Mr Warburton and Mr Kambe’s appointments follow the promotion of four Australian BofA managing directors in the last five months, who saw their roles enlarged to APAC status from local ones. Half of Asia-Pacific’s 10 largest announced M & A transactions last year involved Australian assets or local companies conducting cross-border deals like Brookfield and EIG Partners’ $18.2 billion purchase of Origin Energy. BofA’s decision to elevate its senior Australians is also a nod to the bank’s – and by extension, the country’s – pool of experienced dealmakers. “It is simply a reflection of where the best person is in…