Associated Studios Principal Leontine Hass with Alumni Jamie Lambert – Winner of Britains Got Talent with Collabro


Alumni Esme Sears – With Cat Deeley In Sky 1’s Sing: Ultimate Acapella

Alumni Esme Sears – As Angela in the Off West End Production of Parade

Alumni Erin Cornell – As Grizabella in Cats Macau Asia tour

Alumni Ricardo Castro – Currently Swing/Cover Smokey Robinson in Motown the Musical at London’s Shaftesbury Theatre


Alumni Laura Hyde –  As Alice in Dick at Liecster Square Theatre


Alumni Stevi Ritchie – On The X-Factor


Alumni Simon Anthony – As Lola in Kinky Boots West End


Alumni Eleni Hdjiafxendi – In DanSing for you on Greek Television TVOne


Alumni Melvin LeBlanc


Alumni Melvin LeBlanc – Previously Cast in Feature Film Mamma Mia 2


Opera Alumni Judith Lebiez


Opera Alumni Judith Lebiez


Opera Alumni Emma Walsh


Opera Alumni Emma Walsh


Alumni Rachael Ward – In Rehearsals for Cats with Andrew Lloyd Webber


Alumni Rachael Ward – In Rehearsals for Wizard of Oz The Musical


Alumni Rachael Ward – As Roxy Hart in Chicago


Opera Alumni Jessica Costelloe – Most Recently Performing with Grange Park Opera


Opera Alumni Lukasz Hajdczenia – Performing in Switzerland

Alumni Amy Alexander – As Irene in Emmerdale


Opera Alumni Jonathan Story – In a Performance for Opera at the Mountain Festival

Musical Theatre Alumni Guida Garcia Lueches – It Happened in Key West. Image courtesy of the Charing Cross Theatre.

Musical Theatre Alumni Guida Garcia Lueches – It Happened in Key West. Image courtesy of the Charing Cross Theatre.

Leontine Hass – CEO

Founding Principal | Vocal Coach
Leontine Hass is an internationally renowned Vocal Coach and Principal of the Associated Studios London Performing Arts Academy.

Leontine Hass is currently vocal coach for Motown at The Shaftesbury Theatre London. She has served as vocal coach to Matt Henry (Lola in Kinky Boots West End), Alice Stokoe (Sophie in Mamma Mia, West End), Gloria Onitiri (Lead in The Bodyguard & Hair, West End), Claire Sweeney (Tell Me on a Sunday) and many other leads and swings in the West End, national and international tours of productions such as Thriller-Live, Oliver!, Carousel, Parade, Tell Me on a Sunday, The Lion King, The Phantom of the Opera, Witches of Eastwick, Nine, The Wizard of Oz, Ragtime, Sweeney Todd, Cats, Sister Act, We Will Rock You, Footloose, Wicked, The Sound of Music, Ghost, Hairspray, Porgy and Bess, The Bodyguard, Jesus Christ Superstar, Jersey Boys, Barnum, Miss Saigon, Book of Mormon, Mamma Mia, In the Heights, The Color Purple, Memphis, Spamalot, Les Miserables, Miss Saigon, Aladdin, Chicago, The Pyjama Game, Kinky Boots and the upcoming production of Dreamgirls.

Leontine coaches members of The Swingle Singers, Collabro, The Magnets, The Sons of Pitches and classical singers with ENO, Welsh National Opera and ROH, as well as Pop/Rock/Jazz singers. Leontine was the Vocal Coach for shows including the London premiere of Bernarda Alba the Musical, and currently the a cappella hit, ‘Gobsmacked’.

Leontine teaches workshops and lectures internationally on singing, voice and performance. She rehabilitates voices after surgery, or as surgery prevention. She has taught at leading Music & Drama Schools including GSA Conservatoire, the Oxford School of Drama, Mountview, LSMT, YMT, The Brit School, La Salle (Singapore), the Queensland Conservatorium, Centre Stage and The VCA (Melbourne).

Leontine has acted as vocal consultant to various music management/production companies, including ITV and the BBC. Leontine is vocal coach for ‘The Voice’ for BBC TV. She was featured as a mentor/vocal coach on the Gareth Malone show, ‘The Naked Choir’, for BBC2 and will also be involved with Series 2. She is a regular columnist at and for The Stage newspaper. She is a contributor to ‘The Singer’s Complete Guide to Vocal Health’ (Oxford Uni. Press), and advisor/contributor to ‘The Ultimate Guide to Singing’ published by TC Helicon in 2014.

Having originally trained as a classical singer (BA, Melb. Uni, BMus. Kings College London, Dip. RAM), Leontine has performed as a singer and actress in concert, theatre and TV.

Leontine is the CEO/Founding Principal of the Associated Studios Performing Arts Academy London, which she founded in 2007, then based at The Royal Academy of Music. Associated Studios provides full-time and part-time training and professional development in Musical Theatre and Opera ( The Board of Directors includes Rory Bremner (Chair), Patrick Lawrence QC and Dr Christopher Stewardson. Patrons include Sir Tim Rice, Jeremy Irons, Jeremy Herrin, Timothy West and Scott Alan.

Leontine is represented by Lesley Duff at Diamond Management.