Top 10 IT Companies in the World | Largest IT Companies (2018)

As technology continues to shape the future of how we do business, it has become important to build relationships with global tech brands. Imagine if you could identify the top 10 IT companies in the world today without endlessly scouring the internet? Or even better, what if you could connect with them right from this article? We’ve done the hard work and number crunching to provide you with the most comprehensive list of largest software companies yet so that you can directly connect with the top 10 IT companies in the world in 2018.


Information technology (IT) has been well acknowledged as one of the major driving forces in the modern economy today; as the top 10 largest software companies are some of the best information technology services providers that are powering various sectors and businesses worldwide. Over the past several decades, information technology (IT) has significantly transformed our daily lives and the way business is done. With the development of new technologies and innovations, such as IoT, big data, artificial intelligence, cloud services and blockchain etc, the global IT industry is expected to flourish further, and the current top 10 IT companies in the world for 2018, identified on this list led by the tech company IBM, Microsoft, HP Enterprise and Oracle etc, are also expected to remain at top of the software industry and achieve bigger success in the near future.


Looking for a list of IT services provided by the best? Here is our detailed breakdown of the top 10 largest IT companies in the world in 2018 — connect with them today.


Global IT Industry Overview


According to the latest market report from Gartner, the total spending in the global IT industry, including IT services, data center systems, enterprise software, and telecom services etc, is projected to be over $3.7 trillion in 2018, representing a 4.5% increase from 2017. Global IT spending growth began to turn around in 2017, with continued growth expected over the next few years. The Internet of Things (IoT) is one of the largest and fastest growing segments in the global IT industry, reaching nearly $700 million value in 2016 and is expected to surpass $2 billion by 2021, registering an impressive Compound Annual Growth Rate (CAGR) of 30% over the five-year period.


Read more: Top 10 Most Innovative Companies in the World

Breaking the IT market down into its components, another active part of IT is the growth of data centers including WLAN, while the traditional categories of hardware, software, and services account for 53% of the total. The other core category, telecom services, accounts for 30%. The remaining 17% covers various emerging technologies that either don’t fit into one of the traditional buckets or span multiple categories, which is the case for many emerging as-a-service solutions that include elements of hardware, software, and service.


Geographically, the Asia Pacific region was the largest region in the information technology (IT) market in 2017, accounting for around 39% market share. Asia Pacific has significantly increased its share in the global IT market, driven by the rise of countries such as China and India, against the slower growth rates experienced in parts of Europe and other markets. North America was the second largest region accounting for around 27% market share. Africa was the smallest region accounting for around 2% market share.


So, which are the biggest software companies operating in the world today?

List of the Top 10 Largest IT Companies in the World in 2018




IBM, short for International Business Machine, is the world’s largest IT company with over 400,000 employees operating in over 170 countries around the world. IBM provides two core IT solutions – Global Technology Services (GTS) and the Global Business Services (GBS). GTS encompasses the infrastructure support, product maintenance, and the process outsourcing, whereas GBS handles consulting, application management services as well as the systems integration. Today almost 97% of Banks all over the world depend on IBM services and making it the largest host of online transactions. IBM has also stepped into cloud computing having ‘IBM Cloud’ as a leading platform for the enterprise. In 2017, IBM’s revenue totaled $79.1 billion.




Microsoft is one of the most valuable companies in the world, worth an estimated market value of $750.6 billion US. Founded by Bill Gates and Paul Allen in 1975, Microsoft Corporation, headquartered in Redmond, Washington, is one of the largest tech companies in the world. It develops, manufactures, licenses, supports and sells computer software, consumer electronics, personal computers, and services. Its best-known software products are the Microsoft Windows line of operating systems, the Microsoft Office suite, and the Internet Explorer, Edge web browsers, and Xbox. The company also produces a wide range of other consumer and enterprise software for desktops and servers.




Oracle Corporation is an American multinational computer technology company, headquartered in Redwood Shores, California. Oracle specializes primarily in developing and marketing database software and technology, cloud engineered systems and enterprise software products, and database management systems. It is also the world’s second-largest software company by revenue, after Microsoft. In recent years, Oracle is investing heavily in AI, machine learning, IOT, the blockchain, and human interface technologies. Oracle is among the most innovative in this list of top 10 IT companies in the world.




