Business and tax advice in London supporting ambitious business owners to reach their goals faster.

Our team of London accountants and business advisors have a track record in helping entrepreneurs like you reach your destination faster.

Business advice & support

We are passionate about understanding SME business owners. We will work with you to help hone your business plan, galvanize your management team and develop leadership skills to drive your business forward.

As well as the standard accountancy services, tax advice and tax planning, we offer a wide range of advisory services for you and your business. We will use our knowledge and experience to drive your business forward.

London tax advice

Our tax advisors in London support individuals and business owners to navigate their tax obligations including corporate tax strategy, international tax planning and personal wealth.

Our private client specialists help you put in place measures that protect your financial future and enable you to keep control over how your wealth is extracted, used, or passed down the generations.

We also offer support on the taxation of digital assets, an area which is under increasing scrutiny by HMRC.

Our sector expertise

Our Central London team specialise in supporting business owners in the property, creative and financial sectors.

We work with many of London’s leading architecture practices, design agencies, art galleries, artists and dealers.

Our specialist team of accountants for financial services work with FCA regulated companies providing compliance and advisory services.

Our London property accountants can help you maximise your return on investment and avoid costly errors. From designing tax efficient ownership structures, securing funding, to full accounting and audit services. 

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Start your journey with us today

We are a top 15 national accounting firm, and deliver high quality chartered accounting services, audit and tax services for aspirational business owners.

We also offer a range of additional services tailored to owner-managed businesses including complex VAT advice, corporate finance, claiming R&D tax credits and help with international expansion.

  • Haines Watts Accountants London

    AccuraScale UK

    Haines Watts have been looking after our company since inception and are unflaggingly helpful, professional, timely and indeed cost effective. An indispensable part of our business and growth, we could not recommend them more highly!

    10 months ago

  • Haines Watts Accountants London

    Laurent Segalen

    My company has been using Haines Watts for years and we are very satisfied by their services. Slick, professional. Strongly recommend them.

    a month ago

  • Haines Watts Accountants London

    Trevor Pitman

    Very good service - quick, efficient and a minimum of fuss. All tasks completed well within deadlines.

    5 months ago

  • Haines Watts Accountants London

    Julian Starr

    I have used Haines Watts for Payroll, Accounts and Tax Preparation, and Filing for a number of years now for my business. Very professional in the services provided and extremely responsive

    7 months ago


Haines Watts London

New Derwent House

69-73 Theobalds Road



National strength by numbers

Businesses supported


Businesses supported

Specialist services


Specialist services

Offices in the UK


Offices in the UK

Offices regionally


Offices regionally