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 energised.

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.

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K D profile picture
K D
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Fantastic service from Polina, highly recommend her to others. Excellent communication and high standards of work.
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Rumyana Miteva profile picture
Rumyana Miteva
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Highly professional and reliable service! You can definitely trust Polina Dimitrova for your financial matters!
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Juliana Imbrovschi profile picture
Juliana Imbrovschi
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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 Limited
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Rowena Boshoff profile picture
Rowena Boshoff
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Very helpfull. Efficient. Highly recommend. So happy i found Polina. She makes one feel at home. Thank you for helpng Beyondbalanc.uk
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Shez Khan profile picture
Shez Khan
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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 Ltd
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Hristo Hristov
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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!
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Kristiano profile picture
Kristiano
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Very good service, been using them for a few years now for my tax returns and I highly recommend!
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I. Damyanova
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Very professional lady. Excellent work.
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Ruth Thorpe profile picture
Ruth Thorpe
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Excellent service. Helped me with my SA which is now correct
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James Burrows
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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

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.