The "objects" of the Trust are outlined in the Deed of Trust as follows:

• reinstatement of the Organ in the style as originally gifted to Auckland City by Henry Brett, and the ongoing repair and maintenance of the Organ, in order to enhance the value of the Organ to the public in terms of its use (for events and for the education of organ students) and of its aesthetic heritage value
• provision of the Organ for free public concerts each year, in accordance with the wishes of the original donor, Mr Henry Brett
• development of the accompaniment role of the Organ in school festivals, citizenship ceremonies, orchestral concerts and other musical events
• furthering the musical education of organ students
• all things incidental to the attainment of the charitable objects.

The Deed of Trust states that the Settlor "has recognised the musical, aesthetic and heritage value of the Auckland Town Hall Organ and the need for the proper management of the reinstatement of the Organ in the style as originally gifted to Auckland City by Henry Brett, the ongoing repair and maintenance of the Organ and the availability of the Organ for use in events, and by organ students, for the benefit of the public" and that the Settlor "considers it desirable to establish a trust for the purposes set out in detail in this deed".

The Trustees of the Auckland Town Hall Organ Trust are:

Doug Astley is a former Councillor of the Auckland City Council, and is a former Chairperson of the Town Hall Organ Advisory Committee.

Graham Coxhead is a former CEO of the NZ Symphony Orchestra, CEO of WEL Energy Ltd and CEO of Metro Water Ltd.

Patricia Goddard is a music teacher. She is also a former Councillor of the Auckland City Council and has been the Chairperson of the Town Hall Organ Advisory Committee.

Stephen Hamilton is a Director of consultancy company Horwath HTL Limited. He is Treasurer of the NZ Association of Organists (ORGANZ) and is an organist.

Sue Harvey is a music teacher. She is also President of the North Shore Ladies Day Tennis Association, and a Trustee of the Friends of Women's Refuges Trust.

Donald Trott is a Director of the NBR NZ Opera, a Trustee of the NZ Opera Foundation, and Director of the NZ Opera Training School which he established in 1994 to bring international teachers in opera to NZ to train our emerging young singers. He was awarded the ONZM in 2000 for his long service to the development of opera in New Zealand.

Paul Harrop is a Chartered Accountant and Founder of the Aotea Youth Symphony and Aotea Sinfonietta.

The Auckland Town Hall Organ Trust was incorporated on 17 October 2006, and was registered as a Charity with the New Zealand Charities Commission on 30 June 2008 (CC30369).