A consulting firm or simply consultancy is a professional service firm that provides expertise and specialised labour for a fee, through the use of consultants...

Mercer is an American consulting firm founded in 1945. It is one of the four operating subsidiaries of global professional services firm Marsh McLennan (NYSE:...

an American global management consulting firm with offices in more than 40 countries worldwide. Kearney's predecessor firm was founded in Chicago by James...

following is a list of the largest notable information technology consulting firms in the world, along with their corporate headquarters location and...

cost but also with complete customer satisfaction. List of major IT consulting firms Consultant Outsourcing Kathy Schwalbe. Information Technology Project...

This list includes notable management consulting firms. Management consulting indicates both the industry of, and the practice of, helping organizations...

of their exposure to and relationships with numerous organizations, consulting firms are typically aware of industry "best practices". However, the specific...

Sia is a strategy consulting firm that serves the following industries: banking, insurance, healthcare, telecommunications and media, energy, resources...

FTI Consulting (earlier Forensics Technologies International) is a business consultancy firm founded in 1982 and headquartered in Washington, D.C., United...

Boston Consulting Group, Inc. (BCG) is an American global management consulting firm founded in 1963 and headquartered in Boston, Massachusetts. It is...

analytics. Infosys Consulting operates globally and currently has offices in 18 countries across the Americas, Asia Pacific and Europe. The firm was officially...

portfolios of securities. A study by consulting firm Casey Quirk, which is owned by Deloitte, found that asset management firms ended 2020 with record highs in...

ZS Associates is a management consulting and professional services firm focusing on consulting, software, and technology. Headquartered in Evanston, Illinois...

have included Monitor Group, a large strategy consulting business, in January 2013. The international firm is a UK private company, limited by guarantee...

Huron Consulting Group, commonly known as Huron, is a management consulting firm offering services to the healthcare, life sciences, commercial, and higher...

with which these firms engage with Fortune 500 companies. The Big Four all offer audit, assurance, taxation, management consulting, valuation, market...

for Commitment to Sustainability". In 2025, it leads the ranking of consulting firms compiled by Mergermarket for M&A communication advisory in Spain, both...

A partner in a law firm, accounting firm, consulting firm, or financial firm is a highly ranked position, traditionally indicating co-ownership of a partnership...

This is a list of notable former consulting firms. Birdsall Services Group Hyder Consulting Merz & McLellan Parkman Group Sinclair Knight Merz Lunar Design...

Bain & Company is an American management consulting company headquartered in Boston, Massachusetts. The firm provides advice to public, private, and non-profit...

firm Guy Carpenter & Company was acquired in 1923, a year after it was founded by Guy Carpenter. In 1959, it acquired the human resources consulting firm...

Andersen LLP was an American accounting firm based in Chicago that provided auditing, tax advising, consulting and other professional services to large...

in 2024. Accenture began as the business and technology consulting division of accounting firm Arthur Andersen in the early 1950s. The division conducted...

McKinsey Comes to Town: The Hidden Influence of the World's Most Powerful Consulting Firm – review". The Guardian. ISSN 0261-3077. Retrieved 2024-01-30. Bobelian...

and the firm launched a new group logo. All operating companies worldwide were re-branded to operate as Cap Gemini. Ernst & Young Consulting was acquired...

consultant: someone who is employed externally to the client, either by a consulting firm, some other agency or as an independent freelancer, whose expertise...

Hitachi Consulting Corporation was an American international management and technology consulting firm with headquarters in Dallas, Texas. It was founded...

Inc. (Protiviti) is a global consulting firm headquartered in Menlo Park and San Ramon, California, that provides consulting in internal audit, risk and...

L.E.K. Consulting is a global strategy consulting firm based in London and Boston. Founded in 1983 by three partners from Bain & Company, L.E.K. focuses...

Company, Boston Consulting Group, and Bain & Company. The three firms are considered the three top and most prestigious strategy consulting firms in the world...