Applied Systems Engineering Inc is a leading provider of protocol testing software, protocol gateways, and alarm annunciators for the SCADA Industry. Established in 1982, we are a leading company in the manufacturing of quality RTU test sets, IED test sets, modems and source code libraries worldwide. In 2014, Kalkitech acquired ASE. We provide Corporate and Regional Training for utility technicians and engineers for RTU Test Sets, DNP3, IEC 61850, and Custom Utility Protocols worldwide. ASE has developed market-leading protocol test sets supporting more than 80+ protocols.