Bermuda-based re/insurer Alterra Capital Holdings Ltd today announced the appointment of Eric Amadori as vice-president, underwriter of Alterra USA.Marston Becker, president and chief executive officer of Alterra, commented: “We are pleased that Eric Amadori has joined Alterra USA to further strengthen its executive liability team. Eric has a fine underwriting record, and we expect that he will make an important contribution as we seek to build out our US insurance operations to complement Alterra's successful insurance businesses in Bermuda and Dublin.”