Below are the websites for the 2 biggest and compulsory superfunds in PNG.
You are internet savvy so I'm sure you can navigate your way through them to get answers to the questions you asked. And you should also be able to find their annual reports and see what sort of money or net assets they have.
Nambawan Super Ltd - Superannuation and Voluntary Contributions PNG
www.nambawansuper.com.pg
nasfund.com.pg
By the way I personally don't see any of these superfunds being involved. I think the owner will either be Kumul Petroleum Holdings or Kumul Consolidated Holdings or a partnership between both.