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McKinsey & Company is a global management consulting firm. It is headquartered in New York City, United States. The business was founded in 1926 by James O. McKinsey and Marvin Bow...

Boston Consulting Group is a global management consulting firm. It is headquartered in Boston, United States. The business was founded in 1963 by Bruce Henderson. It operates in th...

Roland Berger is an international management consultancy. It is headquartered in Munich, Germany. The business was founded in 1967 by Roland Berger. It operates in the management c...

Simon-Kucher & Partners is a consulting firm. It is headquartered in Bonn, Germany. The business was founded in 1985 by Hermann Simon. It operates in the management consulting indu...

Oliver Wyman is an international management consulting firm. It is headquartered in New York City, United States. The business was founded in 1984. It operates in the management co...