Edited sentence: After noting that there were hardly any television channels that catered to children, Ian Greenberg decided to buy Teletoon and the Disney Channel.Astral caters to specific groups of people and interests.Astral's television marketing strategy is monopolistic.In 2010, Astral revealed their newly designed logo and launched an entire campaign to promote it.The top two administrators are Andre Bureau, Non-Independent Chairman of the Board and Claude Gagnon, Chief Financial Officer and Senior Vice President.They are also among the few to provide French specialty channels.They have no registered patents and 157 registered trademarks