These companies are large managed service providers, mostly in IT services and software development, with a few in telecommunications. They are global players, many with hundreds of thousands of employees. Headquartered across various continents, these firms cater to a worldwide clientele.
Among them, Amazon is an e-commerce giant, Capgemini delivers end-to-end services in strategy and technology, IBM focuses on collaboration for improved technology solutions, and Google provides a powerful search engine and web services. Microsoft develops software, hardware, and cloud services, while Oracle offers cloud infrastructure and AI applications.
| # | Company | Employees | |||
|---|---|---|---|---|---|
| 1 |
Amazonamazon.com
An e-commerce giant offering a vast selection of products, convenient shopping experiences, and fast delivery, connecting buyers with a wide range of sellers |
1,541,000 | |||
| 2 |
Capgeminicapgemini.com
Imagine future organizations, making it real with AI, technology, and people, delivering end-to-end services and solutions across strategy, technology, design, engineering and business operations |
342,989 | |||
| 3 | 335,625 | ||||
| 4 |
Googlegoogle.com
Provides a powerful search engine, web services, and advertising tools to help users find information and businesses reach customers |
304,428 | |||
| 5 | 271,675 | ||||
| 6 |
HCLTechhcltech.com
Global technology company providing digital transformation, cloud, IoT, cybersecurity, analytics, and engineering services to enterprises worldwide. |
256,090 | |||
| 7 |
Microsoftmicrosoft.com
Develops and sells software, hardware, and cloud services, including the Windows operating system and Office suite, to improve productivity and digital experiences |
233,562 | |||
| 8 |
Oracleoracle.com
Delivers cloud infrastructure, data, and applications for AI, offering scalable solutions for various deployments, integrating AI into databases, data platforms, and business applications. |
206,235 | |||
| 9 |
TECH MAHINDRAtechmahindra.com
Tech Mahindra offers innovative IT experiences globally, leveraging next-gen technologies for digital transformation Part of Mahindra Group, driving sustainable business and societal change |
159,000 | |||
| 10 |
Amazon Web Services (AWS)amazon.com
A global cloud computing provider offering scalable, reliable, and cost-effective infrastructure services to businesses worldwide, eliminating the need for capital infrastructure expenses |
147,090 | |||
| 11 |
Orangeorange.com
A leading global telecommunications operator offering services to millions of customers and multinational companies across 26 countries |
146,935 | |||
| 12 |
NTT DATA, Inc.global.ntt
A global IT services provider offering a wide range of business and technology solutions as it transitions to NTT DATA |
140,000 | |||
| 13 |
Huaweihuawei.com
A global provider of ICT infrastructure and smart devices, offering integrated solutions in telecom networks, IT, smart devices, and cloud services |
139,935 | |||
| 14 |
FUJITSUglobal.fujitsu
Leading global information and communication technology company, offering technology products, solutions, and services, connecting people, technology, and ideas for a sustainable world. |
124,000 | |||
| 15 |
LTIMindtreeltm.com
A global technology consulting company driving digital transformation for enterprises, delivering superior business outcomes through domain expertise and innovative digital solutions |
99,387 | |||
| 16 |
DXC Technologydxc.com
It assists global companies in managing critical systems, modernizing IT, optimizing data, and ensuring security across various cloud environments. |
90,597 | |||
| 17 |
Hewlett Packard Enterprisehpe.com
This company is a global edge-to-cloud company that drives technology and innovation to fulfill its passion and purpose |
90,021 | |||
| 18 |
Kyndrylkyndryl.com
A global leader in designing, running, and managing advanced technology infrastructure, focusing on excellence, innovation, and advancing vital systems for human progress |
90,000 | |||
| 19 |
Tencenttencent.com
A technology company based in China that enriches the lives of Internet users through communications, social platforms, advertising, financial technology, and business services |
89,197 | |||
| 20 |
Alibaba Groupalibabagroup.com
Leading global company specializing in AI, cloud computing, and e-commerce infrastructure to facilitate business worldwide with innovation. |
85,809 | |||
| 21 | 85,294 | ||||
| 22 |
Lumen Technologieslumen.com
The company provides digital connectivity solutions, utilizing their network strength to connect people, data, and applications quickly, securely, and effortlessly |
49,357 | |||
| 23 |
NTT DATAnttdata.com
Providing IT and business consulting, digital transformation, managed services, and industry solutions to clients worldwide for long-term success. |
48,385 | |||
| 24 |
NVIDIAnvidia.com
