David C. Collins

Chair, Learning Tree International.

Companies

Learning Tree InternationalBoard member May 22, 2007 to Jul 2, 2018¹
Learning Tree InternationalChief executive officer Nov 12, 2014 to Feb 18, 2015²
Learning Tree InternationalChair Apr 12, 2006 to Feb 18, 2015³
Learning Tree InternationalVice chair May 22, 2007 to Nov 13, 2009¹

Sources

The numbers on this page point here. Each one links to the record it came from.

1
SEC EDGARLearning Tree International, Board member
2
SEC EDGARLearning Tree International, Chief executive officer
3
SEC EDGARLearning Tree International, Chair