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Starting a business

“Warrener Stewart has grown with us, helping us every step of the way in our development”
Richard Lewis

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Developing a business

“Warrener Stewart has consistently given good advice and have always been supportive of our business aims”
Theo Brehony

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Developing a business

“Warrener Stewart has an extremely broad spectrum of skills; their breadth of knowledge is outstanding”
Paul Allerton

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Starting a business

“Warrener Stewart has brought a depth of knowledge to my business allowing me to make informed judgments”
James Beagrie

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Starting a business

“My business benefitted enormously from Warrener Stewart’s advice they gave me sound and practical business advice”
Paul Mitchell

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Developing a business

“Meeting Warrener Stewart was a key turning point for us they encouraged us to drill down and really examine the business”
Iain Watson

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Exiting a business

“Every year Warrener Stewart makes us money with their dynamic approach to business advice.”
Jody Ashfield

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Chartered Accountants & Chartered Tax Advisors 

At Warrener Stewart our team of experienced principals; chartered accountants, chartered tax advisors and registered auditors, provide highly responsive, proactive, intelligent business advisors to entrepreneurs and owner managed businesses within the Royal borough of Kensington and Chelsea, striving for success.

To meet a business’s growing business needs we can tailor our services according to where your company is within the business lifecycle. Our aim is to support at every stage by following a tried and tested process designed to understand your business and it aims to help it succeed. Learn more about us

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As chartered accountants, chartered tax
advisors and registered auditors we
provide a full range of accountancy
services which are tailored to meet the
needs of our private clients and their

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Warrener Stewart specialises in meeting
the needs of small to medium sized
businesses. Wherever you are in your
business lifecycle our aim is to help you
make better informed business decisions
with greater confidence.

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Business Planning

Warrener Stewart can act as your trusted
advisor, especially where there is no
financial director – we ensure the
framework the client has in place is
appropriate and able to support the
businesses growth.

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Support Services

There is great value to be gained from the
rigeur applied in the auditing process and
the outcome can be used to improve
business performance, guard against areas
of risk and to build confidence and

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Tax Advice

Warrener Stewart has become an expert in
corporate tax planning and compliance
allowing you the freedom to run your
business. We will conduct a full tax review
of your business and determine the most
efficient tax structure for you.

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US Tax Service

At Warrener Stewart we have two licensed IRS Enrolled Agents. Based in London, they can assist those who have an American income source with their US Federal tax and state tax filing requirements. 

Turning your numbers into
Actionable Business Intelligence

Warrener Stewart is an expert team of experienced chartered
accountants, chartered tax advisors and registered auditors,
based in Fulham. We specialise in meeting the needs of private
clients and independent businesses.

Wherever you are in your business lifecycle our aim is to help you
make better informed business decisions with greater
confidence. We follow a tried and tested formula so that your business fulfils its potential and you
achieve your personal goals.

Chartered Accountants in Kensington

At Warrener Stewart, we work with owner managed businesses based in and around Kensington from a range of sectors including education, manufacturing and professional practices. 

Chartered accountants for independent businesses

With over 10 per cent of the businesses based within Kensington classified as Home Based Businesses it is little wonder that they use local accountants including Warrener Stewart for both their private and business accountancy needs. At Warrener Stewart our business advisors are highly skilled chartered accountants, who work in conjunction with chartered tax advisors and registered auditors. This cooperative approach allows us to provide highly responsive, proactive, intelligent business advise that is tailored to your business needs. 

Tax Advice for Private clients

From our offices, based near Kensington, in SW6 we have a team of their chartered tax advisors led by Damian Talbot. Damian and his team provide a full range of personal tax advice including advice on inheritance tax. We are even able to provide advice for non UK citizens, including anyone with an American tax responsibility. Damian and colleague, Ashleigh Molton, are both an Enrolled Agents licensed by the US Federal Government, allowing them to file US tax returns for Americans living and working in the Kensington area too.

Essential business advice for Start-ups

Kensington is an affluent area with a bustling commercial centre. This small area of west London has seen a range of new property developments built over the past few years, including several new office spaces. This has meant that Kensington can be a good place to start up your business. So many start-up businesses fail within their first three years, to give your business the best chances of success let Warrener Stewart guide you through the process, we can offer invaluable support and advice to help your business succeed

Registered auditors for Kensington

As registered auditors in London, another side to Warrener Stewart's accountancy skills is working alongside companies to help them ascertain their overall financial position through conducting an annual audit of their financial accounts.  Whilst the majority of small privately owned limited companies are not required to produce a formal audit of their accounts, Warrener Stewart greatly believe that an annual audit can help companies with their financial planning. Such knowledge is highly beneficial if a company is considering expansion or even looking to try and sell their business. 

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If you have any questions about how your business could benefit contact us today:

020 7731 6163

Regular access to our experienced and knowledgeable principals

Meet our people

Our Process

We have a tried, tested and proven process that enables us to truly understand you and your business in order to give you the expert advice you need, when you need it.

Learn more


Case Study
London Preparatory School

Schools are increasingly more accountable for their finances in the independent section and the creation of academies and Free Schools. Warrener Stewart's experience in education includes developing a new independent preparatory school.

Client's View

“For the past 20 years Warrener Stewart has consistently given good advice, they have always been supportive of the business and kept up with the pace of change as the business has grown and developed, frequently going above and beyond their remit.”

Read the solution and result

Latest News

Warrener Stewart grows Edinburgh office

Warrener Stewart is actively expanding its Edinburgh office to meet growing demand within the accountancy and tax market in Edinburgh and across the rest of the UK.As part of the expansion, Keith Campbell has joined the Edinburgh team as a Corporate Tax Assistant and is now taking his ATT exams. Prior to his career in tax, Keith worked in engineering and sustainable energy.Keith said: “I...

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Knowing the tax implications of cryptocurrencies

With cryptocurrencies becoming more prevalent over the last few years, Warrener Stewart is increasingly being asked to help clients who are unsure of the tax regulations associated with these investments.Huge volatility in the value of cryptocurrencies can result in large gains or losses for investors. Either situation can greatly affect an investor’s personal tax situation alongside...

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Warrener Stewart expands the audit team

Warrener Stewart has a highly regarded audit department and the team has expanded further to meet increasing demand within the audit market.Joining the audit team are Daniella Nagy (left) and Geena Hunt (right) both highly experienced and qualified, offering a great match with Warrener Stewart’s culture and a keenness to develop their careers.Supervisor Geena Hunt, brings five years...

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