The Alliance's director of associate members, Bill Warren, also announced his resignation which will take effect in May.
The review, fuelled by recent market developments, will see existing Associate Members joining the group as Full Members.
“It is widely believed that packagers who focus on quality and efficiency will be best placed to survive these challenging times," said RAMP managing director, John Rice.
“I foresee mergers and alignments that we will be extremely well placed to take advantage of. I am sure our core values will ensure success and RAMP will be incredibly well placed for a market upturn whenever that may happen.
"After many conversations with our key business partners I see a very bright future for the group whilst adding serious value to the broker community".