About us Our team Coaches Maria Cleva Maria Cleva has been coaching at The Royal Opera, Covent Garden for over thirty years. She has also coached at the WNO, Opera North, Scottish Opera, Glyndebourne Festival. Her other coaching credits include the Marinsky Academy, St. Petersburg, the Munich State Opera and the Vienna State Opera. Maria has worked on many recordings as Italian coach for Deutschegrammophone, Philips and Decca with Sir Colin Davis, Sir Neville Marriner, Sir Georg Solti, Trevor Pinnock CBE and Sir John Elliot Gardner among others. She teaches at the Royal College of Music, Royal Academy of Music and the National Opera Studio.