A D E P T

Chartered Certified Accountants in Mitcham

We provide complete accounting support for small businesses, sole traders, contractors and charities — covering Bookkeeping, VAT, CIS returns, payroll, personal and business tax, and HMRC investigation support, all under one roof

We make business accounting simple

With 15+ years of combined experience, we deliver expert compliance and business advisory services with precision. Minimise regulatory risk, simplify compliance, and stay focused on what matters most — growing your business

Trusted Accountant, Dedicated to Your Growth

At Adept Accountax, we know that the best financial partnerships are built on trust, clear communication, and consistency. We don’t just process your year-end accounts or file your VAT on time — we take the time to sit down with you, understand how your business works, and explain everything clearly before anything is done practically.

Whether you’re running a small business, managing a not-for-profit organisation, or navigating complex personal tax queries, our goal is to give you absolute peace of mind — clear numbers, no surprises, and a partner who’s genuinely on your side.

Next-Level Accounting: Reduce Risk, Maximize Profits

Our experienced team delivers expert accounting, personal tax, business tax, and compliance advice for UK businesses, sole trader contractors, and individuals — with commercially focused solutions designed to minimise tax risk, improve financial efficiency, and support long-term business growth.

As a fixed-fee accounting and tax consultancy, we offer transparent, cost-effective support without compromising on quality. From day-to-day bookkeeping and tax compliance to business advisory and tax planning, our objective is simple: reduce complexity, control costs, and help you maximise business performance.

Beyond compliance, we help you plan ahead — identifying tax-efficient opportunities, flagging risks before they become costly, and giving you the financial visibility to make confident decisions all year round, not just at year-end.

I have only good things to say about Adept Accountax. They are professional, always on time with documents submissions, courteous and have always been very kind and helpful. After serious issues and a lot of stress I had with my previous accountant; I'm so glad to have found Adept Accountax, as they are doing their job to a high standard and I have a peace of mind. I highly recommend this company.
Helena Amaral profile picture
Helena Amaral
3 years ago
I have been using Adept accounts for almost 1 year and their service is brilliant. They are always helpful, explaining how everything works and i feel relaxed that they are taking care of my business. I highly recommend.
Rachelle Sabih profile picture
Rachelle Sabih
3 years ago
My accountant Usman is literally the best. He makes sure everything is explained in a easy form and all my accounts are always up to date. If your a new business I would highly recommend ‘adept accountants’
Stuart Willey profile picture
Stuart Willey
3 years ago
I required an accountant for CGT help and requested through Team Bark. Within half an hour Mobassher had called me and asked more details. He then answered my questions and very clearly explained what needed to be done and their charges.I had what I thought was an unusual situation with taxes etc but Mobassher fully understood my situation. I accepted their help and Mobassher was always very quick to respond. When sending details or attachments, if they weren't clear enough or needed more details he was very quick to find an alternative method. Everything could have been done online but I still like the in-person approach and he was very accommodating in making an appointment so we could go thru the form in the office. Always wanting to make sure I understood everything. I was very happy with the service and would highly recommend and definitely use again if I need.
Jose Quintal profile picture
Jose Quintal
3 years ago
I work in a construction industry. I have been with Usman for 5 year and he did my tax work very professionally and I am very happy with their service. I recommend this to anyone.
Paresh Patel profile picture
Paresh Patel
3 years ago
Happy with service and was given a decent advise Usman. Always helpful and available in need of help. Reliable accountant and highly recommended. I surprisingly got a tax refund because the Adept advise me to invest in the right time which resulted in super allowance deducted and I ended up getting tax refund.
Brian Mc Grath profile picture
Brian Mc Grath
4 years ago
I have been using Adept Accountax for a few years and I am extremely happy with their services. I deal with Usman mainly, he is a genuine affable person.
Very knowledgeable accountant.
They look after my personal and business taxes.

I would highly recommend using their services.

Accounting Services Designed for Your Business in the UK

From day-to-day bookkeeping and payroll to strategic tax planning and compliance, we provide tailored financial solutions designed to protect your business and drive growth. Explore our core services below to see how we can support you.

Accounting Services

Contractor Accounting

If you have decided that the best trading option for the current stage of your contracting career is a limited company, then choosing a specialist accountant in the sector is the key and that is where we will help you.

