Marshall Day - Acoustic consultants & noise control engineers

Established in 1981, Marshall Day Acoustics has grown to become one of Australia's largest and most respected acoustic consultants. The engineers in our Adelaide, Melbourne, Perth and Sydney offices provide environmental noise assessment, architectural acoustics and vibration consulting services across Australia.

OUR CLIENTS are architects, lawyers, planners, engineers, local authorities, developers and individuals who benefit from our creative design solutions to the highest quality standards.

OUR STAFF are linked across our extensive network of offices to form one team of engineers, architects, musicians, designers and scientists. Our company philosophy, technical resources and uniquely creative working environment, result in an enviable level of staff retention that provides our clients with stable and committed project teams.

OUR PROJECTS represent our proud history as an innovative, creative and specialist acoustic consultancy at an international and local level. Our experience encompasses performing arts design, building acoustics, planning & resource consents, environmental noise, industrial & marine noise control, sound system design and structural dynamics & vibration analysis. Our projects include major centres in the USA, Australia, New Zealand, China, Singapore, Malaysia, Hong Kong, the Pacific Islands and the Middle East

In 2007, we developed a specialist theatre consulting division, Marshall Day Entertech, enabling us to provide a complete suite of venue consulting services.

To discuss how we can assist with your project, please contact one of our consultants at your closest office.

Sample Australian projects:

Southern Cross Station Redevelopment, Melbourne

UNSW New Faculty of Law Building, Sydney

Duke Energy Power Station, Bairnsdale


Marshall Day Acoustics Pty Ltd (Melbourne, Sydney and Adelaide offices) operates a Quality Management System under the requirements of AS/NZS 9001:2008. (Certified through SAI Global Lic QEC23174)