 In this period the AOH acquired four 4th place, five 3rd place, and three 2nd place medals in international chorus competition, as well as the 2004, 2009, 2012, and 2016 gold medals.At the BHS international chorus contest in July 2007, the group tied for first place with the Westminster Chorus.The winner was then determined by the singing category score, earning AOH its first silver medal.