World-class Acoustic Consultants

As a collective of acoustic experts, we provide comprehensive acoustic design and testing services for your spaces using the latest professional insights. We minimise noise from highways, beautify the sound of concert halls and design precise high performance recording studios while using sustainable practices and materials.


Services We provide

  • Pre-construction Acoustic Surveys
  • Acoustic Specifications
  • Acoustic Tender Drawings
  • Acoustic Inspections
  • Acoustic Expert Witness Services

Modelling and Simulation

  • Geometrical Room Acoustic Modelling and Simulation
  • HVAC Acoustic Modelling and Simulation
  • Outdoor Sound Propagation Modelling and Simulation

Tests we provide

  • ASTM/ISO Acoustic Compliance Tests
  • Reverberation Time RT Testing
  • Sound Transmission Class STC Testing
  • Noise Criteria STC Testing
  • Impact Insulation Class IIC Testing
  • Speech Transmissibility Index STI Testing
  • Building Facade Insulation Testing

Assessments & Control

  • LTA Land Traffic Noise Impact Assessments
  • NEA Boundary Noise Assessments
  • Vibration Monitoring and Control

Our Quality Assurance

  • ISO 9613-1:1993


    Acoustics — Attenuation of sound during propagation outdoors — Part 1: Calculation of the absorption of sound by the atmosphere

  • ISO 3382-1:2009


    Acoustics — Measurement of room acoustic parameters — Part 1: Performance spaces

  • ISO 3382-2:2008


    Acoustics — Measurement of room acoustic parameters — Part 2: Reverberation time in ordinary rooms

  • ISO 3382-3: 2012


    Acoustics — Measurement of room acoustic parameters — Part 3: Open-Plan Offices

  • IEC 60268-16:2011


    Sound system equipment - Part 16: Objective rating of speech intelligibility by speech transmission index

  • ANSI


    American National Standards Institute - Included in ISO and IEC organizations.

  • ASA


    Acoustical Society of America - nonprofit organization that develops and publishes standards on acoustics.

  • 0+

    Years of Experience

  • 0+

    Hours on Audio

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    Projects and Counting

meet our consultant

Candice Yung — Acoustic Consultant
Candice Yung

Acoustic Consultant

Hong Kong University of Technology

Start Your Consultation Today



Ron Kaufman

New York Time Best Selling Author, Singapore

Adrian and his team a SoundZipper did a tremendous job scoping and supervising the construction of a customized recording studio in my home/office. Their expertise in audio is wide and deep. Their passion for perfection is over-the-top. And their mood and spirit of engagement makes working with them a genuine pleasure. I am delighted with the quality of the final product, and with the experience of working with Adrian and every member of the SoundZipper team.

Willy M. Rakotomalala

Willy M. Rakotomalala

SkyOne Studio Owner, Madagascar

Adrian did a fantastic job with the SkyOne Studio for the soundproofing system. It’s the first of its kind in Madagascar and everyone is truly impressed. We’re looking forward to working with him again in the future.


George Leong

Acclaimed Music Producer, Singapore

Good and professional acoustic consultants in Singapore.

Testimonials on Linkedin