List Of IT Consulting Firms

The following is a list of the largest information technology consulting firms in the world, along with their corporate headquarters location and the total number of consultants they have. Many of these serve primarily as third-party consultants. Many enterprise software companies, such as SAP, Oracle, IBM & Microsoft employ their own consultants for services related to their own products. Among the corporations listed below, the number of consultants listed is less than their total number of employees. Note: Not all employees of these firms are consultants and firms with less than 10,000 employees are not included.

By continent


Name Headquarters Total company employees As of
HCL Technologies Noida, India 115,973 March 2017
Hexaware Navi Mumbai, India 12,734 March 2017
Infosys Bangalore, India 200,364 March 2017
Larsen & Toubro Infotech Mumbai, India 21,023 March 2017
Mphasis Bangalore, India 21,994 March 2017
UST Global Trivandrum, India 17,000 March 2017
Mindtree Bangalore, India 16,470 March 2017
Neusoft Group Shenyang, China 15,000
NTT Data Tokyo, Japan 100,000
Pactera Beijing, China 23,954
Tata Consultancy Services Mumbai, India 387,223 March 2017
Tech Mahindra Pune, India 117,693 March 2017
Wipro Bangalore, India 181,482 March 2017
WNS Global Services Mumbai, India 33,968 March 2017


Name Headquarters Total company employees As of
Accenture Dublin, Ireland 411,000 May 2017 [1]
Altran Paris, France 24,000 January 2015 [2]
Atos Paris, France 100,000 2015
Capgemini Paris, France 195,800 March 2017 [3]
EVRY Oslo, Norway 10,000
Indra Madrid, Spain 28,000
KPMG Amstelveen, Netherlands 188,982 2016 [4]
PWC London, England 184,000
T-Systems Frankfurt, Germany 48,200
Tieto Espoo, Finland 15,000
Sogeti Paris, France 20,000
Sopra Steria Paris, France 37,000

North America

Name Headquarters Total company employees As of
Avanade Seattle, WA 29,000 2016[5]
Booz Allen Hamilton McLean, VA 23,000
CGI Group Montreal, Quebec, Canada 69,000 September 2013 [6]
Cognizant Technology Solutions Teaneck, NJ 261,200
Conduent Florham Park, New Jersey 92,000
DXC Technology Tysons, VA 170,000
Deloitte Touche Tohmatsu New York, NY 203,000
EPAM Systems Newtown, PA 22,383
Ernst & Young New York, NY 175,000
Genpact Hamilton, Bermuda 68,000 January 2015
HP Enterprise Services Palo Alto, CA 176,000
IBM Global Business Services Armonk, NY 190,000
Syntel Troy, Michigan 24,333 September 2014 [7]
Dell acquired Perot, Science Applications International Corporation McLean, VA 44,000 [8]
Unisys Blue Bell, PA 31,000

Defunct but notable


External links

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