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View AATI's top competitors like AAT, Brookson, and Grant Thornton UK LLP.

Grant Thornton UK LLP
When choosing an advisor, you could accept the usual compromises. Alternatively, you can find people that aren’t afraid to break with the norms to provide a more rewarding experience. With people that leave you feeling smart, not smarting. The UK member firms of Grant Thornton are part of a global network that employs over 76,000 people in 150 countries. We combine global scale with local insight and understanding to give you the assurance, tax, and advisory services you need to realise your ambitions. We go beyond business as usual, so you can too. We make business more personal by investing in building relationships. Whether you’re growing in one market or many, you consistently get a great service you can trust. We work at a pace that matters – yours – bringing both flexibility and rigour. We celebrate fresh thinking and diverse perspectives to bring you proactive insights and positive progress. Ready to go beyond? Visit our website for insight on what we can offer you. © 2025 Grant Thornton UK LLP and Grant Thornton UK Advisory & Tax LLP. All rights reserved. ‘Grant Thornton’ refers to the brand under which the Grant Thornton member firms provide assurance, tax and advisory services to their clients and/or refers to one or more member firms, as the context requires. Grant Thornton UK LLP and Grant Thornton Advisory & Tax LLP are member firms of Grant Thornton International Ltd (GTIL). GTIL and the member firms are not a worldwide partnership. GTIL and each member firm is a separate legal entity. Services are delivered by the member firms. GTIL does not provide services to clients. GTIL and its member firms are not agents of, and do not obligate, one another and are not liable for one another’s acts or omissions. This publication has been prepared only as a guide. No responsibility is accepted by us for loss occasioned to any person acting or refraining from acting as a result of any material in this publication.
UK
Private
$643.1M Revenue
http://www.grantthornton.co.uk
6K Employees
Saffery Champness
Saffery Champness LLP is a top 20 firm of chartered accountants with nine offices in the UK, plus offices in Geneva, Guernsey and Zurich. The firm has more than 65 partners and directors, and over 500 members of staff. We specialise in the following sectors: • Corporate • Entrepreneurs • International • Landed estates and rural businesses • Not-for-profit • Private wealth • Professional and consultancy businesses • Regulated entities • Property • Sports and entertainment Saffery Champness is a member of Nexia International, a worldwide network of accounting and consulting firms in over 120 countries. The firm was founded by Joseph John Saffery in 1855. For further information about the firm, please visit www.saffery.com. Follow us: Twitter: @Safferys Google+: https://plus.google.com/+safferychampness/ YouTube: https://www.youtube.com/channel/UCXR88yBPil9YZLO_5A__lzQ
London, GB
Private
$288M Revenue
https://www.saffery.com
920 Employees
ICAEW
ICAEW is a world-leading professional membership organisation that trains, develops and supports over 150,000 chartered accountants worldwide. Each of our members has the knowledge and values to help build local and global economies that are sustainable, accountable and fair. We share our knowledge and insight with governments, regulators and business leaders worldwide so we can develop a world of strong economies. Our vision is to develop strong, accountable and open economies where people can trust data, leaders can make good decisions, public finances are transparent and businesses are accountable.
UK
Private
$17.9M Revenue
http://www.icaew.com
1.4K Employees

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