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Business Details
20 Years
experience
Trusted Accountants in Wimbledon Supporting Small Businesses
At Southside Accountants, we are dedicated to supporting small businesses, landlords, freelancers, and contractors in Wimbledon and surrounding areas. Our team, led by Chartered Certified Accountant Aziz Merchant with over 20 years of experience, provides clear, practical financial advice with fixed fees and no jargon. We utilise cloud-based, paperless systems to simplify tax and accounting processes while building long-term relationships with clients. Our services include company accounts, tax returns, VAT and bookkeeping, payroll, start-up advice, and landlord accounting.

As ACCA-regulated professionals, we prioritise transparency, cost-effectiveness, and client-focused solutions. Our converted garage workspace in Mitcham reflects our commitment to personal, efficient service. We pride ourselves on helping clients reduce tax liabilities, grow their businesses, and achieve peace of mind through expert guidance tailored to their unique needs.
Services
VAT Returns Tax Returns Annual Accounts Company Formation Payroll Services Landlord Accounting Start-up Advice HMRC Enquiries
Details
  • Year established: 2006
Highlights and features
  • We offer fixed fees with no hidden charges for all accounting services
  • Our team provides jargon-free explanations of complex financial matters
  • We deliver personal service from Wimbledon-based accountants with local knowledge
  • We utilise cloud accounting software for real-time financial management
  • We guarantee quick response times for urgent client queries
Associations and certifications
  • ACCA
What people say
Excellent service Highly recommend Very professional Great communication Cost-effective solutions
Services
VAT Returns
We manage all aspects of VAT registration, returns, and compliance for businesses under the compulsory threshold. Our experts help clients understand VAT implications, avoid penalties, and optimise cash flow through strategic planning. Services include submission of returns, advisory on partial exemption, and representation during HMRC investigations.
Tax Returns
Comprehensive tax return preparation for sole traders, landlords, and high-net-worth individuals. We ensure compliance with self-assessment requirements while identifying legitimate tax-saving opportunities. Our process includes income and expense analysis, capital gains reporting, and submission of returns with accompanying computations.
Annual Accounts
Preparation of statutory accounts for limited companies using Xero software. Services include balance sheet compilation, profit and loss statements, and notes to accounts. We ensure compliance with Companies House requirements while providing financial insights to support business decision-making through detailed ratio analysis and cash flow projections.
Company Formation
End-to-end company formation services for new businesses. We handle company registration with Companies House, tax registration with HMRC, and provision of statutory documents. Our package includes share allocation, standard articles of association, and guidance on director responsibilities and compliance obligations.
Payroll Services
Full payroll administration for businesses with employees. We calculate wages, manage tax deductions through RTI submissions, and produce payslips. Services include year-end returns, P60 processing, and compliance with auto-enrolment pension requirements while maintaining real-time PAYE updates.
People
Aziz Merchant
Founder
Chartered Certified Accountant with over 20 years' experience supporting small businesses. Established Southside Accountants in 2006 to provide straightforward financial advice. Specialises in business start-ups and tax-efficient structures.
Senior Accountant
Accounting Professional
Experienced accountant managing day-to-day client work. Expertise in financial reporting, tax compliance, and client advisory services. Maintains meticulous records and ensures accurate submissions for all client accounts.
Questions
What accounting services do you offer for small businesses?
We provide annual accounts, tax returns, VAT returns, payroll, and business advisory services tailored to small businesses in Wimbledon and surrounding areas.
Do you offer fixed-fee accounting packages?
Yes, we offer fixed-fee packages including Acorn for sole traders, Primrose for landlords, and Robin for limited companies with monthly billing.
Which areas do you serve?
We serve Wimbledon, Mitcham, Battersea, Croydon, Putney, Sutton, Tooting, and other South London areas with local accounting expertise.
How do you handle HMRC communications?
We act as your intermediary with HMRC for tax returns, VAT matters, and compliance issues, providing expert representation and problem resolution.
Can you help with new business formation?
Yes, we assist with company registration, tax registration, and setting up accounting systems for new businesses through our partnership with Made Simple Group.
What accounting software do you use?
We primarily use Xero cloud accounting software for real-time financial management, with integration capabilities for various business systems.