A pioneering company in accelerated computing, known for inventing the GPU, shaping PC gaming, computer graphics, AI development, and creating the metaverse |
48,336 | |||
| 25 |
Minsaitminsait.com
A leading Spanish technological consultant operating globally, leveraging cloud, security, payments, and innovative technology to drive business and societal impact #MoreMinsait |
45,000 | |||
| 26 |
NTT DATA Europe & Latamnttdata.com
Global IT services provider transforming clients through consulting, solutions, and managed services to enable a confident move into the digital future |
31,932 | |||
| 27 | 31,204 | ||||
| 28 |
Persistent Systemspersistent.com
AI-led digital engineering and enterprise modernization partner delivering innovative solutions and industry expertise to global clients across multiple sectors. |
28,947 | |||
| 29 |
Orange Businessorange-business.com
Leading European network and digital integrator leveraging expertise in next-generation connectivity, cloud, and cybersecurity solutions for positive impact on customers and planet. |
28,626 | |||
| 30 |
Baidu, Inc.baidu.com
Leading AI company with comprehensive AI stack, diverse products, and services, serving millions of users, developers, and enterprises worldwide. |
26,390 | |||
| 31 |
Wipro Ltd. - Indiawipro.com
A leading provider of IT services leveraging technology solutions to enable business transformation, aligning IT strategies with business goals |
24,515 | |||
| 32 |
NTT DATA North Americaus.nttdata.com
provides business and technology consulting, data and AI solutions, application development, infrastructure management, and industry-specific services globally |
24,414 | |||
| 33 |
Stefanini Groupstefanini.com
A global company offering a wide range of innovative services such as automation, cloud, IoT, UX, AI, consulting, and marketing solutions |
24,358 | |||
| 34 |
Iron Mountainironmountain.com
Global leader in storage and information management services, partnering with organizations worldwide to protect and unlock the value of their assets and data |
24,357 | |||
| 35 |
Unisysunisys.com
A global technology solutions company offering digital workplace, cloud, applications & infrastructure, enterprise computing, and business process solutions to empower organizations |
23,358 | |||
| 36 |
OpenTextopentext.com
It specializes in Information Management, assisting businesses of all sizes in securely capturing, governing, and exchanging information globally. |
22,990 | |||
| 37 |
TIMgruppotim.it
Provides fixed, mobile, and digital services including Cloud, IoT, and Cybersecurity, building and sharing network infrastructure in Italy and Brazil. |
22,417 | |||
| 38 |
Telkom Indonesiatelkom.co.id
A state-owned telecommunications enterprise in Indonesia focusing on digital transformation, customer-oriented strategies, and adapting to technology advancements in the industry |
21,977 | |||
| 39 |
Inetuminetum.com
European digital services leader helping businesses, public sector, and society with digital impact, performance, and innovation, partnering with major software publishers. |
21,788 | |||
| 40 |
Adani Groupadani.com
Diversified infrastructure group with transport logistics and energy utilities, focusing on large-scale development and sustainable growth across India. |
21,480 | |||
| 41 |
Red Hatredhat.com
A global leader in enterprise open source solutions, delivering high-performing Linux, hybrid cloud, edge, and Kubernetes technologies through community collaboration Join us and make an impact |
21,000 | |||
| 42 | 20,150 | ||||
| 43 |
Computacentercomputacenter.com
A leading technology and services provider, trusted by large organizations, helping customers manage and transform their technology infrastructure for digital transformation |
20,070 | |||
| 44 | 19,600 | ||||
| 45 |
Telecom Egyptte.eg
Extensive telecom infrastructure supporting fixed and mobile services, wholesale capacities, and integrated consumer bundles across domestic and international markets. |
19,061 | |||
| 46 |
Wipro Technologieswipro.com
Management consulting company located in New Orleans, providing services to help businesses improve operations and achieve their goals |
16,942 | |||
| 47 |
Tata Communicationstatacommunications.com
Provides global digital connectivity and secure enterprise solutions, enabling digital transformation for businesses including Fortune 500 companies worldwide. |
16,891 | |||
| 48 |
Databricksdatabricks.com
It provides a Data Intelligence Platform for organizations to manage their data effectively and leverage AI for better decision-making. |
15,896 | |||
| 49 |
Swisscomswisscom.ch
Leading technology company focusing on inspiring people in the connected world, shaping the future with latest innovations and technologies through trustworthy, committed, and curious actions |
15,615 | |||
| 50 |
Iron Mountain EMEAironmountain.co.uk
