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Top 20 Management Consulting Companies in US.

Siemens AG

www.siemens.com

Plano,  Texas,  United States 75024 (Map)

351,000 Employees

Siemens AG is a global technology powerhouse that has stood for engineering excellence, innovation, quality, reliability and internationality for more than 165 years. The company is active in more than 200 countries, focusing on the areas of electrification, automation and digitalization.... more

Deloitte LLP

www.deloitte.com

New York City,  New York,  United States 10005 (Map)

225,000 Employees

Deloitte (Deloitte LLP) is among the country's leading professional services firms. Deloitte LLP is the United Kingdom member firm of Deloitte Touche Tohmatsu Limited ("DTTL"), a UK private company limited by guarantee, whose member firms are legally separate and independent entities. Pl... more

Ernst & Young LLP

www.ey.com

New York City,  New York,  United States 10036 (Map)

212,000 Employees

EY is a global leader in assurance, tax, transaction and advisory services. The insights and quality services EY delivers help build trust and confidence in the capital markets and in economies the world over. EY develops outstanding leaders who team to deliver on our promises to all of ... more

PricewaterhouseCoopers LLP

www.pwc.com

New York City,  New York,  United States 10017 (Map)

208,000 Employees

PricewaterhouseCoopers (www.pwc.com) provides industry-focused assurance, tax and advisory services to build public trust and enhance value for its clients and their stakeholders. More than 140,000 people in 149 countries across our network share their thinking, experience and solutions t... more

XPO Logistics Inc

www.xpo.com

Greenwich,  Connecticut,  United States 06831 (Map)

87,000 Employees

XPO Logistics, Inc. (NYSE: XPO) is a top ten global logistics provider of cutting-edge supply chain solutions to the most successful companies in the world. The company operates as a highly integrated network of people, technology and physical assets in 34 countries, with over 85,000 emp... more

AECOM Company

www.aecom.com

Los Angeles,  California,  United States 90067 (Map)

87,000 Employees

AECOM (NYSE:ACM) is built to deliver a better world. We design, build, finance and operate infrastructure assets for governments, businesses and organizations in more than 150 countries. As a fully integrated firm, we connect knowledge and experience across our global network of experts t... more

NTT DATA Corporation

www.nttdata.com

Plano,  Texas,  United States 75024 (Map)

80,550 Employees

NTT DATA (TOKYO:9613) is a leading IT services provider and global innovation partner headquartered in Tokyo, with business operations in over 40 countries. Its emphasis is on long-term commitments, combining global reach with local intimacy to provide premier professional services varyin... more

Computer Sciences Corporation

www.csc.com

Mc Lean,  Virginia,  United States 22102 (Map)

59,000 Employees

Computer Sciences Corporation (NYSE: CSC) leads clients on their digital transformation journeys. The company provides innovative next-generation technology services and solutions that leverage deep industry expertise, global scale, technology independence and an extensive partner communi... more

RMR Group Inc.

www.rmrgroup.com

Newton,  Massachusetts,  United States 02458 (Map)

52,000 Employees

The RMR Group Inc. is a holding company and substantially all of its business is conducted by its majority owned subsidiary, The RMR Group LLC. The RMR Group LLC is an alternative asset management company that primarily provides management services to publicly traded REITs and real estate... more

Halliburton Company

www.halliburton.com

Houston,  Texas,  United States 77032 (Map)

50,000 Employees

Founded in 1919, Halliburton is one of the world's largest providers of products and services to the energy industry. With approximately 50,000 employees, representing 140 nationalities and operations in approximately 70 countries, the company serves the upstream oil and gas industry thro... more

E. I. du Pont de Nemours and Company

www.dupont.com

Wilmington,  Delaware,  United States 19805 (Map)

46,000 Employees

E. I. du Pont de Nemours and Company (DuPont) operates and manufactures a range of products for distribution and sale to many different markets, including the transportation, safety and protection, construction, motor vehicle, agriculture, home furnishings, medical, electronics, communica... more

Regis Corporation

www.regiscorp.com

Minneapolis,  Minnesota,  United States 55439 (Map)

45,000 Employees

Regis Corporation (NYSE:RGS) is the leader in beauty salons and cosmetology education. As of March 31, 2017, the Company owned, franchised or held ownership interests in 9,217 worldwide locations. Regis' corporate and franchised locations operate under concepts such as Supercuts, SmartSty... more

Jacobs Engineering Group Inc.

www.jacobs.com

Pasadena,  California,  United States 91101 (Map)

43,800 Employees

Jacobs provides professional services to its clients' water, wastewater, and flood control challenges across the world. Support ranges from advice on regulatory requirements, energy and utility master planning, water and waste treatment, reuse and networks, irrigation, dams and reservoirs... more

Daymon Worldwide Inc

www.daymon.com

Stamford,  Connecticut,  United States 06902 (Map)

40,000 Employees

Daymon Worldwide is the global leader in consumables retailing. Through our renowned industry expertise in Private Brand building, experiential consumer marketing and innovative retail-driven services, we currently collaborate with more than 100 major retailers and nearly 6,000 manufactu... more

Insight Global Inc

www.insightglobal.com

Atlanta,  Georgia,  United States 30319 (Map)

36,000 Employees

Insight Global is a national staffing and services company that specializes in sourcing information technology, accounting, finance, and engineering professionals and delivering service-based solutions to Fortune 1000 clients. Insight Global completes more than 33,000 placements annually ... more

Ryder System, Inc.

www.ryder.com

Miami,  Florida,  United States 33178 (Map)

34,500 Employees

Ryder is a FORTUNE 500 commercial fleet management, dedicated transportation, and supply chain solutions company. Ryder's stock (NYSE:R) is a component of the Dow Jones Transportation Average and the Standard & Poor's 500 Index. Ryder has been named among FORTUNE's World's Most Admire... more

Republic Services Inc

www.republicservices.com

Phoenix,  Arizona,  United States 85054 (Map)

33,000 Employees

Republic Services, Inc. (NYSE: RSG) is an industry leader in U.S. recycling and non-hazardous solid waste. Through its subsidiaries, Republic's collection companies, recycling centers, transfer stations and landfills focus on providing effective solutions to make proper waste disposal eff... more

North Atlantic Treaty Organization

www.nato.int

Norfolk,  Virginia,  United States 23551 (Map)

29,966 Employees

Cooperation with NATO is one of the key components of Armenia"s multi-layer security system. Armenia pursues policy of vigorous relations with the North Atlantic Alliance and will continue its full involvement in Partnership and embark on implementing joint programs. In recent years Arm... more

Volt Information Sciences Inc

www.volt.com

New York City,  New York,  United States 10036 (Map)

25,800 Employees

Volt Information Sciences, Inc. is a global provider of staffing services (traditional time and materials-based as well as project-based), managed service programs and technology outsourcing services. Our staffing services consists of workforce solutions that include providing contingent ... more

Arthur J. Gallagher & Co.

www.ajg.com

Itasca,  Illinois,  United States 60143 (Map)

24,800 Employees

ABOUT ARTHUR J. GALLAGHER & CO. Arthur J. Gallagher & Co. (NYSE: AJG), an international insurance brokerage and risk management services firm, is headquartered in Itasca, Illinois, has operations in 33 countries and offers client-service capabilities in more than 150 countries aro... more

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