Our Teachers

Our teachers are all accomplished musicians, highly qualified vocal teachers and the most encouraging people you will ever meet!

Seryna Jane Lock

Seryna Jane Lock founded Sutherland Shire Singing in 2016 when she saw the need to provide an uplifting and nurturing environment for anyone who wanted to learn to sing. Since graduating in 2010 with a Bachelor of Music, majoring in Vocal Performance, Seryna has immersed herself in music.

For over a decade she has been teaching singing, both in private lessons, group classes and choirs. These days, her love for teaching goes beyond singing. Seryna’s biggest enjoyment is seeing her students grow as people: in their confidence, their mindset and their dreams.

As a performer, she has toured New South Wales and internationally, playing her original music both as a solo artist and in an acoustic duo, singing backing vocals and playing keys for a country band, and singing as a member of a tour choir. Seryna’s original music has been played on multiple radio stations across Sydney and has landed her in numerous music publications and magazines.

Lucy Vella

Lucy Vella has been an avid performer for as long as she can remember, falling in love with being on stage from a young age. Her biggest passion is Musical Theatre and has performed in numerous productions. Her favourite roles to date have been playing Nala in The Lion King, Rusty in Footloose and April in Company. 

Lucy has previously been a featured vocalist with CaSPA, released music with producer Omegaman and was nominated for HSC Encore. Lucy has a love for all kinds of music from pop to jazz, ska to RnB and more. 

As a teacher, Lucy has a wonderful rapport with all her student, often being seen as a mentor to them. She values building professional relationships with her students and encourages a warm, inviting space for people of all ages to express themselves and explore their talents!

Kirsten Allison

With over 20 years of teaching and performance experience, Kirsten Allison is an incredibly skilled, enthusiastic and patient teacher.

A graduate from the School of Music at the University of New South Wales, she continued her studies in jazz at the Sydney Conservatorium of Music. With a passion for growing and developing herself, Kirsten has also completed studies in the Estill voice training method and regularly attends industry workshops and masterclasses. Kirsten has built a name for herself as an international performer, singing across Europe, the UK, Japan and Dubai. 

In Australia, Kirsten has performed alongside stars such as Vince Jones and Emma Pask, and at events such as the Bledisloe Cup, the Sydney Food & Wine Festival, and the Kuringai Jazz Festival. Kirsten welcomes students of all ages and abilities, and loves helping her students sing the songs they love with ease and enjoyment.

Frances Castley

Frances (Frankie) Castley is a passionate musician who has been active in the music industry for over 12 years. What began as a hobby has turned into a career in performing, writing, and teaching.

Frankie performs regularly in venues around Sydney, and had the honour in 2018 of being flown to London to partake in the Nando’s Songwriting Exchange.

Having spent years developing and improving her own vocal technique, Frances has accumulated a wealth of knowledge and experience that has helped many of her students reach their singing goals. She takes a comprehensive approach while keeping lessons fun, practical, and easy to understand. She draws from her own research of the vocal anatomy as well as renowned methods and techniques such as the Estill Vocal Method and Seth Rigg’s Speech Level Singing.

Thomas Weaver

Thomas Weaver is an avid performer who learned to read music before words. Performing in CATS with BMMS sparked his love for musical theatre and has since performed in over 20 productions, some of his highlights including ‘West Side Story’, ‘Urinetown’, ‘Bakery Hill’, ‘Les Miserables’, Princeton in ‘Avenue Q’ and his dream role of Quasimodo in ‘The Hunchback of Notre Dame.’

Thomas has trained vocally since the age of 9, under the guidance of Lyn Phillips, Kerrie & Trevor Brown, Barry Ryan & Richard Gill (AO). He was also a member of the Sydney Children’s Choir and Gondwana Choirs. Following high school, Thomas studied Classical Voice at the Sydney Conservatorium of Music. Thomas’ musical interests range from Musical Theatre, to Jazz, as well as classical Opera.

As a teacher, Thomas hopes to provide his students with strong technique, confidence in performing live as well as always having fun! Outside of music, Tom loves building and collecting lego sets, playing video games and just being an overall nerd.


Sharon Hayes

Sharon is a highly accomplished musician and sought after vocal teacher who has been singing, performing and teaching for over 30 years both within Australia and overseas.

As a teacher, Sharon’s career has seen her teach at singing studios in New York, Sydney and Melbourne. Sharon was also selected by the City of Sydney to run group singing classes for the community, both in person and online during Covid. Sharon teaches all styles and genres, and her classical background ensures that all her students develop a strong technical foundation.

Classically trained, Sharon developed her signature style of singing that blends her love of Streisand, Contemporary Pop, and Musical Theatre. Whilst in New York, she was a sponsored solo performer of the “The Metropolitan Opera”. Sharon uses her professionalism, experience and humour, to help teach her students the finer details of singing and vocal technique. She is a passionate teacher, dedicated to working with her students to learn correct breathing skills, emotional connection, and importantly, to have fun!

Nicola De Sensi

Nicola is a contemporary musician who has always had a passion for singing and performing. From starting out in musicals, choirs, eisteddfods and busking, Nicola has developed a career in singing, performing in weddings, corporate events and private functions all over NSW.

After having all 4 chairs turn for her on The Voice in 2022, Nicola got to showcase her talents and fall deeper into the world of music. Nicola also loves songwriting and has recently started releasing music. What she finds most fulfilling is having the power to bring to life the artist’s emotions in a way that is captivating to the audience.

Nicola has a natural passion for teaching and prides herself in creating a safe, friendly and creative space for students to thrive in their learning. She is also currently studying Contemporary Music Education at the Sydney Conservatorium of Music. Nicola’s friendly nature makes it easy for students to connect and feel excited about learning music.

Alexis Hutchinson

Alexis is a passionate and bubbly singing teacher whose love for singing and performing is contagious!

A graduate of the Australian Institute of Music, BMus (Music Theatre), Alexis has considerable performance experience, including performing at the 2019 Sydney Fringe Festival, playing ‘Joy’ in Cinderella (EMS), and ‘Patty Simcox’ in Grease (EMS).

Alexis was also privileged to sing for the Australian premiere of Preludes the Musical, at the 2020 Seymour Centre Season Launch (Key Change Productions).
As a teacher, Alexis has a deep understanding of the voice and loves to see her students inspired and growing.

Sutherland Shire Singing Alexis
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