Stuart S. Gittelman

National Defense Industrial Association engages in the defense and national security education. It offers courses such as configuration and data management certification program, defense systems acquisitions management, mastering business development, and certified modeling and simulation professional certification program. The company was founded in 1919 and is headquartered in Arlington, VI.

Personnel Decisions Research Institutes LLC designs and implements human capital and training solutions. Its solutions include integrated solutions, hiring and assessment, custom training, competency modeling, career management, performance management, leadership development, organizational development, developmentcoach and pocketcoach. The company was founded in 1975 and is headquartered in Minneapolis, MN.