Tieto Oyj is an IT service company providing IT and product engineering services. Active in more than 20 countries with approximately 14,000 employees, Tieto is one of the largest IT service providers in Europe. Tieto is domiciled in Helsinki, Finland, and the company's shares are listed on the NASDAQ OMX Helsinki and Stockholm. The company provides services to the following sectors: financial services; manufacturing, retail & logistics; public, healthcare & welfare; telecom, media and energy.
VMware, Inc. is a US software company that provides cloud and virtualization software and services, VMware's desktop software runs on Microsoft Windows, Linux, and Mac OS X, while its enterprise software hypervisors for servers, VMware ESX and VMware ESXi, are bare-metal hypervisors that run directly on server hardware without requiring an additional underlying operating system. In 1998, VMware was founded by Diane Greene, Mendel Rosenblum, Scott Devine, Edward Wang and Edouard Bugnion. Greene and Rosenblum, who are married, first met while at the University of California, Berkeley.