List of IT consulting firms

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The following is a list of the largest notable 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 and outsourcing partners. Many enterprise software companies 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[edit]

Asia[edit]

Name Headquarters Total employees As of
Tata Consultancy Services Mumbai, India 616,171 October 2022[1]
Infosys Bengaluru, India 267,953 June 2021[2]
Wipro Bengaluru, India 209,890 June 2021[3]
HCL Technologies Noida, India 197,777 January 2022[4]
Tech Mahindra Pune, India 126,263 June 2021[5]
Hinduja Global Solutions Bengaluru, India 46,300 December 2021[6]
WNS Global Services Mumbai, India 46,918 June 2021[7]
eClerx Mumbai, India 11,000 December 2021[8]
ITC Infotech Bengaluru, India 12,000 June 2021[9]
NTT Data Tokyo, Japan 139,500 March 2021[10]
firstsource Mumbai, India 28,000 December 2021[11]
Fujitsu Tokyo, Japan 126,371 March 2021[12]
LTIMindtree Mumbai, India 90,000 March 2022[13]
Mphasis Bengaluru, India 29,473 June 2021
Pactera Beijing, China 23,954
Neusoft Group Shenyang, China 20,000 December 2020[14]
L&T Technology Services Vadodara, India 20,000 March 2021
Persistent Systems Pune, India 15,000 March 2020
Cyient Hyderabad, India 15,000 March 2018
KPIT Technologies Pune, India 12,000 March 2018
Coforge Noida, India 11,162 September 2020[15]
Zensar Technologies Pune, India 11,250 October 2022[16]
Datamatics Mumbai, India 10,000 December 2019
NCS Group Singapore 10,000

Europe[edit]

Name Headquarters Total employees As of
Accenture Dublin, Ireland 699,000 April 2022[17]
Alten Boulogne-Billancourt, France 30,000 November 2018[18]
Asseco Rzeszow, Poland 32,400 January 2023[19]
Atos Bezons, France 120,000 April 2022[20]
Capgemini Paris, France 358,400 October 2022[21]
Deloitte London, England 345,000 May 2021[22]
Ernst & Young London, England 298,965 September 2020[23]
Grant Thornton International London, England 52,686 January 2019[24]
Indra Madrid, Spain 42,860 February 2019[25]
KPMG Amstelveen, Netherlands 227,000 September 2020[26]
Luxoft Zug, Switzerland 17,000 March 2023
Orange Business Services Paris, France 27,000 May 2020[27]
PricewaterhouseCoopers London, England 328,000 February 2023[28]
Sopra Steria Paris, France 42,000 October 2018[29]
TietoEVRY Espoo, Finland 23,877 September 2020[30]
T-Systems Frankfurt, Germany 37,500 March 2019[31]

North America[edit]

Name Headquarters Total employees As of
Avanade Seattle, Washington, United States 30,000 August 2018[32]
Booz Allen Hamilton McLean, Virginia, United States 25,803 February 2019[33]
CGI Inc. Montreal, Canada 78,000 December 2020 [34]
Cognizant Technology Solutions Teaneck, New Jersey, United States 301,200 June 2021 [35]
Conduent Florham Park, New Jersey, United States 90,000 June 2018[36]
DXC Technology Tysons, Virginia, United States 130,000 March 2021[37]
EPAM Systems Newtown, Pennsylvania, United States 60,300 November 2022[38]
EXL Service New York City, New York, United States 31,631 March 2021[39]
Genpact New York City, New York, United States 100,000 March 2021[40]
IBM Consulting Armonk, New York, United States 90,000 December 2020[41]
Softtek Monterrey, Mexico 12,000 November 2017[42]
Science Applications International Corporation Reston, Virginia, United States 23,000 February 2019[43]
Telus International Vancouver, Canada 58,000 December 2020 [44]
Unisys Blue Bell, Pennsylvania, United States 17,200 December 2020[45]
UST Global Aliso Viejo, California, United States 26,000 December 2020
Virtusa Southborough, Massachusetts, United States 30,000 October 2020
Gartner Stamford, Connecticut, United States 16,600 December 2021[46]

South America[edit]

Name Headquarters Total company employees As of
Algar Tech Uberlândia, Brazil 21,000 November 2022[47]
Totvs São Paulo, Brazil 12,000 November 2022[48]
Stefanini IT Solutions Jaguariúna, Brazil 30,000 April 2022[49]

Defunct entities[edit]

References[edit]

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  6. ^ "HR Bloc".
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  11. ^ "About Firstsource".
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  25. ^ "Indra Sistemas SA". Financial Times. Retrieved 15 Feb 2019.
  26. ^ "2020 KPMG Global Review". 17 December 2020.
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  29. ^ "Sopra Steria Acquires Sword Apak" (Press release). 23 October 2018.
  30. ^ "Q3 2020 Interim report" (PDF).
  31. ^ "Company profile".
  32. ^ "Avanade Acquires Loud&Clear And Creates Its First Digital Innovation Studio In Asia Pacific". Business Insider. 13 August 2018.
  33. ^ "Booz Allen (BAH) Beats Q3 Earnings Estimates, Updates View". 5 February 2019. Retrieved 15 February 2019.
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  35. ^ "Second Quarter 2021" (PDF).
  36. ^ "What are the worst companies to work for? New report analyzes employee reviews". USA Today. 15 June 2018. Retrieved 2019-02-16.
  37. ^ "2021 Annual Report" (PDF).
  38. ^ "EPAM Reports Results for Third Quarter 2022". EPAM. 2022-11-03.
  39. ^ "Q1 2021 Investor Fact Sheet".
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  41. ^ "Kendryl". IBM.
  42. ^ "Por qué estoy en los negocios | Blanca Treviño, CEO de Softtek". Forbes Mexico. 15 November 2018.
  43. ^ "SAIC Employees Receive BEYA Awards". AP News. 4 February 2019.
  44. ^ "Company overview".
  45. ^ "2020 Annual Report" (PDF). October 2021.
  46. ^ "Gartner, Inc. 2021 Annual Report (Form 10-K)". U.S. Securities and Exchange Commission. 23 February 2022.
  47. ^ "Wikipedia: Grupo Algar". 2022-11-08.
  48. ^ "Wikipedia: Totvs". 2022-11-08.
  49. ^ "Stefanini: Sobre". Stefanini (in Brazilian Portuguese). 2022-04-16. Retrieved 2022-04-16.{{cite web}}: CS1 maint: url-status (link)
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