APC by Schneider Electric, formerly known as American Power Conversion Corporation, is a manufacturer of uninterruptible power supplies, electronics peripherals and data center products. In 2007, Schneider Electric acquired APC and combined it with MGE UPS Systems to form Schneider Electric's Critical Power & Cooling Services Business Unit, which recorded 2007 revenue of $3.5 billion (EUR 2.4 billion) and employed 12,000 people worldwide. Until February 2007, when it was acquired, it had been a member of the S&P 500 list of the largest publicly traded companies in the United States. Schneider Electric, with 113,900 employees and operations in 102 countries, had 2008 annual sales of $26 billion (EUR 18.3 billion). In 2011 APC by Schneider Electric became a product brand only, while the company was rebranded as the IT Business Unit of Schneider Electric.

Check Point Software Technologies Ltd. is an international provider of software and combined hardware and software products for IT security, including network security, endpoint security, data security and security management. As of 2016 the company has approximately 3,400 employees worldwide. Headquartered in Tel Aviv, Israel, the company has development centers in Israel, California (ZoneAlarm), Sweden (Former Protect Data development centre), and Belarus. The company has main offices in the United States, in San Carlos, California, in Dallas, Texas, in Ottawa, Ontario, Canada, and Sydney Australia. Check Point competes in the antivirus industry against AVG, Avira, ESET, F-Secure, Kaspersky, McAfee, Panda Security, Sophos and Symantec among others.

Cisco Systems is a global manufacturer of network equipment: routers, switches and servers, as well as software for data transmission on the Internet and corporate networks. The company was founded in 1984 in San Jose (California, USA). Today, Cisco dominates the Internet Protocol (IP) -based network equipment segment, and also manufactures cybersecurity, video conferencing systems, and other network equipment and software. In addition, Cisco offers a number of cloud services. Cisco's primary customers are large enterprises and telecommunications service providers, but the company also sells products aimed at small businesses and the public sector. Cisco offers products and services in four categories. The company's infrastructure platforms generate more than half of its revenue. This includes switching devices, routing devices, wireless communications, and data processing solutions. Applications that account for over 10% of revenue are primarily software related to networking and data processing platforms. Applications include collaboration tools (unified communications, Cisco TelePresence video conferencing) as well as AppDynamics and Internet of Things software. The cybersecurity product category generates more than 5% of the company's revenue and includes network security, email security, identity and access, advanced threat protection, and unified exposure management products. In addition, Cisco offers consulting services. Cisco's total revenue in fiscal 2020 was nearly $ 50 billion. The company is expanding its research and development (R&D) investments in areas such as the cloud platform, remote collaboration platform, analytics and telecommunications technologies.

Dell EMC (EMC Corporation until 2016) is an American multinational corporation headquartered in Hopkinton, Massachusetts, United States. Dell EMC sells data storage, information security, virtualization, analytics, cloud computing and other products and services that enable organizations to store, manage, protect, and analyze data. Dell EMC's target markets include large companies and small- and medium-sized businesses across various vertical markets. The company's stock (as EMC Corporation) was added to the New York Stock Exchange on April 6, 1986, and was also listed on the S&P 500 index. Source: https://en.wikipedia.org/wiki/Dell_EMC

The Hewlett Packard Enterprise Company (commonly referred to as HPE) is an American multinational enterprise information technology company based in San Jose, California,[2] founded on 1 November 2015 as part of splitting of the Hewlett-Packard company. HPE is a business-focused organization with two divisions: Enterprise Group, which works in servers, storage, networking, consulting and support, and Financial Services. On 4 December HPE reported FY2018 net revenue of $30.9 billion, up 7% from the prior year period.

IBM (International Business Machines) ia an american electronic corporation, one of the world's largest manufacturers of all types of computers and software, one of the largest providers of global information networks. The corporation ranks sixth in the list of the largest companies in the world. Headquartered in Armonk, New York, USA. The story begins in the 19th century. IBM manufactures and sells hardware and software, services (hosting, consulting) in the areas from mainframes to nanotechnology.

Microsoft Corporation is an multinational technology company headquartered in Redmond, Washington, that develops, manufactures, licenses, supports and sells computer software, consumer electronics and personal computers and services. Its best known software products are the Microsoft Windows line of operating systems, Microsoft Office office suite, and Internet Explorer and Edge web browsers. Its flagship hardware products are the Xbox video game consoles and the Microsoft Surface tablet lineup. As of 2011, it was the world's largest software maker by revenue, and one of the world's most valuable companies.

Oracle Corporation is an american multinational computer technology corporation headquartered in Redwood Shores, California. The company specializes primarily in developing and marketing database software and technology, cloud engineered systems, and enterprise software products — particularly its own brands of database management systems. In 2018, Oracle was the third-largest software maker by revenue, after Microsoft and Alphabet. The company also develops and builds tools for database development and systems of middle-tier software, enterprise resource planning (ERP) software, customer relationship management (CRM) software, and supply chain management (SCM) software. Source: https://en.wikipedia.org/wiki/Oracle_Corporation