FINFIX Accountants Chartered Certified Accountants
London · Est. practice, modern methods

Your numbers, kept in good order.

Finfix Accountants is an ACCA-supervised firm of chartered certified accountants serving businesses and individuals across London and beyond — accounts, tax, VAT and the difficult conversations with HMRC, handled with care.

ACCA-supervised firm FCCA-qualified accountants HMRC investigation specialists 13+ years' experience
Accounts prepared with care
FRS 102 · Filed on time, every time
Advice in plain English
Tax · VAT · HMRC representation
A digital-first practice
Cloud accounting · Making Tax Digital ready
What we do

Every filing, every deadline, accounted for.

From year-end accounts to a VAT inspector's letter, we look after the full compliance calendar so you can look after the business. A selection of our core services:

Companies

Accounts & Corporation Tax

Statutory accounts prepared under FRS 102 and corporation tax returns filed accurately and on time.

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Individuals

Self-Assessment

Personal tax returns for directors, landlords and the self-employed — including Making Tax Digital readiness.

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VAT

VAT Returns & Advice

Registration, quarterly returns, scheme selection and advice on the awkward edge cases.

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When HMRC writes

HMRC Enquiries & Investigations

A core specialism of the firm — calm, highly experienced representation through compliance checks, VAT investigations and penalty negotiations.

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Cross-border

UK–International Advisory

Cross-border structuring and tax treatment, with particular experience in UK–Turkey matters.

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Modern practice

Cloud Accounting & Systems

Xero setup, digital record-keeping and finance systems that keep small businesses ahead of MTD.

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Why Finfix

Small enough to know you. Qualified enough to matter.

Finfix is led by a Fellow of the Association of Chartered Certified Accountants (FCCA) with more than thirteen years in practice — and it isn't just the principal: the firm's accountants are ACCA-qualified, with senior team members holding Fellowship (FCCA) in their own right. We are supervised by the ACCA, and we bring a genuine specialism in HMRC investigations, built over years of representing clients through enquiries of every kind.

Clients stay with us because we answer, we explain, and we never let a deadline arrive unannounced.

13+
Years in practice
FCCA
Fellow-qualified team
HMRC
Investigation specialists

Ready when you are.

Tell us about your business or your tax question — a short email is all it takes to start.

Email the firm