A managing director in Standard & Poor's Corporate and Government Services, Richard Siderman is head of S&P Ratings Services' telecommunications & cable group. The group rates debt and preferred stock of approximately 250 companies globally, which include diversified telecommunications companies, wireless and tower companies, satellite companies, cable companies and competitive local exchange carriers. He has been quoted on emerging telecom issues in national print media and has appeared on several business television networks including CNBC, CNNfn and Bloomberg TV.