Sept 12 (Reuters) - Pinetree Capital Ltd PNP.TO
* Pinetree Capital announces resignation of its chief executive officer and the appointment of its new chief executive officer
* Pinetree Capital Ltd - Peter Tolnai, chief executive officer since April 29, 2016, has elected to resign
* Pinetree Capital Ltd - Peter Tolnai will continue to serve as chairman of board of directors of company
* Pinetree Capital Ltd- Damien Leonard appointed as CEO