Gilbert and Sullivan for All productions of the operas, throughout Britain and made several world tours to North America, Australasia, and the Far East. By 1963, Round had left the D'Oyly Carte Opera Company, and, together with Adams and Meadmore (a former director of D'Oyly Carte), formed the group. Gilbert and Sullivan for All, usually composed of five or six singers and a pianist, would perform on nights when D'Oyly Carte was playing "The Gondoliers", since Adams was not engaged by D'Oyly Carte to play in that opera. In the early years, the pianist was often the former D'Oyly Carte assistant musical director, William Cox-Ife.
The Gilbert and Sullivan Light Opera Company of Long Island Company stalwarts Al Grand, Bob Tartell and Elaine Lerner, and directed by Sally Buckstone, what eventually became the Gilbert & Sullivan Yiddish Light Opera Company of Long Island developed Der Yiddisher Pinafore, Di Yam Gazlonim and Der Yiddisher Mikado, Yiddish versions of the beloved “Big Three” Savoy operas. Touring nationally and internationally, it marked out a unique corner of the Gilbert & Sullivan universe and made it its own. Two landmarks defined the 1990s for the Company: One was the development of the Gilbert & Sullivan Light Opera Orchestra of Long Island, under the direction first of founding music director