Company

Comic Opera Guild

Lyric Theatre of San Jose (Discovery series)

Finborough Theatre (Professional)

LAMPS

Athlone Musical Society

Gainsborough Amateur Operatic Society

Henley Amateur Operatic and Dramatic Society

Orpheus Amateur Operatic Society, Ottawa (Canada)

Bohemians Lyric Opera Company (Edinburgh)

North Manchester Amateur Operatic and Dramatic Society

Southampton Musical Society

St Austell Amateur Operatic Society

Heywood Amateur Operatic and Dramatic Society

Windsor Light Music Theatre (Ontario)

Acton Amateur Operatic Society (Cheshire)

Basildon Operatic Society

County Amateur Operatic and Dramatic Society

Dumfries Musical and Operatic Society

Musselburgh Amateur Musical Association

Spalding Amateur Dramatic and Operatic Society

Carrick-on-Suir Musical Society

Chapletown Amateur Operatic Society

Glastonbury Operatic and Dramatic Society

Tab Operatic Society

Maltby Amateur Operatic Society

Walmesley Church Amateur Operatic and Dramatic Society

Walton and Weybridge Amateur Operatic Society

West End Operatic Society

Willenhall Operatic Society

Dinnington Operatic Society

Lewes Operatic Society

Orpheus Amateur Operatic Society, Ottawa (Canada)

Sevenoaks Players

Ferryhill Amateur Operatic Society

Basildon Operatic Society

LAMPS

Ringwood Musical and Dramatic Society

Beaconsfield Operatic Society

Southey Musical Theatre Company

Birkenhead Operatic Society Trust

Carluke Amateur Operatic Society

Willenhall Operatic Society

Coalville Amateur Operatic Society

Kidderminster Operatic and Dramatic Society

Derby Opera Company

Llangollen & District Amateur Operatic & Dramatic Society

Rathmines and Rathgar Musical Society

Southend Operatic and Dramatic Society

Hawick Amateur Opera Society

Worcester Operatic & Dramatic Society

Murton and East Durham Musical Theatre Group

Nottingham Operatic Society

Peterborough Operatic and Dramatic Society

Weymouth Operatic Society

Chapletown Amateur Operatic Society

Lytham Amateur Operatic Society

Nuneaton Amateur Operatic and Dramatic Society

Kings Lynn Operatic & Dramatic Society

Dinnington Operatic Society

Falkirk Operatic Society

Melyncrythan Amateur Operatic Society

Coventry Musical Theatre Society

Guiseley Amateur Operatic Society

Ilkley Amateur Operatic Society

Keighley Amateur Operatic and Dramatic Society

Lancaster Amateur Dramatic and Operatic Society

Urmston Musical Theatre

Weston-super-Mare Operatic Society

Leamington and Warwick Operatic Society

Margate Operatic Society

Brighouse Light Opera Society

Southend Operatic and Dramatic Society

Stockport Operatic Society

Gainsborough Amateur Operatic Society

Loughborough Amateur Operatic Society

Brighton and Hove Operatic Society

East Surrey Operatic Society

Morecambe Warblers

Maidstone Operatic Society

Southend Operatic and Dramatic Society

Southend Operatic and Dramatic Society