David William Stupples

PA Consulting Group Ltd. engages in the provision of management, systems, technology consulting, and innovation services. The company was founded by Ernest Button on September 3, 2015 and is headquartered in London, the United Kingdom.

Association of Old Crows specializes in electronic warfare, tactical information operations and associated disciplines. It promotes exchange of new ideas and information, and the dissemination of new research and knowledge in the fields of electronic warfare and information operations. The firm provides a membership subscription to Its monthly professional magazine, the journal of electronic defense, which includes news, information, technology updates, and articles on many aspects of defense electronics and information operations. The company was founded on September 9, 1964 and is headquartered in Alexandria, VA.