The Big Four are the four largest professional services networks in the world: Deloitte, Ernst & Young (EY), KPMG, and PwC. They are the four largest global accounting networks as measured by revenue. The four are often grouped because they are comparable in size relative to the rest of the market, both in terms of revenue and workforce; they are considered equal in their ability to provide a wide scope of professional services to their clients; and, among those looking to start a career in professional services, particularly accounting, they are considered equally attractive networks to work in, because of the frequency with which these firms engage with Fortune 500 companies.
PricewaterhouseCoopers International Limited is a multinational professional services brand of firms, operating as partnerships under the PwC brand. It is the second-largest professional services network in the world and is considered one of the Big Four accounting firms, along with Deloitte, EY and KPMG.
The Institute of Chartered Accountants of Scotland (ICAS) is the world's first professional body of Chartered Accountants (CAs).
Wellington Management Company is a private, independent investment management firm with client assets under management totaling over US$1 trillion based in Boston, Massachusetts, United States.
CVC Capital Partners is a Luxembourg-based private equity and investment advisory firm with approximately US$155 billion of assets under management and approximately €157 billion in secured commitments since inception across American, European and Asian private equity, secondaries and credit funds. As of 31 December 2021, the funds managed or advised by CVC are invested in more than 100 companies worldwide, employing over 450,000 people in numerous countries. CVC was founded in 1981 and, as of 31 March 2022, has over 650 employees working across its network of 25 offices throughout EMEA, Asia and the Americas.
Smith & Williamson was a United Kingdom financial and professional services firm. It was acquired by wealth manager, Tilney, in 2019 and the enlarged firm was rebranded as Evelyn Partners in 2022.
RSM Tenon was a professional services firm based in the United Kingdom, which was listed on the FTSE SmallCap Index and part of RSM Global. The company was formed from the merger of the Tenon Group with RSM Bentley Jennison in December 2009.
Mazars is an internationally integrated partnership, specialising in audit, accounting and consulting group employing more than 47,000 professionals in more than 95 countries through member firms. With head offices in Paris, France, Mazars has a network of correspondent partners and joint ventures in a further 21 countries and is a founding member of the Praxity alliance, a network of independent firms.
Grant Thornton is the world's seventh-largest by revenue and sixth-largest by number of employees professional services network of independent accounting and consulting member firms which provide assurance, tax and advisory services to privately held businesses, public interest entities, and public sector entities. Grant Thornton International Ltd. is a not-for-profit, non-practising, international umbrella membership entity organised as a private company limited by guarantee. Grant Thornton International Ltd. is incorporated in London, England, and has no share capital.
Partners Group Holding AG is a Swiss-based global private equity firm with US$141.7 billion in assets under management in private equity, private infrastructure, private real estate and private debt.
Bestinvest is an investment and a financial coaching company based in London. It provides execution-only investment services predominantly to private investors, as well as financial planning, investment management and investment advisory services as part of the Evelyn Partners Group.
CliftonLarsonAllen LLP is a professional services firm and the eighth-largest accountancy firm in the United States. It was established in 2012 with the merger of two U.S. firms: Clifton Gunderson LLP and LarsonAllen LLP. It is a member of CLA Global accounting network.
HLB International is a global network of independent advisory and accounting firms, comprising member firms in 157 countries. HLB International member firms offer audit, accounting, tax and business advisory services.
An accounting network or accounting association is a professional services network whose principal purpose is to provide members resources to assist the clients around the world and hence reduce the uncertainty by bringing together a greater number of resources to work on a problem. The networks and associations operate independently of the independent members. The largest accounting networks are known as the Big Four.
Moore Global is a global accountancy, advisory and consulting network of independent firms with its headquarters in London. Moore Global is ranked by the International Accounting Bulletin (IAB) as the 11th largest accountancy network in the world. The Moore Global Network consists of over 34,413 people across 112 countries.
Saffery is a firm of chartered accountants in the United Kingdom. It has nine offices across the UK as well as offshore. The firm acts for clients across specialty sectors including private wealth, landed estates and rural businesses, not-for-profit, entrepreneurs, sports and entertainment.
Morison Global is a global association of professional service firms. The association has over 150 member firms in more than 80 countries. Morison Global's status as an association is in accordance with the International Federation of Accountants (IFAC) audit code and the EU Statutory Audit Directive 2006/43/(EC). Morison Global is ranked by the International Accounting Bulletin as the 10th largest accounting association in the world. In January 2021, the combined revenue of all member firms was USD978m.
BDO is an international network of public accounting, tax, consulting and business advisory firms that provide professional services under the name BDO. It is the fifth-largest accounting network in the world. Global fee income of the member firms in the network for the year ended 30 September 2021, including the members of their exclusive alliances, totaled US$12.8 billion. Each BDO member firm is an independent legal entity in its own country. The network, founded in 1963 as Binder Seidman International Group by firms from Canada, Germany, the Netherlands, the UK and the US, is coordinated by BDO Global Coordination B.V., with an office in Zaventem, Belgium. In 1973, the organisation adopted the name BDO, made up from the initials of the three founding firms: Binder (UK), Dijker (Netherlands) and Otte (Germany).
Anton Colella is a Scottish businessman. He has been the chief executive officer of Moore Global since 2018, and was previously the global chief executive of the Institute of Chartered Accountants of Scotland. Colella is an advocate for value-driven business practices and accounting ethics.
Evelyn Partners is a financial services and professional services company based in the United Kingdom. It is formerly known as Tilney Smith & Williamson, which was the result of a 2020 merger between Tilney and Smith & Williamson. The group also operates the online investment service Bestinvest.
Uk£75.86 million (2022 accounts)