Business Consulting

Beside accountancy and taxation service, we help clients to build their business in timely and efficient manners. We help new entrepreneur to prepare a solid business plan.

CIS Return

We provide a specialist accounting services to the construction industry (CIS) ensuring contractors and subcontractors meets regulatory requirement.

Taxation

As a tax adviser, our main objective is to work closely with you to ensure that you pay the minimum tax as required by law.

Payroll

We are using the latest PAYE software and we are up to date with the current changes. We prepare weekly and monthly payslips and the reports for the payroll and the payslips will reflect and explain their salary and all the necessary or applicable additions and deductions.

VAT

We provide a specialist accounting services to the construction industry (CIS) ensuring contractors and subcontractors meets regulatory requirement.

MTD

We provide a specialist accounting services Making tax Digital (MTD) ensuring transforming tax administration. HMRC’s ambition is to become one of the most digitally advanced tax administrations in the world

Bookkeeping Services

We provide flexible bookkeeping solutions tailored to your business needs, whether you prefer in-house support or our team working on your premises.

Small and Growing Business Accounting Services

We specialise in providing practical, reliable accounting and advisory services for small and growing businesses. Our mission is to take the stress out of finance, helping you focus on growth while we handle the numbers.

About Us

Our firm is your Trusted Partners in Business Growth

We specialize in providing accounting, taxation and payroll processing services

Recognized Excellence

10+ Years in Experience

Your Growth Partners

At our firm, we are more than just service providers; we are your trusted partners in business growth. With our expertise and dedication, we work alongside you to navigate the complexities of financial management.

Complete Finance Solutions

Specializing in accounting, taxation, and payroll processing, we offer a comprehensive suite of financial services to meet all your business needs. From maintaining accurate financial records to ensuring compliance with tax laws and efficiently managing payroll.

Your Success, Our Focus

Our commitment to client satisfaction drives everything we do. We take the time to understand your unique challenges and goals, providing personalized solutions that empower you to achieve your business objectives. With our support, you can focus on what you do best.

Who We Help?

Adept Accountax Ltd: Customized Financial Solutions for You

Start-ups

We offers specialized accounting services for startups, marketplaces, and tech and fintech companies. Our expert team understands the unique challenges in these industries.

Small and Growing Business Accounting Services

We specialise in providing practical, reliable accounting and advisory services for small and growing businesses. Our mission is to take the stress out of finance, helping you focus on growth while we handle the numbers.

Group Accounting Services

Our Group Accounting Services are designed to simplify the complex financial management of companies operating under a parent-subsidiary structure. We help businesses of all sizes maintain accuracy, compliance, and insight across all entities.

Charity & CIC

We support charities and CICs with professional accounting and advisory services. With strong experience in the not-for-profit sector, we understand the challenges of limited resources, compliance, and regulation, and provide practical, cost-effective solutions to help your organisation operate efficiently and achieve its goals with confidence.

Sole Trader/Self Employed

Accounting for Sole Traders, Freelancers & Small Businesses UK

Partnerships

Accounting for all types of Partnerships.

Landlords

Accounting for landlords, HMO’s Owners & investors

Non-Residents

Accounting for Non Resident Landlords

Why Adept Accountax - Chartered Accountants?

We are the best small business accountancy firm in London

Automation

We believe in the power of automation, and will help you to automate things.

We are Chartered

Regulated by ACCA: The Top Accountancy Bodies.

Experienced Team

Our team has over 15 years of combined experience in total.

Transparent Financial Advice

Our Priority is to share accurate financial information with our clients

Unlimited Support

Free telephone & email support throughout the year.

Timely and Accurate Filing

Ensuring Your Accounts Are Filed Promptly, Every Time

Dedicated Accountant

Meet, Call, E-mail or Video Call your dedicated accounts manager.

Tax Appeal Services

Our tax experts provide guidance  in appealing unfair or inaccurate tax assessments.

How We Help

We’ve got you covered for all your financial needs. Whether you require tax planning, business advice, outsourced accounts, or assistance with software, our comprehensive range of services has you covered. Take a look at our full list of services and let us support you in achieving your financial goals.

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