Shaun King recently visited the Central Interceptor May Road site, where he went down a 75m shaft and ventured a short distance into the 4.5m tunnel. The Central Interceptor is the largest wastewater project in New Zealand.

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.

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.

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.

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

Specially designed reactive ship silencers have been installed on 6 Rio Class Maersk ships to reduce unwanted noise at Port Otago. The new devices have been attached to the auxiliary engines to reduce the low 'rumble' when in port and help to improve the quality of life in the local community.