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

See the full case study

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

See the full case study

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

See the full case study

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

See the full case study

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

See the full case study

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

See the full case study

Chartered Accountants & Chartered Tax Advisors Mayfair

Warrener Stewart has been providing proactive business advice to entrepreneurs and owner managed businesses for over 30 years.Their team of experienced principals; chartered accountants, chartered tax advisors and registered auditors work in unison to provide expert advice, supporting to private clients and their businesses so that they can achieve their financial goals.

Located just off Fulham Broadway, we tailor our services according to your need and where your company is within its business lifecycle. Our aim is to support you at every stage to ensure your business success. Learn more about us

Help fulfill your potential

Business AdviceStarting a BusinessDeveloping a BusinessExiting a Business

Accountancy Logo
Accountancy

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
businesses.

Audir Icon
Audit

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.

Business Planning Logo
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.

Support Services Icon
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
credibility.

Tax Advice Icon
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.

US Tax Planning Icon
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.

By following a tried, tested and proven process we aim to provide proactive business advise for private clients and their businesses. To ensure we tailor our approach to your business we always start by gaining a thorough understanding of you and your business.  This helps us to understand where you are in your business lifecycle so that we can provide strategic business advice designed to help you and your business succeed.

Chartered Accountants in Mayfair

Warrener Stewart specialises in meeting the needs of businesses based in Mayfair. We work with a range of companies advising them on accountancy and tax issues. 

Chartered accountants and registered auditors

Whilst Mayfair is London’s most exclusive district, synonymous with class and sophistication, businesses based in this highly fashionable area of Westminster equally require careful business planning to thrive. At Warrener Stewart we provide a complete range of accountancy services to entrepreneurs and private clients based London's most prestigious postcodes; W1K and W1J.

Our chartered  accountants work in conjunction with chartered tax advisors and registered auditors. This co-operative approach allows us to offer proactive business advice, designed to help the business fulfil its potential and ensure it reaches its goals.

Essential business advice for Start-ups

The first three years of any business is notoriously the hardest; many start up businesses never get beyond this initial phase due to poor planning and ineffective business decisions. At Warrener Stewart we have helped a great many businesses overcome those initial hurdles, including Osborne Samuel Ltd, modern and contemporary art gallery based in the heart of Mayfair. Through our many years of experience we can introduce you to several trusted professional organisations who will also to help your company grow and succeed. One of the law firms we work in association with is Meaby & Co, who are based in Mayfair.

Tax Advice for Private clients

At Warrener Stewart we understand that importance or reviewing your tax efficiency on a regular basis in order to plan for your future. We work a wide variety of private clients advising them on a range of personal tax issues including setting up trust funds following an inheritance through to advise on developing a property portfolio.

US tax return filing

Our tax team is also authorised to advise on American tax issues following the enrolment of Damian Talbot and Ashleigh Molton as Enrolled Agents, licensed by the US Federal Government. Both Damian and Ashleigh can file US tax returns for Americans living and working within Mayfair.  Damian is also an an Authorized Acceptance Agent licensed by the American tax authority, the IRS, to help non-residents apply for their individual tax numbers. 

Registered auditors for Mayfair 

At Warrener Stewart our registered auditors t conduct audits for many mid-tier firms  within Mayfair. We also work for several regional branches of large multi-site organisations.

An audit may not be legally required for small privately owned limited companies, they can however help financial planning. An annual audit is highly beneficial if a company is considering expansion or even looking to try and sell their business. 

Phone Icon

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

020 7731 6163

Gary Chapman FCA
Damian Talbot FCA CTA EA
Colin Edney FCA
Jon Last ACA
Nick Morgan FCA

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
David Collins Studio

As an international business with an in house finance department, the David Collins Studio enjoyed using Warrener Stewart as a sounding board to great effect.

Client's View

“Meeting Warrener Stewart was a key turning point for us; Colin encouraged us to drill down and really examine the business, to gain an understanding of the true value that David Collins Studio brings to its own clients.”

Read the solution and result

Latest News

HMRC introduce new rules on providing pay and tax information over the phone

It may be summer and whilst you might not want to cloud your days with thoughts of the frantic rush in January to complete your tax return, as Ryan Lane, head of personal client services at tax specialists Warrener Stewart, cautions new rules mean it might be a good time for some tax housekeeping.“HMRC has just tightened up on their regulations relating to request from agents like us, for...

Read more >

Change to Persons of Significant Control (PSC) Notifications

The person of significant control (PSC) regime introduced from April 2016 will see important changes come into effect from 26 June 2017. From that date any changes to a Company or LLP’s PSC information will require notification to Companies House on an event by event basis as opposed to annually via the Confirmation Statement.These changes are necessary in order for the UK to comply with...

Read more >

A Marathon effort from Ashleigh

As a qualified Enrolled Agent and part of Warrener Stewart’s tax team, Ashleigh spends her working day helping clients meet their US tax responsibilities. But for the past four months, when not at work Ashleigh has been in training to run the 2017 Virgin Money London Marathon.On Sunday, 23rd April, Ashleigh was one of the 40,000 runners who took to the streets of London to run the 26.2...

Read more >