Investor Relations

William C. Pratt Joins the Team At SIRIUS As New Chief Information Officer

NEW YORK — June 19, 2003 — SIRIUS (NASDAQ: SIRI), known for delivering the very best in commercial-free music and premium broadcast entertainment, today announced the appointment of William C. Pratt as Chief Information Officer (CIO).

Pratt joins SIRIUS with over 20 years of experience in Information Technology (IT), having served with a number of prominent global companies such as McGraw-Hill and AT&T. He will begin his new assignment on June 23, and report directly to Joseph P. Clayton, President and CEO.

“Bill Pratt will be a valuable asset to SIRIUS, as we continue to grow our business and look to other forms of data communications over our technology infrastructure,” said Joseph P. Clayton, President and CEO of SIRIUS. “His extensive experience in managing complex IT systems will also allow us to operate in the most efficient manner possible, and provide greater benefit to our subscribers.”

“I’m very excited to be joining SIRIUS at a time when the company is poised to capitalize on the enormous growth potential of the satellite radio market,” said Pratt. “I look forward to working closely with Joe and his strong management team as we chart the future of this exciting industry and innovative company.”

Prior to joining SIRIUS, Pratt served as Senior Vice President and CIO for McGraw-Hill Education, a $2.4 billion global leader in education material and professional information. At McGraw-Hill Pratt supervised a staff of 300 employees, where he initiated advanced order management, cost-reducing supply chain capabilities, and eBusiness systems.

At PR Newswire, a global news and information distribution company, Pratt served as Senior Vice President of Global Technology and Chief Information Officer, where he managed at staff of 100 professionals and served on the board of directors.

In addition to senior management positions at McGraw-Hill and PR Newswire, Pratt also held management positions at Bantam Doubleday Dell Publishing Group, Simon & Schuster, AT&T, and Arthur Andersen.

Pratt received his bachelor’s degree from Drew University and his MBA from the Rutgers University School of Management.


SIRIUS is the only satellite radio service bringing listeners more than 100 streams of the best music and entertainment coast-to-coast. SIRIUS offers 60 music streams with no commercials, along with over 40 world-class sports, news and entertainment streams for a monthly subscription fee of only $12.95, with greater savings for upfront payments of multiple months or a year or more. Stream Jockeys create and deliver uncompromised music in virtually every genre to our listeners 24 hours a day. Satellite radio products bringing SIRIUS to listeners in the car, truck, home, RV and boat are manufactured by Kenwood, Panasonic, Clarion and Audiovox, and are available at major retailers including Circuit City, Best Buy, Car Toys, Good Guys, Tweeter, Ultimate Electronics, Sears and Crutchfield. SIRIUS is the leading OEM satellite radio provider, with exclusive partnerships with DaimlerChrysler, Ford and BMW. Automotive brands currently offering SIRIUS radios in select new car models include BMW, MINI, Chrysler, Dodge, Jeep®, Nissan, Infiniti and Mazda. Automotive brands that have announced plans to offer SIRIUS in select models include Ford, Lincoln, Mercury, Mercedes-Benz, Jaguar, Volvo, Audi, Volkswagen, Land Rover and Aston Martin.

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Any statements that express, or involve discussions as to, expectations, beliefs, plans, objectives, assumptions, future events or performance with respect to SIRIUS Satellite Radio Inc. are not historical facts and may be forward-looking and, accordingly, such statements involve estimates, assumptions and uncertainties which could cause actual results to differ materially from those expressed in any forward-looking statements. Accordingly, any such statements are qualified in their entirety by reference to the factors discussed in our Annual Report on Form 10-K for the year ended December 31, 2002 filed with the Securities and Exchange Commission. Among the key factors that have a direct bearing on our results of operations are: our dependence upon third parties to manufacture, distribute, market and sell SIRIUS radios and components for those radios; the unproven market for our service; our competitive position and any events which affect the useful life of our satellites.