Accenture is a global management consulting and professional services firm that provides strategy, consulting, digital, technology and operations services. It has been incorporated in Dublin, Ireland, 2009. Accenture has various business units – Accenture consulting provides mobility services and digital marketing analytics; Accenture technology focusses on research and development, technology solution implementation, technology labs for emerging technologies; Accenture strategy provides technology strategy services, business strategy, and operation strategy services. Accenture now has more than 425,000 employees serving clients in more than 120 countries and is known as one of leading tech companies with the best benefits — keeping a spot among the richest and best software companies in the world in 2018.


HP Enterprise


Hewlett Packard Enterprise is one of the world’s leading technology firms that offers IT, technology & enterprise products, solution, and services. Headquartered in Palo Alto, California, HP develops and sells hardware components as well as software and related services to consumers, small- and medium-sized businesses (SMBs) and large enterprises, including customers in the government, health and education sectors. HP Software also provides software solutions like SAAS software as a service, cloud computing services, including education, consulting, support etc.


As we go down this list of the top tech brands from the Information Technology industry, we are now venturing into companies like HP, that has been dominating for decades. Expect HP to retain its position among the top 10 IT companies in the world even heading into the future, at the back of strong performance in the market.




SAP SE is a German-based multinational software and IT corporation that specializes in providing enterprise software to manage business operations and customer relations. SAP is headquartered in Walldorf, Germany with regional offices in 180 countries. One of the biggest tech companies in the world, SAP has over 335,000 customers in over 180 countries. SAP is leveraging technologies like machine learning, Internet of things, the blockchain, cloud and SAP HANA to solve various business problems across all industries and regions.


SAP will continue to make a compelling case as one of the top 10 IT companies in the world for as long as they keep innovating as great company pushing the boundaries on tech.


Tata Consultancy Services


Tata Consultancy Services Limited (TCS) is an Indian multinational information technology (IT) service, consulting and business solutions company headquartered in Mumbai, India. It is a subsidiary of the Tata Group and operates in 46 countries. TCS is one of the largest IT companies in the world and one of the top IT services providers for services including consulting, software development, infrastructure support, and business process outsourcing. TCS — also one of the top 10 software companies in India — is expanding quickly with the latest technologies like Artificial Intelligence, Machine learning, Internet of things, Cloud Computing and Cyber Security.


Read more: Top 10 Telecom Companies in India



Capgemini SE is a French multinational IT services and business consulting corporation headquartered in Paris, France. It is one of the world’s largest IT consulting, outsourcing and professional services companies with over 200,000 employees in over 40 countries. Capgemini creates and delivers business, technology, and digital solutions that fit its global clients’ needs, enabling them to achieve innovation and competitiveness.




Cognizant is an American multinational corporation that provides IT services, including digital, technology, consulting, and operations services. It is headquartered in Teaneck, New Jersey, United States. Cognizant’s main businesses including helping banks revolutionize lending by assessing risk using predictive analytics by analysing customer’s financial history, using advanced analytics tools to help banks to better predict a customer’s creditworthiness and take various informed decisions to lend money to those who have lower credit risk, it also help qualified individuals and businesses to get the desired financing. Cognizant is one of the top software companies in the USA and is expected to maintain a leading position heading into the future.




Infosys Limited is an Indian multinational corporation that provides business consulting, information technology and outsourcing services. It has its headquarters in Bengaluru, Karnataka, India. Infosys is the second largest IT company in India and one of the top 10 largest IT companies in the world in terms of revenue. It provides software development, maintenance, and independent validation services to companies in finance, insurance, manufacturing and other domains.


Future of the Top 10 IT Companies in the World


With the rapid development of the global economy, the demand for IT products and IT services is higher than ever. Looking forward, the new trend has seen world’s leading tech companies focusing on new innovative technologies like Machine Learning, AI and Cloud Computing to drive new growth that can help them build their own digital foundation and provide robust solutions for various users. It’s expected that IT spending around the world is heading towards a double-digit growth rate, while the top 10 IT companies in the world are forecasted to continue their dominance in the industry due to strong market shares and leading technology evolution.



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