Derby Gilbert & Sullivan Company its first production, "The Mikado", received such a favourable response that they changed their name to Derby Gilbert & Sullivan Company to more clearly reflect the new city base and repertoire of the company. In the 1980s, the company played a couple of 'guest weeks' at the Buxton Opera House with "The Mikado" and later "The Yeomen of the Guard". Under the direction of co-founder Andrew Nicklin, the company began to build a reputation for presenting updated, or "non-traditional" G&S productions. Under Nicklin, the company took "The Mikado" to The International Gilbert and Sullivan Festival in Buxton, England, in 1996,
Gilbert and Sullivan copyrights expired at the end of 1961, and even afterwards, the D'Oyly Carte Opera Company influenced productions of the operas worldwide, creating a "performing tradition" for most of the operas that is still referred to today by many directors, both amateur and professional. Indeed, Gilbert, Sullivan and Carte had an important influence on amateur theatre. Cellier and Bridgeman wrote in 1914 that, prior to the creation of the Savoy operas, amateur actors were treated with contempt by professionals. After the formation of amateur Gilbert and Sullivan companies in the 1880s licensed to perform the operas, professionals recognised that the amateur