Company

Gilbert and Sullivan Opera Victoria, Australia

Southgate Opera

Gosforth Trinity Musical Society

New Eltham Operatic Society

Kingsbury Amateur Operatic Society

Woking Amateur Operatic Society

East Herts Operatic Society

Crediton Operatic and Dramatic Society

Lakeshore Light Opera, Montreal, Canada

Sale and Altringham Musical Theatre

Rock Ferry Amateur Operatic Society

Eastwood Uniting Church Musical Society, Sydney

Bath Light Operatic Group

Infirmary Dramatic Operatic and Literary Society

St Agnes' Choral Society (Northern Ireland)

Abbey Musical Society (Barrow)

Chard Light Operatic Society

Exmouth Amateur Operatic Society

Kingston Vale Operatic and Dramatic Society

Eastleigh Operatic and Musical Society

South Downe Musical Society

Hatton Operatic Society

Heswall Operatic Society

Thurles Musical Society

Bridgnorth Musical Theatre Company

Coleshill Operatic Society

Forest Musical Productions

Rosyth and District Musical Society

Tiverton Amateur Operatic Society

Mill Hill Amateur Operatic Society

Tullamore Musical Society

Bath Light Operatic Group

Kings Langley Light Opera Company

Sale and Altringham Musical Theatre

Shrewsbury Amateur Operatic Society

Stafford and District Operatic Society

Walton and Weybridge Amateur Operatic Society

Bishop Auckland Amateur Operatic Society

Bridlington Amateur Operatic and Dramatic Society

Hamilton Operatic and Dramatic Club

Sidcup Operatic Society

St Ives Music and Drama Society

Clacton Amateur Operatic Society

Frome Amateur Operatic Society

South Moor Musical Theatre Group

West Wickham Operatic Society

Gainsborough Amateur Operatic Society

Geoids Amateur Operatic Society

Spalding Amateur Dramatic and Operatic Society

Urmston Musical Theatre

West End Operatic Society

Bury St Edmunds Amateur Operatic and Dramatic Society

Carlinghow Theatre Company

Falkirk Operatic Society

Newark Amateur Operatic Society

Penarth Operatic & Dramatic Society

Seaford Amateur Operatic Society

Bognor Regis Operatic Society

Bohemians Lyric Opera Company (Edinburgh)

Downfield Musical Society

Dumfries Musical and Operatic Society

Kingston Vale Operatic and Dramatic Society

LAMPS

North Manchester Amateur Operatic and Dramatic Society

West Bromwich Operatic Society

Alton Operatic and Dramatic Society

Barnes and Richmond Operatic Society

Finchely and Friern Barnet Operatic Society

Glasgow Light Opera Club

Risley Musical Theatre Company

Southampton Musical Society

Uxbridge Musical Theatre

Athlone Musical Society

Bilston Operatic Company

Carpet Trades Operatic Society

Carrick-on-Suir Musical Society

James Shirvell, UK Provincial Tour

Ripon Amateur Operatic Society

York Amateur Operatic and Dramatic Society

Hanwell and Ealing Operatic Society

Petts Wood Operatic Society

Banstead and Nork Amateur Operatic Society

Croydon Operatic and Dramatic Association

Matlock Operatic Society

West Wickham Operatic Society

South Moor Musical Theatre Group

Ferryhill Amateur Operatic Society

Carlisle Musical Society

Farnham Amateur Operatic Society

Guiseley Amateur Operatic Society

Lewes Operatic Society

Birkenhead Operatic Society Trust

Innerleithen and District Amateur Operatic Society

Willenhall Operatic Society

Wexford Light Opera Society

Burton Joyce Players

Eastbourne Operatic and Dramatic Society

TOADS Stage Musical Company

Witham Amateur Operatic Society

Acton Amateur Operatic Society (Cheshire)

Berkhamsted Theatre Company

Uxbridge Musical Theatre

Whitefield Amateur Operatic and Dramatic Society

Beverley Musical Theatre

Erith Operatic Society

Lytham Amateur Operatic Society

Ringwood Musical and Dramatic Society

Seaford Amateur Operatic Society

St Austell Amateur Operatic Society

Bohemians Lyric Opera Company (Edinburgh)

Canterbury Operatic Society

Coventry Musical Theatre Society

Finchely and Friern Barnet Operatic Society

Richmond Operatic Society

Wisbech Amateur Operatic and Dramatic Society

Barnstaple Musical Comedy and Dramatic Society

Bognor Regis Operatic Society

Chester Operatic Society

Leamington and Warwick Operatic Society

Leigh Operatic and Dramatic Society

Melyncrythan Amateur Operatic Society

Bath Operatic and Dramatic Society

Carluke Amateur Operatic Society

CODY Farnborough Amateur Operatic Society

Grimsby and Cleethorpes Amateur Operatic Society

Llangollen & District Amateur Operatic & Dramatic Society

Airdrie & Coatbridge Amateur Operatic Society

Kelso Amateur Operatic Society

Kings Lynn Operatic & Dramatic Society

Lyme Regis Operatic Society

Orpheus Amateur Operatic Society, Ottawa (Canada)

Hitchin Thespians

Rathmines and Rathgar Musical Society

Burton Joyce Players

Carlton Operatic Society, Nottingham

Durham Amateur Operatic Society

St Annes on Sea Amateur Operatic and Dramatic Society

Dinnington Operatic Society

Dundee Operatic Society

East Surrey Operatic Society

Weymouth Operatic Society

Ilford Operatic and Dramatic Society

Maidenhead Operatic and Dramatic Society

Stock Exchange Dramatic and Operatic Society

Cranbrook Operatic and Dramatic Society

Rotherham Teachers Operatic Society

York Amateur Operatic and Dramatic Society

Whitley Bay Operatic Society

Brighton and Hove Operatic Society

Exmouth Amateur Operatic Society

Hanwell and Ealing Operatic Society

Hounslow Light Opera

Urmston Musical Theatre

Keighley Amateur Operatic and Dramatic Society

Morecambe Amateur Operatic and Dramatic Society

Hamilton Operatic Society, New Zealand

Maidstone Operatic Society

Barnes and Richmond Operatic Society

Stockport Operatic Society

Ashton-under-Lyne Operatic Society

Margate Operatic Society