The federal bureau of prisons lists his projected release date as Dec. 17, 2011. Bernard Ebbers, 67, former chief of WorldCom, imprisoned in September 2006 on 25-year sentence for his role in $11 billion accounting fraud that toppled his telecommunications company. The federal bureau of prisons lists his projected release date as July 4, 2028. Dennis Kozlowski, 62, CEO of Tyco International, convicted in June 2005 and serving 8 1/3-to-25 years on charges including conspiracy, grand larceny and securities fraud. His earliest parole date is in 2014. Joseph Nacchio, 60, former Qwest CEO, sentenced to six years after being convicted in 2007 of 19 counts of insider trading. Nacchio reported to a minimum-security prison camp in Minersville, Pa., in April. His projected release date is July 4, 2014, according to the bureau of prisons.