Best Consulting Firms in Each Practice Area

McKinsey & Company is a privately owned management consulting firm. Roundly considered the most prestigious company of its kind, it has achieved a near-universal level of renown, despite a decades-long commitment to confidentiality that...

The name may sound local, but Boston Consulting Group's reach-and expertise-is anything but. With almost 19,000 employees in over 90 offices in 50 countries, the firm ranks as one of America's Largest Private Companies, according to Forbes...

Accenture, a global professional services company with 482,000 people in more than 120 countries, provides a range of services and solutions in strategy, consulting, digital, technology, and operations. Combining deep experience and specialized...

Deloitte provides industry-leading audit & assurance, consulting, tax and risk & financial advisory services to many of the world’s most admired brands, including nearly 90% of the Fortune 500® and more than 5,000 private and middle...

Founded in 1973, Bain is one of the world's most prestigious consulting firms. The firm's 10,500+ employees help the world's top business leaders make big decisions that will direct their organizations' futures, and then help them realize those...

IBM Global Services works hard to make clients’ businesses work better.  The group includes IBM’s consulting, systems integration and applications businesses, which together employ more than 100,000 professionals in the Americas, Europe, the...

For two decades, EY has helped clients stay on the straight and narrow.  The world's second-largest accounting firm, Ernst & Young's 144,000 employees around the world offer advisory, assurance, tax and transaction advisory services via...

Along with Microsoft and IBM, Oracle is one of the three largest software companies in the world. It specializes in database and middleware software, as well as applications, but also has a large consulting business through which it offers...

Lockheed Martin is a global security company focused on domestic and foreign defense and civil markets, with the U.S. Department of Defense and other federal government agencies accounting for the majority of its business.  Historically, more...