But Gallagher so far has only one office in Asia, located in Singapore.Under the proposed deal, which Gallagher announced last week, Gallagher will pay 1.01 billion Australian dollars ??? about $936.3 million ??? for the Sydney-based brokerage operations of Perth, Australia-based Wesfarmers, a conglomerate that includes supermarkets, department stores, mining, chemicals and other businesses.The in