Cisco Systems, Inc. is an American multinational corporation technology company headquartered in San Jose, California, that designs, manufactures and sells networking equipment worldwide. It is the largest networking company in the world. The stock was added to the Dow Jones Industrial Average on June 8, 2009, and is also included in the S&P 500 Index, the Russell 1000 Index, NASDAQ-100 Index and the Russell 1000 Growth Stock Index.

Hewlett Packard Enterprise (HPE) is an American multinational information technology enterprise company, founded 1 November 2015 as part of the now-split Hewlett-Packard company.

IBM manufactures and markets computer hardware, middleware and software and offers infrastructure, hosting and consulting services in areas ranging from mainframe computers to nanotechnology.

Kaspersky Lab (Лаборатория Касперского, Laboratoriya Kasperskogo) is an international software security group operating in almost 200 countries and territories worldwide. The company is headquartered in Moscow, Russia, with its holding company registered in the United Kingdom. Kaspersky Lab currently employs over 2,850 qualified specialists. It has 31 representative territory offices in 30 countries and its products and technologies provide service for over 300 million users and over 250,000 corporate clients worldwide. The company is specially focused on large enterprises, and small- and medium-sized businesses.

Intel Security Group (previously McAfee, Inc.) is an American global computer security software company headquartered in Santa Clara, California, and the world's largest dedicated security technology company. The company has been a wholly owned subsidiary of Intel since February 2011, and now forms part of its Intel Security division. On 7 September 2016, Intel announced a strategic deal with TPG Capital to convert Intel Security into a joint venture between Intel and TPG Capital called McAfee. TPG Capital will be the majority owner with 51% of McAfee.

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

VMware, Inc. is an American company that provides cloud and virtualization software and services. VMware, a global leader in cloud infrastructure and business mobility, accelerates our customers’ digital transformation journey by enabling enterprises to master a software-defined approach to business and IT. With VMware solutions, organizations are creating exceptional experiences by mobilizing everything, responding faster to opportunities with modern data and apps hosted across hybrid clouds, and safeguarding customer trust with a defense-in-depth approach to cybersecurity. VMware is a member of the Dell Technologies family of businesses.