Open Systems International, Inc. (OSI) has been awarded a comprehensive new contract by Dairyland Power Cooperative to upgrade and replace its Energy Management System (EMS) as well as its ...

Open Systems International, Inc. has been selected by Santee Cooper to upgrade and replace its legacy SCADA/EMS system with a new system based on OSI’s monarch (Multi-platform Open Network ...

Minneapolis, MN, Feb. 18, 2003 — Open Systems International Inc. (OSI) has recently been awarded a contract to supply a new SCADA, Energy Management System (EMS) and ERCOT Market Operation System (MOS ...