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  • UK & Ireland coverage

  • Strength and depth of resource

  • International capability

  • UK & Ireland coverage

  • Strength and depth of resource

  • International capability

Tax, Audit, Advisory


Working together to provide a nationwide service offering, AGN UK & Ireland is primarily focused on supporting SME’s, mid sized businesses, high net worth families and trusts across the UK and Ireland.

Through our membership of AGN international, we can extend a full service offering to foreign companies seeking support in the UK & Ireland or we can support local companies seeking to do business overseas.

Tax, Audit, Advisory

A leading worldwide association of independent firms

Comprising around $1.3 billion revenue, 14,000 people and 500 offices in 80 countries



Our offices provide comprehensive coverage across the UK and Ireland.



Our partners have experience in a wide range of sectors combined with deep service specialisms.



Our people is connected globally to deliver bespoke solutions to local needs.


Client service at the heart of everything

Successful UK businesses are seeking broad based geographic coverage, and the ability to access technical knowledge and resources wherever they happen to operate, be that London, Birmingham, Paris or Bangkok.

AGN UK & Ireland tackles that issue head on by coordinating our firms across the UK and Ireland in a client centered collaboration.

    • Manufacturing
    • Automotive
    • Chemicals
    • Engineering
    • Packaging
    • IT
    • Video games
    • Not for profit
    • High net worth individuals
    • Charities
    • Creative industries
    • Film industry
    • Financial services
    • Agri-business
    • Pensions
    • Pharmaceutical
    • Legal
    • Property and construction
    • Family office
    • Landed estates
    • Non UK domiciled
    • Art
    • Renewable energy
    • Property
    • Schools
    • Rural business
    • Maritime
    • Aviation
    • Doctors and dentists
    • Retail
    • S.M.E.
    • Audit and compliance
    • Personal tax
    • Corporate tax
    • Company secretarial
    • VAT
    • Accountancy
    • Corporate finance
    • Commercial insurance
    • HR services
    • Pensions and investments
    • Strategic advisory and coaching
    • Trustee and executor services
    • Foundation services
    • Liquidation and insolvency
    • Expert witness
    • Forensic investigations and accounting
    • Business planning
    • Fiduciary
    • Payroll
    • Inward investment
    • International advisory and support
    • Cloud accounting
What this means in practice?

We offer clients a extraordinary range of technical skills and knowledge.

From tax planning techniques in the video gaming industry, to family office and landed estate services built on generations of clients. From a deep understanding of doing business in the UK entertainment and gaming industry, to the expert witness work that forensic accounting requires of us.

Our combined size also means that we have the resources and geographic spread to compete with many larger accounting and advisory services, without the costs associated with those firms.

This means we are quick and agile, commercial and fleet footed and in a great position to service the audit, tax and accounting requirements of most British businesses.

Find a member

AGN UK & Ireland


If your business needs support, please contact any member of AGN UK & Ireland listed below.

CT: Accountants Advisers

First Floor, Suite 2
201 West George Street
Glasgow G2 2LW
(+44) 0141 488 1200
Contact Partner: Paul Mason

Fairways House
Fairways Business Park
Inverness IV2 6AA
(+44) 01463 575400 and
Contact Partners: Jackie Fraser and Shona Fraser

33 St James Square
London SW1Y 4JS
(+44) 0207 129 1403
Contact Partner: Jeremy Chittleburgh

61 Dublin Street
Edinburgh EH3 6NL
(+44)  0131 558 5800
Contact Partner: Neil Norman


35 Ballards Lane London N3 1XW
+44 (0)20 8922 9222
Contact Partner: Martin Gibbs


One Eastwood
Coventry CV3 2UB
(+44 24) 7622 1046
Contact Partner: Martin Gibbs

Plymouth Science Park, 1 Davy Road,
Plymouth, Devon, PL6 8BX
(+44 1752) 397777

Duignan Carthy O’Neill

84 Northumberland Road, Ballsbridge
Dublin 4
(+3531) 668 2404
Contact Partner: Timothy F. Carthy


10 Orange Street Haymarket London WC2H 7DQ UNITED KINGDOM
(+44 20) 7312 0000

3 Godalming Business Centre Woolsack Way Godalming GU7 1XW UNITED KINGDOM
(+44 1483) 423 607

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