Theseus Ensemble
www.theseusensemble.com

The Royal Opera, Covent Garden
www.roh.org.uk

Opera North
www.operanorth.co.uk

British Youth Opera
www.byo.org.uk

National Opera Studio
www.nationaloperastudio.org.uk

Glyndebourne
www.glyndebourne.com

Iford Arts
www.ifordarts.co.uk

Royal Danish Opera
kglteater.dk

London Sinfonietta
www.londonsinfonietta.org.uk

The Opera Group
www.theoperagroup.co.uk