Company lists · Data refreshed November 2026

Top 25 Technology outsourcing companies worldwide

RevenueBase identified 168,978 company matches for technology outsourcing companies worldwide as of November 2026 and tracks 6,320,628 professional contacts across them, including 1,461,031 with verified work emails. India is the largest market and Bangalore the largest hub.

This list covers company matches for technology outsourcing companies worldwide, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed November 6, 2026. Country and city lists for technology outsourcing companies follow the table.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Nov 6, 2026 How this list was built
168,978Companies
6,320,628Contacts tracked
1,461,031Verified emails
Explore this list → Free signup · no credit card · 500 free credits

The 25 largest technology outsourcing companies worldwide

Ranked by team size
Top 25 of 168,978 company matches for technology outsourcing companies worldwide, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Nov 6, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#CompanyRevenueBase SmartSearchHeadquartersEmployeesContacts
1Exact matchMumbai, IndiaHQ recorded Nov 6, 202610001+661,392 contacts →

Exact match

“Tata Consultancy Services (TCS) is the technology partner of choice for industry-leading organizations worldwide.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
2Exact matchDublin 2, United KingdomHQ recorded Nov 6, 202610001+590,896 contacts →

Exact match

“Accenture helps the world’s leading enterprises reinvent by building their digital core and unleashing the power of AI to create value at speed for organizations across industries.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
3Exact matchParis, NC, FranceHQ recorded Nov 6, 202610001+298,258 contacts →

Exact match

“Capgemini is an AI-powered global business and technology transformation partner, delivering tangible business value.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
4Exact matchNoida, IndiaHQ recorded Nov 6, 202610001+238,107 contacts →

Exact match

“HCLTech is a global technology company, home to more than people across 60 countries, delivering industry-leading capabilities centered around AI, digital, engineering, cloud and…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
5Exact matchPune, IndiaHQ recorded Nov 6, 202610001+145,360 contacts →

Exact match

“Tech Mahindra offers technology consulting and digital solutions to global enterprises across industries, enabling transformative scale at unparalleled speed.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
6Exact matchDallas, TX, ItalyHQ recorded Nov 6, 202610001+91,939 contacts →

Exact match

“Insights you can act on.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
7Exact matchAshburn, VA, United StatesHQ recorded Nov 6, 202610001+86,844 contacts →

Exact match

“DXC Technology helps global companies run their mission-critical systems and operations while modernizing IT, optimizing data architectures, and ensuring security and scalability…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
8Exact matchNew York, NY, United StatesHQ recorded Nov 6, 202610001+47,955 contacts →

Exact match

“We have the world’s best talent that design, run, and manage the most advanced and reliable technology infrastructure each day.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
9Exact matchBangalore, IndiaHQ recorded Nov 6, 202610001+46,102 contacts →

Exact match

“A leading applied technology services company, we innovate to deliver service excellence and successful outcomes across sales, delivery and development.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
10Exact matchTokyo, JapanHQ recorded Nov 6, 202610001+42,145 contacts →

Exact match

“NTT DATA – a part of NTT Group – IT and business services headquartered in Tokyo.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
11Exact matchVadodara, IndiaHQ recorded Nov 6, 202610001+36,322 contacts →

Exact match

“L&T Technology Services (LTTS) is one of the world’s leading engineering and technology service providers.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
12Exact matchNew Braunfels, TX, United StatesHQ recorded Nov 6, 202610001+35,804 contacts →

Exact match

“TaskUs delivers outsourced digital services that power the companies shaping the future.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
13Exact matchNavi Mumbai, IndiaHQ recorded Nov 6, 202610001+35,486 contacts →

Exact match

“At Hexaware, we're not just a global technology and business process services company; we're a community of 31,600+ Hexawarians dedicated to one singular purpose: creating smiles…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
14Exact matchSouthborough, MA, United StatesHQ recorded Nov 6, 202610001+31,368 contacts →

Exact match

“Virtusa is a global product and platform engineering services company that makes experiences better with technology.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
15Exact matchHanover, MD, United StatesHQ recorded Nov 6, 202610001+27,308 contacts →

Exact match

“We’re TEKsystems and TEKsystems Global Services.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
16Exact matchBangalore, IndiaHQ recorded Nov 6, 202610001+24,888 contacts →

