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

Keith Ardern

Chartered Accountant

Keith is a Chartered Accountant with experience in public practice and the corporate sector. He currently works as Trust Accountant for a solicitor and contracts to the Interchurch Council for Hospital Chaplaincy. Throughout his career he has served on a variety of boards including Aged Concern, Rotary and a community retirement village where he served as a board member for 29 years. In 2010 Keith became a Justice of the Peace. He is married with two children, seven grandchildren and is a member of Bethlehem Baptist Church.

Kate Donley

Management Consultant

Kate is a self-employed management consultant with senior management experience in corporate and not-for-profit organisations, and community board experience. Previous roles have seen her deliver day programmes and elder abuse services for older people, and she has a special interest in social housing.  Kate grew up in the Howick area and is married with two children.

Rangiaruaru Hema


Rangiaruaru 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. Rangiaruaru is a Chartered Accountant and was the principal partner at Origin Accounting prior to joining the Baptist Churches of New Zealand in 2018.

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.

Stephen Parker

Retired Businessman

Stephen retired in 2014 after 10 years leading the New Zealand office of a multinational organisation, for whom he worked for nearly 40 years. He has served as Trustee with VisionWest for nearly 15 years and from 2010 with Community Waitakere. He also joined the Board of Dayspring Trust in 2018. He is a director of the Baptist Foundation where he also serves as Grants Convener. He is a member of Glen Eden Baptist church and lives with his wife on a lifestyle block in Oratia along with some of their adult family.

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.