Our Audit Team
Audit & Assurance is led by Holger Jessen and three senior managers - Christine Marsters, Tevita Hingano and Jared McGillicuddy.
They are supported by staff who specialise in an area of audit and report to one of the senior managers.
Audit & Assurance
Holger Jessen – Director, Audit and Assurance
Phone: 04 801 2456
Mobile: 027 498 6260
![]() |
Holger has worked in the audit profession for more than 30 years. He has experience in a wide range of audit areas and has worked in different roles within private and government banks in Germany before he moved to New Zealand in 2008. Holger manages a team of Health, Finance and IT auditors to provide a broad range of assurance services in the health industry with access to a huge number of specialists contracted in whenever needed. |
Certification Audit Programme
Manager – Christine Marsters
Phone: 04 801 2460
Mobile: 027 353 6282
![]() |
Clinical excellence in nursing and pursuing continuous quality improvement has played an integral role throughout Christine’s career to date. Christine brings significant experience in the health sector to her audit role, including both the primary & secondary sector. Experience includes acute clinical care, management, clinical quality, governance and audit roles. Christine was also an assessor for the RNZCGPs Cornerstone Accreditation programme for four years prior to joining TAS. Christine is approved by the Ministry of Health as an auditor in a variety of roles. |
Certification Audit Programme Team
Helen Wood-Rowe – Lead Auditor
Mobile: 027 531 9207
Annie du Plessis – Auditor
Mobile: 027 213 2194
Elisabeth Esparcieux – Auditor
Mobile: 027 333 3753
Ly-Ly Wood – Audit Quality Lead
Mobile: 027 404 2305
Dani Wood – Administration Support
Phone: 04 803 5835
Provider Audit Programme
Manager – Tevita Hingano
Phone: 04 801 2463
Mobile: 027 245 5235
![]() |
Tevita has a nursing background working mainly in the area of specialist mental health and addiction, primary mental health and Pacific health development for the past 17 years. Tevita is an experienced project and service manager as well and has worked both in government agencies and NGOs (Non-Government Organisations) in Dunedin, Auckland and Wellington. Tevita has a special interest in the area of systems development in particular organisational systems. He has been with TAS for over eight years and lives with his family in Wellington. He enjoys rugby and fishing. He spends his down time with his wife and children, and enjoys church and community work. |
Provider Audit Programme Team
Tu Maniapoto – Lead Auditor
Mobile: 027 231 4317
Rose Laloli – Lead Auditor
Mobile: 027 280 8981
Catherine Gibbs – Lead Auditor
Mobile: 027 707 8900
Jacqueline Joseph – Lead Auditor
Mobile: 027 565 6437
Liz Wall – Lead Auditor
Mobile: 027 540 7640
Kiri Maioha-Mackay – Audit Coordinator
Mobile: 027 702 8364
Internal Audit Programme
Manager – Jared McGillicuddy
Mobile: 027 240 6118
Internal Audit Programme Team
Mike Binkhorst – Lead Auditor
Mobile: 04 801 2783
Karl Sadler – Lead Auditor
Mobile: 027 530 7042
Mick Bennett – Lead Auditor
Mobile: 027 702 1222