Top 10 IT Companies In The World | Largest IT Services 2023

Updated Dec 5, 2022.
Top 10 IT Companies In The World

The top global IT companies are no mystery. Are you familiar with companies like Microsoft and IBM? Do you know which markets they dominate?

Follow closely as we uncover the top 10 leading IT companies globally. They provide robust solutions in a rapidly-changing digital technology environment.

Disclaimer: This list contains only pure software companies and does not consider manufacturers, computer services companies, and consumer electronic companies.

Presenting You with the Top 10 IT Companies in the World

1. Microsoft Corporation

Best Overall IT Company in the Software Industry

Microsoft - Designed for life today and tomorrow
Editor’s Take
Bill Gates, Paul Allen (1975)
Satya Nadella
Redmond, Washington, United States
$168 billion (2021)
Number of Employees:

When you think of Information Technology companies, Microsoft is one of the first names that comes to mind. Microsoft Corporation is one of the largest professional services providers globally.

According to the Fortune 500 (2022), Microsoft ranks 14th among the world's largest companies globally. It has a market capitalization of over $1.75 trillion, the combined expenditure budget value of Canada and Australia in 2020.

Microsoft dominates the global operating system market, accounting for 75% of the global desktop OS market. The IT giant develops, sells, and licenses computer software, personal computers, consumer electronics, and IT services.

Some popular applications provided by Microsoft include:

  • Internet Explorer.
  • Microsoft Edge.
  • Microsoft Word.
  • Microsoft Excel.
  • Microsoft PowerPoint.
  • Microsoft Outlook.
  • Microsoft OneDrive.
  • Skype.
  • Microsoft Teams.
  • Bing.
  • MSN.
  • OneNote.

2. IBM (International Business Machine)

Top IT Company in the Cloud Services and Data Analytics Markets

IBM - People, planet, profit and purpose
Editor’s Take
Charles Ranlett Flint (1911)
Arvind Krishna
Armonk, New York, United States
$57.35 billion (2021)
Number of Employees:

IBM is one of the largest IT services providers in the world operating in over 150 countries. Did you know that IBM International Business Machine was first a computing recording company?

You can divide IBM’s business operations into four sectors: cloud software, global business services (GBS), global financing, and global technology services (GTS). IBM’s biggest source of revenue and profits is its cloud software-related services.

IBM (International Business Machines) has a market capitalization value of $105.83 billion. The company holds the record for the most patents generated by a business.

3. Accenture Consulting

Best IT Company Dominating the Business Consultancy Market for Enterprises

Accenture - The life centricity playbook
Editor’s Take
Clarence Delany (1989)
Julie Sweet
Dublin, Ireland
$50.53 billion (2021)
Number of Employees:

Accenture Consulting is one of the biggest management consulting firms in the IT world with a market capitalization value of $162.31 billion.

Did you know that Accenture was once the tech consulting unit of an accounting firm named Arthur Andersen?

Accenture is the largest independent technology services provider and dominates the business consulting market for enterprises. Some of its top partners include SAP, Microsoft, Oracle, and Salesforce.

The American-Irish multinational company has various business units: Accenture Technology, Accenture Consulting, Accenture Strategy, and Accenture Operations.

  • Accenture Technology focuses on research and development, technology solution implementation, and technology labs to develop new innovative technologies.
  • Accenture Consulting offers mobility services, business consultancy, and digital marketing analytics.
  • Accenture Strategy focuses on providing technology strategy services, business strategy, and operation strategy services.
  • Accenture Operations functions as an IT service provider and helps clients manage operations services, outsource business processes, and provide online security.

4. Oracle

Leading IT Company Dominating the Database Management Systems Market

Oracle - Try OCI Free Tier
Editor’s Take
Larry Ellison, Bob Miner, and Ed Oates (1977)
Safra Catz
Austin, Texas
$40.47 billion (2021)
Number of Employees:

Oracle is one of the top IT companies worldwide with a market capitalization of $162 billion. It is popular for manufacturing and marketing software products and services like Java.

The IT giant dominates the database market. Most of its revenue comes from the sales of its cloud engineering services and its database management systems.

Oracle is a key player in the software development industry. It is popular for developing software systems such as:

  • ERP Solutions.
  • Customer Relationship Management Software.
  • Client Relationship Management Systems.
  • Supply Chain Management Software.
  • Database Development and Planning Software.

5. SAP

Best IT Company Dominating the ERP (Enterprise Resource Planning) Market

SAP - Procurement transformation
Editor’s Take
Dietmar Hopp and Hasso Plattner (1972)
Christain Klein
Weinheim, Germany
$29.30 billion
Number of Employees:

SAP is a German-based multinational company that develops applications and software services to help clients manage business operations and customer relationships. Its customers range from individuals to small business owners and large business enterprises.

The software giant is popular for its Enterprise Resource Planning (ERP) solutions and dominates the ERP market. With a market capitalization of $125.06 billion, SAP is the 95th most valuable company globally.

