Aspen Technology, Inc., is a provider of process optimization software solutions. The Company�s aspenONE software and related services have been developed specifically for companies in the process industries, including the energy, chemicals, engineering and construction industries. The Company operates in three business segments: license; SMS, training, and other; and professional services. The license line of business is engaged in the development and licensing of software. The SMS, training, and other line of business provides customers with a wide range of support services that include on-site support, telephone support, software updates and various forms of training on how to use its products. The professional services line of business offers implementation, advanced process control and real-time optimization. In February 2013, the Company acquired Pipeline Scheduling System and Dock Scheduling System software from Refining Advantage, Inc.