Global leader in storage and information management services with a vast network of facilities worldwide, offering solutions for records, data, and document management |
15,148 | |||
Want more companies than this list?This page shows the largest ones only. Connect to Tamtam to see every company that matches, filter by size, industry or growth, and reach their decision-makers. | |||||
| 51 |
Samsung SDSsamsungsds.com
Delivers specialized cloud platforms, digital logistics management, and SaaS solutions to optimize business environments and drive industrial innovation through global IT expertise. |
15,040 | |||
| 52 |
Bechtlebechtle.com
A leading IT provider in Europe, offering IT infrastructure solutions to over 70,000 customers in various sectors with 85 system houses across 14 countries |
15,000 | |||
| 53 | 14,981 | ||||
| 54 |
Infinite Computer Solutionsinfinite.com
Global provider of technology modernization, digital engineering, and AI-driven IT services delivering tailored solutions across multiple industries worldwide. |
14,901 | |||
| 55 |
Equinixequinix.com
A global digital infrastructure company empowering businesses to access foundational infrastructure, partners, and possibilities to accelerate advantage and multiply value |
14,710 | |||
| 56 |
Telmextelmex.com
Leading telecom and IT services company in Mexico, offering a wide range of advanced solutions from connectivity to cloud, cybersecurity, and business solutions for companies of all sizes. |
14,394 | |||
| 57 |
Apex Systemsapexsystems.com
Specializes in strategy, transformation, managed services including application development, data, cloud, cybersecurity, and AI solutions across global markets. |
13,945 | |||
| 58 |
NTT DATA Business Solutionsnttdata-solutions.com
A global consultancy firm specializing in driving innovation and improving SAP solutions for businesses to transform, grow, and succeed |
12,858 | |||
| 59 |
NetAppnetapp.com
It builds intelligent data infrastructure, enabling applications to utilize any data from anywhere, enhancing data management and accessibility. |
12,680 | |||
| 60 |
Dimension Datadimensiondata.com
Leading African technology provider offering systems integration, managed services, cloud solutions, business applications, customer experience, and intelligent security across Middle East and Africa. |
12,075 | |||
| 61 |
Bechtle Schweiz AGbechtle.com
Leading IT service provider for SMEs, large customers, and public institutions, offering consulting, infrastructure, cloud, services, and software solutions throughout the entire IT life cycle. |
12,000 | |||
| 62 |
SoftwareOnesoftwareone.com
Global provider of software and cloud solutions, specializing in migration, modernization, and optimization for clients worldwide Headquartered in Switzerland |
11,985 | |||
| 63 |
Engineering Groupeng.it
Leading digital transformation company with global presence, specializing in innovation, proprietary solutions, R&D, and diverse market expertise. |
11,815 | |||
| 64 |
Allianz Technologycareers.allianz.com
Global IT service provider delivering infrastructure, applications, and digital solutions to optimize and innovate Allianz's customer experience worldwide. |
11,708 | |||
| 65 |
Snowflakesnowflake.com
The company provides a Data Cloud platform for organizations to unite and mobilize data with scalability, security, and seamless multicloud experience |
11,689 | |||
| 66 | 11,271 | ||||
| 67 |
VMwarebroadcom.com
Leading provider of multi-cloud services enabling digital innovation with enterprise control Cultivating innovation to solve customer challenges with disruptive technologies |
11,230 | |||
| 68 | 10,908 | ||||
| 69 |
T-Systems Internationalt-systems.com
Provides end-to-end IT solutions, cloud migration, and industry-specific digital transformation services with strong security and global presence. |
10,768 | |||
| 70 |
Akamai Technologiesakamai.com
A global leader in internet infrastructure, Akamai powers and protects online experiences for billions of users daily through innovative solutions |
10,647 | |||
| 71 |
Hitachi Vantarahitachivantara.com
Provides data management and analytics solutions enabling businesses to innovate and leverage data as a strategic asset for growth. |
10,529 | |||
| 72 |
MEGACABLEmegacable.com.mx
A leading Mexican telecommunications company with 45 years of service, offering TV, internet, digital and mobile phone services to nearly 5 million subscribers nationwide |
10,459 | |||
| 73 |
NETWORK-SECURITY-SOLUTIONSn-security.com
Specializing in managing Linux/Unix servers and large network environments with a focus on customized solutions, quality, and technological innovation |
10,400 | |||
| 74 |
Telekom Malaysiatm.com.my
The company is a leading telco provider in Malaysia, offering a wide range of communication services including fixed, mobile, WiFi, cloud, smart services, and more |
10,263 | |||
| 75 |
Nutanixnutanix.com
