William C. Pratt

Sirius Satellite Radio, Inc. delivers more than 120 channels of commercial-free music, compelling talk shows, news and information and sports programming to listeners across the country in digital quality sound. It offers around 65 channels of commercial-free CD-quality music and 50 channels of news, sports and talk programs to vehicles. It has sports content that deals with the National Football League and NASCAR.

PR Newswire Association LLC publishes corporate news and press releases. It specializes in multimedia platforms that enable marketers, corporate communicators, sustainability officers, public affairs, and investor relations officers to leverage content to engage with their key audiences. The company was founded by Herbert Muschel in 1954 and is headquartered in New York City, NY.

McGraw-Hill Education, Inc. publishes and distributes educational content, software and services. The firm operates through four segments: Higher Education, K-12, International and Professional. The higher education segment relates to the development of product across all disciplines, the K-12 segment relates to content development and the international segment relates to locally developed products or adaptations and translations of existing higher education, K-12 and professional products in both digital and print format. The professional segment relates to new titles and revisions, similar to the higher education segment, and include activities related to the creation of the actual product. The company was founded by James Hill McGraw in 1888 and is headquartered in New York, NY.