English Touring Opera: Includes tour schedules, company history and mailing list.
First Act Opera International: (Suffolk) Information and schedule. Specialists in chamber operas, parodies and concert repertoire, performing worldwide.
Glyndebourne: Private Sussex opera house.
Guildford Opera Company: Details of productions, fundraising, membership, plus members-only section.
Kentish Opera: Provides an opportunity for young professional singers to gain experience in performing major operatic roles.
Knowle Operatic Society: Amateur group originally performing in Knowle Village Hall: includes online ticket reservations, calendar, company's history.
Mid Wales Opera: Details about the festivals and tours.
Midland Music Makers: Stages grand opera in English, in Birmingham. Includes concert and venue list.
Milborne Port Opera: An amateur group performing every Easter in Milborne Port Village Hall. Includes details of past and future events. Somerset.
Naked Opera: Professional music group dedicated to the production of chamber operas.
Opera at Bearwood: (Wokingham, Berkshire) Information and schedule.
Opera Brava: Professional opera company specialising in touring opera, corporate events, and education work. News, productions, performance schedule, workshops, and mailing list.
Opera della Luna: (UK) A chamber opera company producing a wide variety of works in English.
Opera Holland Park: Official website of London summer opera festival.
Opera Interludes: Operatic entertainment for private, corporate or charity events. Performances range from an intimate programme linked to a dinner or reception to full opera production.
Opera Omnibus: Presents grand opera, in English, in the Haslemere area.
Opera South East: Opera sung in English, plus concerts. Site provides schedule, photo gallery, opera quizzes and quotes. Questions and quotes can be added by viewers of sites.
Opera Unlimited: Based in London, with live performances throughout the UK.
Pavilion Opera: Touring chamber opera performs popular operas fully costumed with piano accompaniment. Based in Lincolnshire.
Scottish National Opera: (Glasgow) Schedule and history.
Sheffield City Opera: Includes past and future productions, membership, photos, patrons and links.
Welsh National Opera: Information about forthcoming operas in Wales and the UK.
White Horse Opera: Stages opera sung in English. Includes its schedule, history of the company and its operas, photo gallery, opera quotations and trivia. Devizes, Wiltshire.