Chairman Vic Jannels said Eddie's departure was due to the "fundamental changes and significant changes" currently being experienced within the industry.
"Against this backdrop, the PMPA directors and Eddie have mutually agreed to part. We remain on good terms and wish Eddie every success in the future, and are grateful to him for the contribution he has made to PMPA," he said.
PMPA revealed it will now be re-evaluating its strategy in light of the current market.