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 and Oracle, 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
Asia
| Name | Headquarters | Total Company Employees | As of |
| Genpact | Gurgaon, India | 40,000 | |
| HCL Technologies | Noida, India | 90,000 | |
| Infosys | Bangalore, India | 155,000 | September 2013 [1] |
| Larsen & Toubro Infotech | Mumbai, India | 16,000 | |
| Tech Mahindra | Mumbai, India | 84,000 | |
| MphasiS | Bangalore, India | 34,000 | |
| Mindtree | Bangalore, India | 13,323 | December 2014 [2] |
| Neusoft Group | Shenyang, China | 15,000 | |
| NTT Data | Tokyo, Japan | 75,000 | |
| Oracle Financial Services Software | Mumbai, India | 10,000 | |
| Tata Consultancy Services | Mumbai, India | 276,000 | September 2013 [3] |
| Pactera | Beijing, China | 23,954 | |
| Wipro Technologies | Bangalore, India | 145,000 | September 2013 [4] |
| WNS Global Services | Mumbai, India | 25,000 | |
Europe
| Name | Headquarters | Total Company Employees | As of |
| Accenture | Dublin, Ireland | 281,000 | November 2013 [5] |
| Altran | Paris, France | 21,000 | |
| Atos | Paris, France | 76,400 | May 2013 [6] |
| Capgemini | Paris, France | 145,000 | March 2015 [7] |
| Getronics | Amsterdam, Netherlands | 28,000 | |
| Indra | Madrid, Spain | 28,000 | |
| KPMG | Amstelveen, Netherlands | 152,000 | September 2013 [8] |
| PWC | London, England | 184,000 | |
| Steria | Paris, France | 19,000 | |
| T-Systems | Frankfurt, Germany | 48,200 | |
| Tieto | Espoo, Finland | 15,000 | |
| Sogeti | Paris, France | 20,000 | |
| Sopra Group | Paris, France | 16,000 | |
North America
| Name | Headquarters | Total Company Employees | As of |
| Xerox acquired ACS | Dallas, TX | 62,000 | |
| Avanade | Seattle, WA | 17,000 | |
| Booz Allen Hamilton | McLean, VA | 23,000 | |
| CGI Group | Montreal, Canada | 69,000 | September 2013 [9] |
| Cognizant Technology Solutions | Teaneck, NJ | 130,000 | |
| Computer Sciences Corporation | Falls Church, VA | 98,000 | |
| Deloitte Touche Tohmatsu | New York, NY | 203,000 | |
| EPAM Systems | Newtown, PA | 10,500 | |
| Ernst & Young | New York, NY | 175,000 | |
| HP Enterprise Services | Palo Alto, CA | 176,000 | |
| IBM Global Business Services | Armonk, NY | 190,000 | |
| iGATE | Fremont, California | 27,554 | |
| Syntel | Troy, Michigan | 24,333 | September 2014 [10] |
| Dell acquired Perot Systems | Plano, TX | 21,000 | |
| Science Applications International Corporation | La Jolla, CA | 44,000 | |
| Unisys | Blue Bell, PA | 31,000 | |
Defunct but notable
References
External links