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Mayfair Tax Advisors Office London
London's Premier Tax Specialists
Accepting New Clients

Precision in
Every Figure.

Bespoke accountancy and tax advisory for discerning businesses and individuals in London, Hounslow, and beyond.

About Us

A Tradition of
Trust & Integrity.

At Mayfair Tax Advisors, we believe that exceptional financial advice is built on a foundation of deep understanding and personal service. Based in Hounslow and serving the wider London area, we partner with our clients to navigate the complexities of the UK tax system with confidence.

500+

Clients Served

100%

Commitment

Integrity and Protection
Client Success Stories

Trusted by Businesses

Don't just take our word for it. Here is what our clients have to say about our services.

"Mayfair Tax Advisors transformed our accounting process. Their attention to detail and proactive advice saved us significant time and money."

J

James Wilson

Director, TechStart Ltd

"Navigating HMRC enquiries was a nightmare until we found this team. Professional, reassuring, and incredibly effective."

S

Sarah Jenkins

Property Investor

"The best decision we made for our business. They handle everything from payroll to VAT with absolute precision."

M

Michael Chang

CEO, Chang Logistics

"Exceptional service. They don't just crunch numbers; they provide strategic insights that help our business grow."

E

Emma Thompson

Creative Director

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Download Our Free HMRC Enquiry Defence Guide

A practical, plain-English guide for directors and business owners — understand, prepare for, and successfully defend HMRC enquiries.

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Trusted by 500+ directors across London

Latest Insights

Tax News & Updates

Moving to India Permanently While Keeping UK Property: A Complete UK–India Tax Planning Guide
International Tax

For long-term UK residents moving to India permanently, the tax position doesn't stop at the border. Learn about UK residence, rental income, capital gains, and avoiding double taxation.

HMRC Enquiries Into CIS Subcontractors: Why Inflated Expenses Trigger Investigations (And How to Protect Yourself)
HMRC Enquiries

HMRC is targeting CIS subcontractors with high expense claims. Learn why inflated expenses trigger enquiries, the '10% rule' risk, and how to protect yourself if you receive an investigation letter.

The Personal Allowance Taper & £100k Tax Trap: Why Your Tax Bill Jumps After £100,000
Tax Planning

Crossing the £100,000 income threshold triggers the '60% tax trap' as your personal allowance is withdrawn. Understand how this hidden tax works, why your tax code might be wrong, and how to legally reduce your liability.

Understanding the UK Higher Rate Tax Band: A Simple Guide for Directors, Contractors and High Earners
Tax Planning

Earning over £50,270? You've entered the higher rate tax band. Learn how the 40% tax rate works, the '60% tax trap' over £100k, and smart strategies to reduce your liability legally.

Electric Cars vs Petrol/Diesel: The Complete Director & Business Owner Guide (Tax, BIK, Costs & Benefits)
Tax Planning

Electric vehicles (EVs) are outpacing petrol/diesel cars for tax efficiency. Compare the Benefit in Kind (BIK) and total cost of ownership for a £60k EV vs a £60k SUV to see how much you could save.

Claiming Car Expenses in a Limited Company or as Self-Employed: What HMRC Allows (And What It Will Challenge)
Compliance

Car expenses are a top target for HMRC investigations. Understand the critical difference between company cars and personal vehicles, avoid common mistakes, and learn how to claim mileage correctly without triggering an enquiry.

Ready to Secure Your Financial Future?

Book a free, no-obligation consultation with our expert team today.