Top U.S. Consulting Firms

Stern Stewart & Co is a worldwide management consulting firm founded in New York in 1982. The company developed the Economic value added concept and currently owns the trademark. Its core businesses is management consulting and research; focusing on implementing its proprietary Economic value added methodology.

Tata Consultancy Services Limited is an global IT services, business solutions and outsourcing company headquartered in Mumbai, India. It is the largest provider of information technology in Asia and second largest provider of business process outsourcing services in India. TCS has offices in over 47 countries with more than 142 branches across the globe and is a subsidiary of textiles and manufacturing conglomerate Tata Group.

Tech Mahindra Limited is a provider of information technology, networking technology solutions and business process outsourcing services to the global telecommunications industry. Headquartered at Pune, India. It is a joint venture between the Mahindra Group and BT Group plc, UK with M&M; holding 44% and BT holding 39% of the equity.

The Advisory Board Company is a global research, consulting, and technology firm partnering with 125,000 leaders in 3,200 organizations across health care and higher education.

The Capital Markets Company N.V., referred to as Capco, is a global business and technology consultancy based in Antwerp, Belgium with offices in financial centers across North America, Europe, Asia, and Africa. Capco is a subsidiary of FIS company based in Jacksonville, Florida. Capco works only in the financial services industry, unlike the Big Four professional services firms. As of the 1st November 2015, Capco had more than 3,000 employees internationally, and 23 offices.

ThoughtWorks is a privately owned global IT consultancy that delivers custom software, software tools, consulting, and transformation services to Global 1000 companies. It has a products division, ThoughtWorks Studios, which creates and markets software development and project management applications. The company is closely associated with the movement for agile methods of software development.

Trianz is a Management consulting and Information technology firm headquartered in Santa Clara, California, USA. The company was founded by Sri Manchala in 2001. The company has offices in the US, India and the UAE.

UST Global headquartered in Aliso Viejo, California is a provider of IT services. Focus areas are in Application Development and Maintenance, Software Quality Engineering and Testing and Infrastructure Services.

Wipro Limited formally Western India Products Limited is a global IT services and consulting company headquartered in Bangalore, India. As of 2011, Wipro is the second largest IT services company by turnover in India and employs more than 120,000 people worldwide as of March 2011. It provides outsourced research and development, infrastructure outsourcing, business process outsourcing and business consulting services.

ZS Associates is a privately owned American consulting company. The company, which has over 1,500 employees, provides sales and marketing consulting. Clients are focused in the pharmaceutical, biotechnology and medical products industries.