Management Team

Leontine Hass


Suzy Hawes


Scott Harrison


Sam Spencer-Lane


William Harris


Dean Austin


Kathy Taylor-Jones

Ben Gordon Headshot



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.

Scott Harrison

Scott is a freelance Singing Teacher and Vocal Coach. He has a BA(Hons) in Musical Theatre from GSA and a PGCLTHE in Arts Education from Royal Conservatoire of Scotland. He is a Fellow of the Higher Education Academy and a Fellow of the Royal Society of the Arts. As well as teaching at Associated Studios, Scott is also a Professor of Singing at Trinity Laban Conservatoire, a Lecturer of Singing at the RCS and Head of Singing and Music at West End MT. As well as having worked internationally as an Actor and Musical Theatre performer, he has also worked extensively at conservatoires around the UK and Europe and regular runs masterclasses as far as field as Asia and America. Scott would like to extend his gratitude to both the staff and students of Associated Studios for creating the perfect ground for nurturing the professionals of tomorrow.

Mary Hill

Senior Opera Consultant | Coach

From Birmingham, Mary studied piano, organ and viola, gained both ARCM and LRAM piano diplomas and played with the CBSO before going to Oxford University. A founder member of Schola Cantorum there, she also sang with the Elizabethan Singers, Schutz and Monteverdi Choirs in London and studied at the London Opera Centre, where she became a member of staff. As an accompanist she gave concerts in all the major London venues, played for the BBC and toured with Intimate Opera.

She founded her own company, Abbey Opera, as an ILEA education class. Over a period of 40 years it acquired its own orchestra under Antony Shelley, and became a major force for young professional and amateur singers wishing to showcase their work. It staged a wide variety of known and lesser-known repertoire in and around London and for the Camden and Edinburgh festivals. It visited Rennes in France, and gave major concerts at St. John’s Smith Square, the Bloomsbury Theatre, British Museum, and collaborated three times in the Barbican with Chelsea Opera. It gave British premiers of operas by Samuel Barber, Virgil Thomson and Robert Ward, and also Pfitzner’s “Palestrina.” Many performances were broadcast on Radio London, and in its final ten years Abbey Opera became an accredited Diploma Course for the University of London.

Mary has also worked as a coach for Glyndebourne , Welsh National Opera, Kent Opera, Opera Rara, Northern Ireland Opera Trust, the Royal Opera (Stockholm), and Virginia Opera (USA). She was Director of Opera Studies at the Royal Academy of Music when the Britten Theatre was opened, coached regularly for the National Opera Studio, and ran the postgraduate opera courses at Trinity College of Music. She has recently retired after 27 years at the Royal Academy of Music as Opera Co-ordinator and Chief Coach, and has been awarded an Hon.ARAM for outstanding contribution to the opera department.

William Harris

Senior Consultant

William was Director of Theatre Arts Programmes at Middlesex University with responsibility for leadership, delivery and quality assurance of a wide range of undergraduate and postgraduate drama programmes at Middlesex and for the validation and partnership arrangements for a number of specialist programmes at a range of colleges including Mountview Academy of Theatre Arts. Included in his portfolio of responsibilities was the BA Theatre Production Arts at Mountview.

William has previously taught at the University of Glasgow, Royal Scottish Academy of Music and Drama and Rose Bruford College as well as the Belarusian State University and University of Liege. He has extensive experience as an External Examiner in a number of Universities throughout the UK and has contributed to the development of courses for delivery in India, China, Greece, Norway and Turkey. William has a first class degree from Middlesex Polytechnic and an M.Phil from the University of Glasgow. He has also worked in the theatre industry as a director, actor and producer.

Greg Arrowsmith

Musical Director

Greg Arrowsmith is a conductor, composer and pianist with over 10 years’ experience working on both the concert circuit and in Musical Theatre. Experience includes Musical Direction in the West End for Little Voice, Hairspray. Musical Supervisor and Arranger for Shout UK Tour and Arts Theatre, West End. Conductor of Swan Lake, Scheherezade, Peer Gynt (Full Symphony Orchestra) MP Productions CD recording. UK tours of Chitty Chitty Bang Bang, Jolson & Co, Closer Than Ever, Kiss Me Kate, Calamity Jane.

As a pianist, credits include Shall We Dance (Sadler’s Wells), The Far Pavilions (Shaftesbury Theatre), A Chorus Line, Aspects of Love, Les Misérables (UK Tours). TV performances include The South Bank Show and Blue Peter. Greg has also worked as an accompanist with Singers and Instrumentalists including performances at Pizza in the Park (with Maria Kesselman) and the Daphne du Maurier Festival (with Claire Sweeney), BBC Young Musician of the Year and the Jermyn Street Cabaret Season. He also works extensively as a composer and arranger, his working being performed at venues such as the Tate Modern, the Curzon Soho, The Echo Arena (Liverpool), and the Gordon Craig Theatre, Stevenage. Greg is currently the Musical Director for the revival of Chess, directed by Craig Revel-Horwood.

Sam Spencer-Lane
Senior Dance Consultant

Sam has recently been working on The Merry Wives of Winsdor at the RSC Stratford and The Barbican, Maggie May at the Finborough Theatre, Aspects of Love at Southwark Playhouse, Flight for the Scottish Opera , Kiss me Kate ( Kilworth House ), The UK Premiere of Death Takes a Holiday (The New Maurey Yeston Musical) at the Charing Cross Theatre . Little Shop Of Horrors at Theatre Clwyd; and West Side Story at Kilworth House . She created the choreography for the European premier of Dessa Rose at the Trafalgar Studios; and the movement and Period dance for the film Private Peaceful .

West End and London Credits Include:
Barry Humphries Back With A Vengeance (Drury Lane & UK Tour);
Little Britain Live (Apollo Hammersmith - UK Tour);
Streetcar To Tennessee (Young Vic); Personals (Lyric Theatre); Rat Pack Confidential (Whitehall Theatre); Company (Southwark Playhouse), Jaques Brel (Charing Cross Theatre).
At The Menier Chocolate Factory - The Last Five Years, The Invisible Man, They're Playing Our Song and the UK premiere of Maltby and Shire’s ’Take Flight’.

Other Credits include: The Hired Man (Salisbury Playhouse),Mrs Steinberg and the Byker Boy (Bush),A Perfect Ganesh (Tour) Pal Joey (Nottingham Playhouse),Pride and Prejudice (UK tour); Desire Under The Elms (RSC); Sweet Charity (Frankfurt English Theatre); Falstaff and Don Giovanni (Holland Park Opera); ,Somewhere in England (Theatre Clwyd); Privates on Parade (West Yorkshire Playhouse);; Mr Stink (UK Tour); The Demon Headmaster (UK Tour); Tracey Beaker (UK Tour); Blues Brothers, Soul Sisters (UK Tour); Thank You For The Music (UK Tour).