As a Senior Global Real Estate Advisor with Sotheby’s International Realty, Barbara O'Shea has developed a solid reputation for excellence. Her experience includes representation of some of Greenwich’s finest properties from Conyers Farm in back country to Field Point Circle along the shoreline. Her real state career, which began with Merrill Lynch Realty on Long Island, came into full bloom after her move to Greenwich in the ‘90s. In line with her view that it is essential to give ba