Dell Software (formerly Quest) has made simplifying the complex jobs of IT pros its personal mission. The company's software is designed to improve application performance, manage transitions to new software platforms, and monitor the delivery of data over corporate networks and the Internet. Its applications are used for data center and cloud management, data protection, information management, security, and mobile workforce management. The company's brands include AppAssure, Boomi, Enstratius, Kace, Quest, and SonicWALL. Dell Software also offers a range of application, database, and other IT services. Customers come from the telecom, manufacturing, energy, and public sectors. In 2012 Dell purchased Quest for $2.4 billion and renamed it.