The board of directors at HBH Senior Living governs the organisation and is responsible for the future direction.

Harley Aish

General Practitioner, Director,
BHB, MBChB, DipObsGyn

Harley is a General Practitioner at Otara Family & Christian Health Centre. He has 15 years’ experience as a director of Primary Care organisations, and is a director on another commercial board. He has experience in guidelines and quality improvement in Primary Care, as well as working with the local District Health Board on various projects to integrate care. He is married with two children.

Elizabeth Berryman

BHSc (Nursing) PgDipHSc MHSc

Elizabeth Berryman is a sixth-year medical student at the Dunedin School of Medicine, University of Otago. She has been the past president of Otago Medical Students’ Association and the New Zealand Medical Students’ Association, and is a current New Zealand Medical Association board member.

She is passionate about wellbeing and family medicine and regularly volunteers with Habitat for Humanity.

Winston Hema


Winston works as the National Administrator for the Baptist Churches of New Zealand. His role on the board of HBH Senior Living allows him to serve the wider Baptist family and the work it does with the community of Howick. Winston is a Chartered Accountant and was the principal partner at Origin Accounting prior to joining the Baptist Churches of New Zealand in 2018.

Lindsay Knowles

Company Director,

An HBH Senior Living board member since 2012, Lindsay has 15 years’ experience as a corporate banker, and is an executive director of a nationwide family business. A member of the Institute of Chartered Accountants and the Institute of Directors, Lindsay has served on several boards and is also a director of a number of social service organisations. He is married with four children and lives in Havelock North.

Graeme Owen

Business Consultant,

In addition to his role on the HBH Senior Living Board, Graeme has been a consultant in his own business since 2006. He was previously a lecturer and director of Internship Programmes at Laidlaw College and has also held roles as pastor at a number of churches. Graeme is married with four adult children.

Bonnie Robinson

(ex officio to the board)
BA, BD, Dip Min., BM

Our CEO since 2012, Bonnie has worked for over 20 years in social service organisations including Age Concern, The New Zealand Council of Christian Social Services, Presbyterian Support and Alzheimers Auckland. Bonnie wholeheartedly believes that teamwork and communication are the basis for quality service delivery and that, with a growing older population, HBH Senior Living’s high level of service and care is essential.

Elizabeth Tremlett

Chartered Accountant,
B Com, CA

A member of the HBH Senior Living board since 2012, Elizabeth is a self-employed Chartered Accountant with extensive experience working with not-for-profit organisations, primary schools and small businesses. Having lived in Howick all her life as a parent of four sons, Elizabeth has been involved in the local community through schools, sports and church. She has also served on the Board of Presbyterian Support Northern for over ten years.