs first. I highly recommend them to anyone looking for an excellent accountant. Zubayer Hassan2023-02-11Trustindex verifies that the original source of the review is Google. Excellent Dias & Associates has been acting as my accountants for a while and I appreciate their efficiency and the speed at which they handle my books and accounts. I feel confident knowing that they have my best interests in mind when handling my finances. Their professionalism and dedication to work is truly impressive. They have a wealth of knowledge and expertise in their field, and I am grateful to have them to deal with my finances. Knowledgeable and professional accountants Jose Caetano2023-02-11Trustindex verifies that the original source of the review is Google. Thank you so much for making the tax filing process so smooth and stress-free. Your expertise and attention to detail is truly appreciated. I am so grateful for all the time and effort you put into ensuring I receive the maximum refund possible. Your knowledge and professionalism is unparalleled. I couldn't be happier with the services you provide. You are always available to answer any questions I have and provide sound financial advice. Thank you for being an amazing tax advisor! Very impressive and highly recommended.
