GSE Systems, Inc. (GSE Systems) is engaged in providing simulation, educational, and engineering solutions and services to the nuclear and fossil electric utility industry and the chemical and petrochemical industries. The Simulation business provides consulting and engineering services to help users plan, design, implement, and manage/support simulation and control systems. Services include application engineering, project management, training, site services, maintenance contracts and repair. As of December 31, 2011, GSE Systems was the parent company of GSE Power Systems, Inc., GSE Power Systems, AB, GSE Engineering Systems (Beijing) Co. Ltd., GSE Systems Ltd., TAS Engineering Consultants Ltd., GSE EnVision, Inc. and EnVision Systems (India) Pvt. Ltd. and has a 10% minority interest in Emirates Simulation Academy, LLC. On January 4, 2011, the Company completed the acquisition of EnVision Systems, Inc.