Exact match

“With our unique ability to offer end-to-end solutions that connect the three pillars of IoT - Sensors, Software, and Services, we enable businesses to move from the traditional to…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
17Exact matchParis, FranceHQ recorded Nov 6, 202610001+24,050 contacts →

Exact match

“We’re Concentrix.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
18Exact matchLondon, United KingdomHQ recorded Nov 6, 202610001+22,725 contacts →

Exact match

“Capita is an AI-enabled business services partner.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
19Exact matchBlue Bell, United StatesHQ recorded Nov 6, 202610001+20,917 contacts →

Exact match

“Unisys is a global technology solutions company that powers breakthroughs for the world’s leading organizations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
20Exact matchMumbai, IndiaHQ recorded Nov 6, 202610001+20,247 contacts →

Exact match

“LTI is now LTIMindtree, and we are getting businesses to the future, faster.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
21Exact matchBoulogne-billancourt Cedex, FranceHQ recorded Nov 6, 202610001+19,953 contacts →

Exact match

“ALTEN is committed to meeting the expectations of its stakeholders and anticipating their requirements in the fields of innovation, R&D, and technological information systems.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
22Exact matchBangalore, IndiaHQ recorded Nov 6, 202610001+17,995 contacts →

Exact match

“ITC Infotech is a global technology solution and services leader providing business-friendly solutions, that enable future-readiness for clients.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
23Exact matchHatfield, United KingdomHQ recorded Nov 6, 202610001+17,715 contacts →

Exact match

“Computacenter is a leading independent technology and services provider, trusted by large corporate and public sector organisations.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
24Exact matchCasablanca, MoroccoHQ recorded Nov 6, 202610001+14,607 contacts →

Exact match

“Intelcia is a global player in outsourcing, which has supported its clients for 20 years combining talents, technologies, and processes to offer a tailor-made service and skills…”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase
25Exact matchPune, NC, IndiaHQ recorded Nov 6, 202610001+14,500 contacts →

Exact match

“Navigating Change.”

Recorded in the RevenueBase company graph · Nov 6, 2026 · View company records in RevenueBase

Showing 25 of 168,978 technology outsourcing companies worldwide

See the full list, filter by size, metro and specialty, and access 1,461,031 tracked professional contacts with verified work emails. Direct dials are available where recorded.

Free signup · no credit card

View the full list →

Technology outsourcing companies worldwide at a glance

As of Nov 6, 2026
23.1%Verified-email coverage
37.4Average contacts per company
11-50Median size (employees)
1.7%Largest-city concentration · Bangalore
Nov 6, 2026Page data refreshed

Companies by employee count

1-10
73,860
11-50
63,063
51-200
21,764
201-500
5,553
501-1,000
1,792
1,001-5,000
1,319
5,001-10,000
243
10001+
337

Email recency is reported on each country list linked below.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source
The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
Coverage
Every country. Country and city lists for technology outsourcing companies are linked below.
What qualifies
Company records worldwide whose business descriptions match “technology outsourcing companies” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch
Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview
The public preview omits records without a verified work email. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality
RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking
Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification
Every displayed company carries at least one verified work email. RevenueBase tracks 1,461,031 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh
This page's figures were pulled from the company graph on November 6, 2026. Lists refresh periodically as the graph is re-checked.
Record context
Company records and descriptions can change. Check the company's website for its current services and locations.

Technology outsourcing companies by location

710 lists · largest first

Every Technology outsourcing companies list RevenueBase publishes, by country and city. Counts are matching companies in each list as of its own refresh date.

Countries

Cities

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “technology outsourcing companies”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many technology outsourcing companies are there worldwide?

RevenueBase identified 168,978 company matches for technology outsourcing companies worldwide as of November 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

Tata Consultancy Services tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which country has the most technology outsourcing companies?

India leads with 32,710 companies, followed by the United States (26,929) and the United Kingdom (7,402). Every technology outsourcing companies list by country and city is linked on this page.

Which city has the most technology outsourcing companies?

Bangalore leads with 2859 company records, followed by Hyderabad (2710) and London (2374).

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 1,461,031 professional contacts with verified work emails tracked across these 168,978 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on November 6, 2026.

Ready to reach these companies? Verified emails and direct dials for all 168,978 technology outsourcing companies worldwide. Start with a free account, no credit card.

Download this list →

Related lists

About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.