Bulgarian Opera Artists Database of artists seeking engagements. Including repertoire lists, audio and video, photos and biographies. http://www.buloperaartists.com

North Star Opera Group of UK singers, available for concerts and opera performances. http://www.northstaropera.co.uk

Opera Glass: Opera People Home pages of people professionally connected with opera. Most of the people listed are performers, although there are some composers, teachers, and stage managers listed. There is also a separate page listing fan pages. http://opera.stanford.edu/people.html

AZOpera Composer Biographies Arizona Opera provides background, life, and musical details for many of those whose works they have performed. http://www.azopera.com/learn/composer/