makers of sweet sweet sounds.

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Our Work

About Jam

JAM is a place where composers and sound designers work in collaboration across musical genres and audio applications. They share ideas. They inspire one another. They do great work.

Founded in 2007 by composer musician Hylton Mowday, JAM is a boutique audio production facility that is dedicated to creating unique sounds. With studios in Sydney and Cape Town, we at JAM are proud to present a diverse portfolio of work ranging from advertising, TV and film to games and interactive media.

Our Services

Creative Services

  • Original Music Composition
  • Sound Design
  • Arrangements
  • Musical Concept Development
  • Voice Direction

Recording Services

  • Music Recording
  • Voice Recording
  • Audio Engineering
  • Mixing
  • Foley
  • ADR
  • 'ISDN / Source Connect' (Sydney - Source Connect only)
  • Voice Casting/Booking
  • Sound Effect Search
  • Archiving
  • FTP Site Creation
  • OP-59 Compliant
  • 5.1 Surround-sound Mixing
  • Dolby E Encoding
    (Cape Town only)
  • Music licensing

The Team

Hylton Mowday

Composer, Musician

Originally from Cape Town South Africa, Hylton has worked in Sydney for eleven years composing music for screen. A versatile composer, Hylton moves seamlessly between genres and is comfortable writing and arranging music for both long and short form format. As a musician, he is a gifted saxophone player and an accomplished multi-instrumentalist, playing the range of the woodwind family as well as piano. Hylton is an active member of the Sydney music scene and performs regularly.

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Hylton Mowday

Composer, Musician

Originally from Cape Town South Africa, Hylton has worked in Sydney for eleven years composing music for screen. A versatile composer, Hylton moves seamlessly between genres and is comfortable writing and arranging music for both long and short form format. As a musician, he is a gifted saxophone player and an accomplished multi-instrumentalist, playing the range of the woodwind family as well as piano. Hylton is an active member of the Sydney music scene and performs regularly.

Andrew Stevenson

Sound Designer,
Audio Engineer

Andrew a.k.a Stevo has been working in the post audio industry for over twenty years. Specialising in sound design for TV, Radio and film, Andrew has put his name to a slew of award winning campaigns. Andrew attributes his success as an audio engineer to his continuing desire to create engaging and authentic sounds, as well as working collaboratively with creative to produce the best result possible. Out of the studio you'll find Stevo trying to carve a wave, cycle some silly long ride or skiing in winter!

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Andrew Stevenson

Sound Designer,
Audio Engineer

Andrew a.k.a Stevo has been working in the post audio industry for over twenty years. Specialising in sound design for TV, Radio and film, Andrew has put his name to a slew of award winning campaigns. Andrew attributes his success as an audio engineer to his continuing desire to create engaging and authentic sounds, as well as working collaboratively with creative to produce the best result possible. Out of the studio you'll find Stevo trying to carve a wave, cycle some silly long ride or skiing in winter!

Graham Merrill

Sound Designer, Musician,
Voice-Over Artist

Other than having one of South Africa's most recognizable voices, Graham can also claim the accolade of being one of South Africa's most respected sound engineers. Having been in the industry for more than twenty-five years, Graham's experience is an invaluable asset to the team. In addition to being a highly competent voice artist Graham is also a singer with the uncanny ability of being able to perform without being auto tuned is a rarity in this day and age. The final feather in his cap is his talent on the trombone the shiny slidey thing in the band.

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Graham Merrill

Sound Designer, Musician,
Voice-Over Artist

Other than having one of South Africa's most recognizable voices, Graham can also claim the accolade of being one of South Africa's most respected sound engineers. Having been in the industry for more than twenty-five years, Graham's experience is an invaluable asset to the team. In addition to being a highly competent voice artist Graham is also a singer with the uncanny ability of being able to perform without being auto tuned is a rarity in this day and age. The final feather in his cap is his talent on the trombone the shiny slidey thing in the band.

Arnold Vermaak

Sound Designer,
Producer, DJ

For the past fifteen years, Arnold has been producing award-winning sounds for TV and radio commercials. As an audio engineer, music producer and former DJ, he prides himself on his ability to comfortably make mistakes. 'There is no successful creativity without failure', he keeps telling us. Arnold also has an intimate understanding of the production process from the perspective of both producer and creative. Arnold a.k.a Prankster has recently launched his second commercial album Lay Me Down that he describes as a blend of sultry down tempo electronica, jazz and pop.