Global leader in cloud software, providing a platform for running apps and data across clouds, simplifying operations for businesses worldwide |
9,917 | |||
| 76 |
IBM India Pvt. Ltd.ibm.com
A global leader in technology services and solutions, with a strong presence and significant investments in India's IT industry |
9,902 | |||
| 77 |
SPIE Francespie.fr
Global actor in energy, digital, and industrial transitions, offering concrete solutions for decarbonizing buildings, industries, and territories through various technical services. |
9,833 | |||
| 78 |
IBM India Private Limitedibm.com
A global technology and consulting company, focused on cloud platforms and cognitive solutions, with a history of innovation and leadership in the industry |
9,508 | |||
| 79 | 9,343 | ||||
| 80 |
GoDaddygodaddy.com
This company empowers individuals to effortlessly create, expand, and manage their online presence by providing affordable and easy-to-use services |
9,023 | |||
| 81 |
Mobilymobily.com.sa
It provides integrated telecom services for individuals, businesses, and carriers, with extensive wireless and FTTH networks across Saudi Arabia and beyond. |
8,775 | |||
| 82 |
Railwayrailway.com
Building a developer platform as a service. It applies human-friendly design to internet infrastructure, helping great ideas materialize without friction. |
8,770 | |||
| 83 | 8,687 | ||||
| 84 |
YASH Technologiesyash.com
Consulting-led digital transformation partner offering technology, advisory, and outsourcing services to optimize client performance and revenue growth globally. |
8,670 | |||
| 85 |
Kyndryl Indiakyndryl.com
A global team of experts working to design, manage, and advance technology infrastructure for continuous growth and human progress |
8,643 | |||
| 86 | 8,641 | ||||
| 87 |
Uniti Group Inc.uniti.com
A real estate investment trust focused on acquiring and constructing critical communications infrastructure, including fiber, towers, and leasing assets for wireless and telecom industries |
8,488 | |||
| 88 |
Windstreamuniti.com
Announcement of merger between Windstream and Uniti, directing followers to Uniti Group, Inc. for future updates and information. |
8,376 | |||
| 89 |
Singtelsingtel.com
A leading communications technology group in Asia offering services from 5G and infotainment to businesses and consumers, focused on innovation and creating new customer experiences |
8,337 | |||
| 90 | 8,314 | ||||
| 91 | 8,284 | ||||
| 92 |
Vodafone Businessvodafone.com
Providing mobile, fixed, unified communications, IoT, cloud, and security services to businesses globally, regionally, and locally. |
8,100 | |||
| 93 |
Systems Limitedsystemsltd.com
Providing advanced IT software solutions, digital transformation, cloud services, and BPO offerings to global clients across diverse industries. |
8,099 | |||
| 94 |
Sonata Softwaresonata-software.com
Provides cloud and data modernization, digital transformation, managed cloud services, and digital contact center solutions using proprietary Platformationโข approach. |
8,059 | |||
| 95 |
MongoDBmongodb.com
A developer data platform empowering innovation through software and data solutions for modern applications, with a global customer base Visit mongodbcom |
8,013 | |||
| 96 |
3i Infotech Ltd.3i-infotech.com
Global IT company providing digital transformation services using AI, Blockchain, and RPA for BFSI, healthcare, manufacturing, retail, and government sectors. |
7,982 | |||
| 97 |
Cloudflarecloudflare.com
The company is a leading connectivity cloud provider, empowering organizations to enhance speed and security while reducing complexity and cost |
7,489 | |||
| 98 |
SK Telecomsktelecom.com
Leading telecommunications company focusing on AI, media, cloud, and connected intelligence to enhance customer experience and enterprise value. |
7,368 | |||
| 99 |
Veeam Softwareveeam.com
Provides data backup, recovery, security, and intelligence solutions ensuring business continuity and data availability across hybrid cloud environments worldwide. |
7,308 | |||
| 100 |
China Telecom Corporation Limitedchinatelecom-h.com
A telecommunications company based in Beijing, China Telecom connects customers with high-quality services and opportunities for growth through networking on LinkedIn |
7,202 | |||
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Every company on this list has a Tamtam company profile. The industry is the one the company gives on LinkedIn; categories such as SaaS or fintech are classified by Tamtam's AI from the company's website and LinkedIn page; and the headquarters city must match the company's own address. Companies are ranked by the number of employees on LinkedIn, and the list is refreshed every night. Classifications can be wrong, so treat the list as a starting point rather than an official ranking. Last updated Nov 12, 2026.
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