Since 2002, Systems Definition Inc. has been providing technical services and application software development to federal agencies, government contractors and commercial clients. Based in Alexandria, Va., the company specializes in system planning, software development and Web development/documentation. It also develops user provisioning systems for a wide-area wireless broadband network. Systems Definition Inc. provides services to prepare program plans, project schedules and status reports. Its work supports development initiatives in the areas of defense, tactical communications and First Responder technologies.