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Arnold Vermaak

Sound Designer,
Producer, DJ

For the past fifteen years, Arnold has been producing award-winning sounds for TV and radio commercials. As an audio engineer, music producer and former DJ, he prides himself on his ability to comfortably make mistakes. 'There is no successful creativity without failure', he keeps telling us. Arnold also has an intimate understanding of the production process from the perspective of both producer and creative. Arnold a.k.a Prankster has recently launched his second commercial album Lay Me Down that he describes as a blend of sultry down tempo electronica, jazz and pop.

Shane Vancuylenberg

Sound Engineer

Shane has worked in many different aspects of Audio and Sound as a Live sound engineer, Recording engineer, DJ, multi-instrumentalist and all round music and sound lover! The experiences gained from working in these varied sides of the industry has given Shane all the tools he needs to get the job done...

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Shane Vancuylenberg

Sound Engineer

Shane has worked in many different aspects of Audio and Sound as a Live sound engineer, Recording engineer, DJ, multi-instrumentalist and all round music and sound lover! The experiences gained from working in these varied sides of the industry has given Shane all the tools he needs to get the job done...

Hannes Burger

Sound Designer

Hannes has been in the professional studio scene for eight years working in and around Cape Town's biggest studios with a few international appearances during his freelance career. He prides himself in consistently creating award-winning work. Sound is the most satisfying medium in which to create. I absolutely love what I do. His good (yet slightly strange) sense of humour is one of the reasons why clients love working with him so much!

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Hannes Burger

Sound Designer

Hannes has been in the professional studio scene for eight years working in and around Cape Town's biggest studios with a few international appearances during his freelance career. He prides himself in consistently creating award-winning work. Sound is the most satisfying medium in which to create. I absolutely love what I do. His good (yet slightly strange) sense of humour is one of the reasons why clients love working with him so much!

Jeremy de Tolly

Producer, Musician, and Sound Designer

Jeremy brings a wealth of talents to the Jam family. He has written music for TV, short film, dance and theatre and has been the recipient of several South African Music Awards. Jeremy's particular areas of interest are vocals, keyboard, guitar and music production.

From 2004-2011 Jeremy was the lead singer of the popular South African rock band The Dirty Skirts. You can check out some of his original work at jeremydetolly.com

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Jeremy de Tolly

Producer, Musician, and Sound Designer

Jeremy brings a wealth of talents to the Jam family. He has written music for TV, short film, dance and theatre and has been the recipient of several South African Music Awards. Jeremy's particular areas of interest are vocals, keyboard, guitar and music production.

From 2004-2011 Jeremy was the lead singer of the popular South African rock band The Dirty Skirts. You can check out some of his original work at jeremydetolly.com

Sheyaam Boltman

Client Services

Sheyaam has been working with the dynamic duo of Graham Merrill and Arnold Vermaak for over fifteen years after meeting at previous audio facility in Cape Town where Sheyaam undertook an Accountant role. When JAM Cape Town opened its doors, Sheyaam moved along with Graham and Arnold into a new role, ensuring the JAM Cape Town studios work like clock-work from dusk to dawn along with providing exceptional client services.

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Sheyaam Boltman

Client Services

Sheyaam has been working with the dynamic duo of Graham Merrill and Arnold Vermaak for over fifteen years after meeting at previous audio facility in Cape Town where Sheyaam undertook an Accountant role. When JAM Cape Town opened its doors, Sheyaam moved along with Graham and Arnold into a new role, ensuring the JAM Cape Town studios work like clock-work from dusk to dawn along with providing exceptional client services.

Jared Underwood

Composer, Musician

Jared has more than 15 years of experience as a composer and musician and has worked collaboratively with Australia’s best music, film, gaming, advertising and art practitioners in numerous recording studios, live concerts, art gallery’s, festivals and in the cyber space. His talent, diverse musical background and qualifications from the Sydney Conservatorium of Music and AFTRS have allowed him to develop into creating and experimenting across diverse genres such as contemporary classical, pop, jazz, electronica and world music.

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Jared Underwood

Composer, Musician

Jared has more than 15 years of experience as a composer and musician and has worked collaboratively with Australia’s best music, film, gaming, advertising and art practitioners in numerous recording studios, live concerts, art gallery’s, festivals and in the cyber space. His talent, diverse musical background and qualifications from the Sydney Conservatorium of Music and AFTRS have allowed him to develop into creating and experimenting across diverse genres such as contemporary classical, pop, jazz, electronica and world music.

Awards