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24 Years
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Trusted Accountants in Windsor
Accounttax Chartered Accountants is a value-adding accounting practice that transforms complex financial data into practical, actionable insights for businesses and individuals. With the capabilities of larger firms and the personalized approach of smaller practices, we deliver flexible, cost-effective services at competitive fixed fees. Our commitment to transparency ensures clients receive free consultations, out-of-hours support, and dedicated staff assistance without hidden costs. We specialise in translating financial complexities into clear, jargon-free advice, ensuring clients fully understand their obligations and opportunities.

Backed by decades of combined experience, our team guarantees fixed fees agreed in advance, unlimited telephone support, and a 'no penalty' guarantee for timely compliance. As trusted advisors, we prioritise client needs through fast response times, tailored business plans, and a proven track record of helping hundreds of clientsfrom micro-businesses to large companiesachieve financial clarity and growth.
Services
Business Startups VAT Returns Payroll Services Tax Planning Company Formation HMRC Enquiries Management Accounts Profit Extraction Self Assessment CIS Subcontractors
Details
  • Year established: 2002
Highlights and features
  • Fixed fees agreed in advance with no hidden costs
  • 24/7 access to dedicated accounting support
  • Specialist expertise for IT contractors and medical professionals
  • Proven track record with 15+ years of client testimonials
  • Unlimited telephone support and face-to-face meetings
What people say
Incredibly reliable Surprisingly fast Outstanding results Personal approach Zero hassle
Services
Business Startups
We guide entrepreneurs through business formation decisions, from sole trader to limited company structures. Our experts develop custom business plans, handle tax registrations, and provide ongoing compliance support. With sector-specific knowledge across IT, healthcare, and property, we ensure new businesses establish strong financial foundations while maximising tax efficiency from inception.
VAT Services
Our VAT specialists help businesses choose optimal schemes like flat rate or cash accounting. We handle registrations, quarterly returns, and HMRC negotiations while identifying reclaim opportunities. With expertise in partial exemption calculations and international transactions, we simplify complex VAT requirements for businesses across Windsor and surrounding areas.
Payroll Services
We manage full payroll processing including PAYE, national insurance, and auto-enrolment pensions. Our services cover payslip generation, RTI submissions, and year-end returns while ensuring compliance with evolving legislation. Clients receive timely, accurate payroll processing with dedicated support for HMRC inspections or employee queries.
Tax Planning
Our experts create tailored tax strategies for individuals and businesses with multiple income streams. We optimise corporation tax, capital gains, and inheritance tax positions while ensuring compliance. With specialist knowledge of non-domicile status and cross-border taxation, we help clients legally minimise liabilities through legitimate allowances and reliefs.
HMRC Enquiries
We provide full representation during HMRC audits and tax investigations. Our team prepares documentation, negotiates settlements, and ensures compliance with tax laws. With experience handling complex cases across sectors, we protect clients' interests while resolving issues efficiently and minimising financial exposure.
People
H Raja
Construction Industry Client
7-8 year client of Accounttax Chartered Accountants who praises their reliability and expertise in handling complex company and personal tax matters with outstanding results.
J Baker
Tax Investigation Client
Client since 2002 who commends Accounttax Chartered Accountants's comprehensive support for HMRC compliance issues and ongoing company affairs management with complete confidence.
Dr Shahbaz
Medical Practice Client
Long-term client highlighting Accounttax Chartered Accountants's professionalism, timely service, and exceptional handling of medical practice accounting requirements without complications.
Questions
What accounting services does Accounttax Chartered Accountants offer?
We provide company formation, VAT returns, payroll, tax planning, management accounts, and specialist support for IT contractors, medical professionals, and property landlords.
Do you offer fixed-fee accounting packages?
Yes, our fixed and monthly price plans include unlimited support from dedicated accountants with no hidden costs or surprise fees.
How can you help with tax investigations?
We provide expert representation during HMRC investigations, ensuring compliance while protecting your interests with professional documentation and negotiation.
Are your services available outside regular hours?
Yes, we offer 24/7 access to accounting support via phone, email, or personal meetings without additional charges.
What sectors do you specialise in?
We specialise in IT contracting, medical practices, property landlord services, legal firms, and charity accounting with tailored solutions.