6. Tata Consultancy Services

Best IT Company Dominating the Tech Consulting Market

Tata Consultancy Services - Ideas magnified and value multiplied
Editor’s Take
Tata Sons, J. R. D. Tata (1968)
Rajesh Gopinathan
Mumbai, India
$25.07 billion (2021)
Number of Employees:

Tata Consultancy Services (TCS) is an Indian-based IT company that dominates the tech consulting market. The Tata Group, a multinational company owns Tata Consultancy Services.

Clients get services such as consulting, application development, business process outsourcing, and infrastructure support.

Recently, Tata Consultancy Services (TCS) became the top IT company in India with a market capitalization of over $138 billion. The tech consulting firm has a presence in 35 countries and provides services to six Fortune 10 US companies.

7. DXC

Top IT Company Dominating the IT Outsourcing Market

DXC Technology - See yourself in cyber security
Editor’s Take
Hewlett Packard Enterprise Company & Computer Sciences Corporation (2007)
Mike Salvino
Ashburn, Virginia, United States
$16.27 billion (2021)
Number of Employees:

DXC is one of the leading IT companies in the world. The company offers end-to-end IT solutions across its Enterprise Technology Stack for different business categories. Services offered include analytics and engineering, IT outsourcing, and consulting.

The IT company dominates the IT outsourcing market. Recently, its Analytics & Engineering, and Applications & Cloud services accounts for 47% of its revenue.

DXC ranks 207 in the 2022 list of Fortune 500 companies and has a market capitalization of over $6 billion.

8. Deloitte Consulting

Best IT Company with the Most Extensive Management Consulting Services

Deloitte - Making an imcact day in, day out
Editor’s Take
Williams Welch Deloitte (1845)
Dan Helfrich
New York, United States
$59.3 billion (2021)
Number of Employees:

Deloitte Consulting is one of the most extensive Management Consulting firms globally. It is popular for serving clients worldwide in IT technology and global management consulting.

Many independent firms use Deloitte to provide business consultancy and independent validation services to companies in different industries.

Deloitte is one of the largest professional services networks with a presence in 150 countries and a market capitalization of $168 billion. However, Deloitte is not listed in the stock exchange market since it is an LLP (Limited Liability Partnership) firm.

9. Capgemini

Leading IT Company Dominating the Global Outsourcing Market

Capgemini - Code for a cure
Editor’s Take
Serge Kampf (1967)
Aiman Ezzat
Paris, France
$19.09 billion (2021)
Number of Employees:

Capgemini is a French IT company with a presence in over 55 countries and a market capitalization of $26.97 billion.

The French-based company is a leading name in IT services providing consulting, outsourcing, and professional services. It dominates the global outsourcing market along with Accenture, IBM, and TCS.

10. Cognizant

Cognizant -Disrupt markets faster
Editor’s Take
Kumar Mahadeva and Francisco D'Souza (1994)
Brian Humphries
Teaneck, New Jersey, United States
$18.65 billion (2021)
Number of Employees:

Cognizant is a multinational IT company that helps customers improve their business operations through emerging technologies.

The multinational corporation has three major vital areas in which it specializes: digital systems and technology, digital business, and digital operation. Cognizant has a market capitalization of $30 billion.

Banks are the primary target of Cognizant. The digital IT firm provides banks with advanced analytics tools to help them provide better lending services to customers.

Aside from banks, Cognizant provides dedicated services to other industries such as automotive, healthcare, oil & gas, insurance, and transportation & logistics.

Cognizant offers other services such as:

  • Data Warehousing.
  • Customer Relationship Management (CRM).
  • Supply Chain Management.
  • Enterprise Resource Planning (ERP).

The Information Technology marketplace will dominate the future thanks to various factors:

1. Increase in IT Spending

According to Gartner, global IT spending will grow by 5.1% ($4.6 trillion) in 2023. Many small businesses and large enterprises are increasing their IT budgets. Software companies and IT services providers are the major beneficiaries of this increase.

2. Emerging Technologies

The top software companies are going to remain dominant in the IT industry in the future. Why? Due to their investments in emerging technologies.

Microsoft, IBM, Oracle, and other top IT companies are playing key roles in the development of new innovative technologies. They are leveraging technologies for future growth such as:

  • Artificial Intelligence (AI).
  • Blockchain.
  • Cloud Computing.
  • Quantum Computing.
  • Internet of Things (IoT).
  • Serverless Computing.
  • Machine Learning.
  • Human Interface Technologies.

These IT companies use these innovative technologies to explore new growth, build their own digital capability, and provide better solutions.

3. Increase in IT Jobs

With companies spending more on IT services and software solutions, there will be an increase in the demand for IT professionals.

Some of the top IT jobs to watch out for in the future include:

  • IT Security Specialist.
  • IT Manager.
  • Software Architect.
  • Cloud Architect.
  • Artificial Intelligence (AI) Engineer.
  • Data Scientist.
  • Big Data Engineer.
  • Blockchain Engineer.

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Martin Luenendonk

Editor at FounderJar

Martin loves entrepreneurship and has helped dozens of entrepreneurs by validating the business idea, finding scalable customer acquisition channels, and building a data-driven organization. During his time working in investment banking, tech startups, and industry-leading companies he gained extensive knowledge in using different software tools to optimize business processes.

This insights and his love for researching SaaS products enables him to provide in-depth, fact-based software reviews to enable software buyers make better decisions.