Millennium Engineering and Integration Company, also known as MEI, is an employee-owned business that specializes in space and weapon systems and advanced technologies. It provides a range of engineering services and hardware and software products. The company has expertise in system engineering and integration, design and rapid prototyping, sensor technologies and power systems, and launch systems and ranges. Millennium Engineering and Integration Company provides software design and simulation, program integration and management, integration, test and evaluation, and safety, quality and mission assurance services. It also offers command, control and communication services. The company s system engineering services include functional analysis and allocation, design synthesis, systems control and risk management. Millennium Engineering and Integration Company maintains one of its locations in Arlington, Va.