We are excited to share that Marshall Day Acoustics has been named the 2025 Client Choice Awards Winner for Best Acoustical Consulting Firm (<$30m)

At the recent Acoustics NZ 2024 conference held 2-4 September at the Christchurch Town Hall, the Acoustical Society of New Zealand (ASNZ) honoured our co-founder, Chris Day, with a Fellowship.

Marshall Day Acoustics is pleased to offer some free noise and planning seminars in our Melbourne office. These seminars have been designed to assist with deciphering acoustic assessments and reports.

Marshall Day Acoustics is offering donation-based noise guidance for developers and town planners at the early stages of the planning process. Acoustic guidance at the preliminary stage of the planning process can save time and money and lead to better design outcomes.

It is with heavy hearts that we say farewell to our co-founder, Sir Harold Marshall. On 31 August 2024, our friend, colleague and mentor to so many, passed away peacefully at the age of 92 in Auckland.

Marshall Day Acoustics (MDA) is pleased to announce the appointment of Malcolm Dunn as the new Managing Principal for its New Zealand operations, effective 1 June 2024.

The NSW Government is proposing a new policy framework for the assessment of large-scale solar energy, wind energy, and transmission infrastructure developments in NSW.

A new Australian Noise Exposure Forecast (ANEF) map is being prepared RAAF Base Darwin, Darwin International Airport and Robertson Barracks.

This month marked the 50th anniversary of the iconic Perth Concert Hall (PCH) with acoustic design by Sir Harold Marshall – co-founder of Marshall Day Acoustics

We are thrilled to share that Marshall Day Acoustics has been named winner of the 2022 Hugh Vivian Taylor Award for our work encompassing the management of low frequency port noise.

The NSW EPA (Environment Protection Authority) has published a new document named Approved methods for the measurement and analysis of environmental noise in NSW

The Land & Environment Court of NSW recently handed down a judgement related to the Wakefield Park Raceway near Goulburn, in a case centring around noise impacts.

Last week, Marshall Day Acoustics Pty Ltd (MDA) announced that Christophe Delaire has been appointed Chief Executive Officer of MDA Australia.

Victoria’s new environment protection framework under the Environment Protection Act 2017 came into effect on 1 July 2021.

We are delighted to share this article which appears in Auditoria Magazine's 2022 Annual Showcase.

Every two years MDA gets together with staff from offices across Australia, New Zealand, China, Hong Kong and France for a company-wide conference.

At the recent Acoustical Society of NZ (ASNZ) Conference held 28-29 June in Auckland, our esteemed comrade Keith Ballagh was awarded a Fellowship of the ASNZ