FinanceAustralian M&A: up to $15bn-worth of potential deals in the pipelineSeveral large assets could change hands in the coming months as a number of majors look to trim their portfoliosM&A activity: Chevron's stake in the North West Shelf LNG facilities is one of the prized assets up for sale in AustraliaPhoto: WOODSIDEJosh LewisPerth