Accounting Services in Aylesbury
Accounting Services for Your Business Success
Running a business involves much more than keeping records and filing tax returns. Accurate accounting helps you understand your financial position, meet your obligations, and make informed decisions for future growth.
At Best-Assistant Accounting Ltd, I provide accounting services for startups, sole traders, landlords, subcontractors, consultants, and growing businesses across Aylesbury and throughout the UK. Whether you need year-end accounts, tax support, management reporting, or ongoing financial guidance, I provide practical solutions tailored to your business.
Meet Our Founder & Our Expertise
Hello! I’m Polina, the Founder and Director of Best-Assistant Accounting Ltd
With over a decade of experience in bookkeeping, payroll, and accounting, I am passionate about helping businesses thrive.
Our firm is based in Aylesbury, Buckinghamshire, but we proudly serve clients remotely across the country.
As a member of AAT, ICB, ACIPP, and a Certified Xero Payroll Advisor, I bring a wealth of knowledge and expertise to our clients. My journey in the world of finance has been driven by a love for numbers and a commitment to excellence. Beyond my professional life, I have a deep love for stand-up comedy, music, and reading. These interests keep me inspired and energized.
I also believe in giving back to the community and actively support several charities, including Great Ormond Street Hospital, A Child’s Wish, Breast Cancer Now, and Berks Bucks & Ox Wildlife Trust.
At Best-Assistant Accounting Ltd., we are dedicated to providing top-notch accounting services with a personal touch. We look forward to partnering with you and helping your business succeed.
Accounting Services Designed Around Your Business
Financial Statement Preparation
We handle your balance sheet, profit & loss, cash flow statements and produce reports that reflect your business’s performance
Statutory Accounts Filing
Preparation and submission of statutory accounts that meet Companies House requirements and filing deadlines.
Corporation Tax Returns (CT600)
Corporation tax calculations and CT600 submissions completed accurately, helping your business remain compliant and avoid unnecessary issues.
Self‑Assessment Tax Returns
Support for directors, sole traders, landlords, and individuals who need reliable self assessment tax return preparation and submission.
VAT Returns & Compliance
VAT can quickly become complicated as a business grows. I help clients manage submissions accurately, stay compliant with Making Tax Digital requirements, and avoid unnecessary stress around deadlines.
Tax Planning & Advisory
Tax planning is most effective when it happens throughout the year. I help clients understand potential liabilities in advance and make informed financial decisions.
Management Accounts & Reporting
Regular management reporting helps business owners understand profitability, monitor performance, and identify opportunities for improvement.
Business Budgeting & Forecasting
Financial forecasting provides greater visibility over future income, expenditure, and business growth plans.
What Business Owners Often Ask Me
One of the most common questions I hear is, “How much tax should I be putting aside?” Another is, “How do I know if my business is actually making a profit?” Many business owners are excellent at running their business but don’t always have the time or confidence to analyse financial information properly.
I regularly work with clients who feel unsure about their numbers, worried about upcoming tax bills, or frustrated because they don’t fully understand what their accounts are telling them. My role is to remove that uncertainty and provide clear financial information that helps clients make better decisio
What They Say About Me
Clients trust Best-Assistant Accounting Ltd because I stay personally involved with communication, advice, and ongoing support. I believe relationships matter in accounting, and I work hard to build long-term trust with every client.
Posted on Google K DTrustindex verifies that the original source of the review is Google. Fantastic service from Polina, highly recommend her to others. Excellent communication and high standards of work.Posted on Google Rumyana MitevaTrustindex verifies that the original source of the review is Google. Highly professional and reliable service! You can definitely trust Polina Dimitrova for your financial matters!Posted on Google Juliana ImbrovschiTrustindex verifies that the original source of the review is Google. Paulina is super knowledgeable and helpful. She has really given me the confidence to manage my business' accounts. She is always available to help with any queries. Highly recommend Imbrovschi LimitedPosted on Google Rowena BoshoffTrustindex verifies that the original source of the review is Google. Very helpfull. Efficient. Highly recommend. So happy i found Polina. She makes one feel at home. Thank you for helpng Beyondbalanc.ukPosted on Google Shez KhanTrustindex verifies that the original source of the review is Google. Polina is absolutely amazing! I have had an extraordinary experience with her. She explains and supports me in such a way that I would never look elsewhere. She's a gem, my anchor to the business. I highly recommend her. There are no words to describe her as she is exceptionally going above and beyond. Supreme Clean Domestic and Commercial Cleaning Services LtdPosted on Google Hristo HristovTrustindex verifies that the original source of the review is Google. Polina is very knowledgeable, polite and professional accountant. Nothing is too much trouble and she is happy to go an extra mile to provide the best service. I would highly recommend, don't think twice!Posted on Google KristianoTrustindex verifies that the original source of the review is Google. Very good service, been using them for a few years now for my tax returns and I highly recommend!Posted on Google I. DamyanovaTrustindex verifies that the original source of the review is Google. Very professional lady. Excellent work.Posted on Google Ruth ThorpeTrustindex verifies that the original source of the review is Google. Excellent service. Helped me with my SA which is now correctPosted on Google James BurrowsTrustindex verifies that the original source of the review is Google. I highly recommend, especially that I have autism and I have found them very helpful and patient which has made the experience.
Why Clients Continue Working With Me
Many clients initially contact me because they need help with year-end accounts, tax returns, or compliance requirements. They stay because they value having direct access to an accountant who understands their business and provides clear, straightforward advice.
Clients often tell me they appreciate the personal service, honest communication, and the confidence that comes from knowing they can ask questions whenever they need support. My goal is to build long-term relationships that help business owners feel informed, organised, and confident about their finances.
Case Study: Helping a Local Business Improve Financial Visibility
A growing business in Aylesbury approached me after struggling to understand its true financial position. While turnover had increased steadily, the owner was unsure about profitability, future tax liabilities, and which areas of the business were performing best.
Following a detailed review, I reorganised more than a year’s worth of financial records, introduced monthly management reporting, and created a clearer process for monitoring financial performance. Within three months, reporting accuracy improved significantly, administrative time was reduced by around 25%, and the client gained regular visibility of profitability, cash flow, and upcoming tax commitments.
Today, the business owner uses monthly financial information to support decision-making, budgeting, and future growth planning with far greater confidence.
Frequently Asked Questions
Yes. Many clients come to me with incomplete or overdue accounting records. I can help organise your financial information and bring everything up to date.
Yes. I regularly assist clients with HMRC correspondence, compliance checks, and investigations, providing guidance throughout the process.
Absolutely. I enjoy supporting new businesses and helping them establish strong financial foundations from the beginning.
This depends on the business, but many growing companies benefit from monthly or quarterly reporting to monitor performance and make informed decisions.
Let’s Partner to Grow Your Business
At Best‑Assistant Accounting Ltd we believe that strong financial foundations lead to confident growth. Whether you need basic bookkeeping, full accountancy services, or specialist support with capital gains tax calculations or inheritance tax planning advice, we’re here to help.
Get in touch today to explore how our professional accounting services can transform your business finance operations and support your long‑term goals.