Our Leadership Team

Chief Executive Officer
Ross Larcombe

+64 7 921 1010 Email Ross
Ross Larcombe
Chief Executive Officer
- +64 7 921 1010
- info@pfolsen.com
Ross joined PF Olsen in 1995 after graduating from the University of Canterbury with a Bachelor of Forestry Science degree. He began his career with PF Olsen in Blenheim as a forestry supervisor and assistant in our seed orchard. He then moved to Rotorua where he undertook a consulting role and has gained valuable experience and knowledge from PF Olsen's company founders and other talented staff. In his prior role Ross managed the Central North Island forestry team and has worked with staff throughout the business. Ross has been a company director since 2011 and CEO from May 2020.
Chief Financial Officer
Cullum Vibert

+64 7 921 1010 Email Cullum
Cullum Vibert
Chief Financial Officer
- +64 7 921 1010
- info@pfolsen.com
General Manager - Business Services
Wu Khoo

+64 7 921 1010 Email Wu
Wu Khoo
General Manager - Business Services
- +64 7 921 1010
- info@pfolsen.com
Wu worked in the forest industry and the renewable energy sector prior to joining PF Olsen in 2022. He held several roles in engineering, operations, commercial and senior management during that time in New Zealand, USA and Australia. He brought with him business leadership, management experience and commercial strengths to PF Olsen. In his current role, Wu is responsible for the delivery of strategic business assets including human resources, forestry consulting, nurseries, seed production and remote sensing technology. Wu graduated with MBA (distinction) and Postgraduate Diploma in Management Studies from the University of Waikato, BE (Electrical) (Hons) and Diploma in Pulp and Paper from the University of Auckland.
General Manager - Operations
Ray Hook

07 9211010 Email Ray
Ray Hook
General Manager - Operations
- 07 9211010
- info@pfolsen.com
Ray has over 15 years in the plantation forest industry across a broad range of disciplines including harvesting and cartage operations, forest valuation and investment, operational and strategic planning, and environmental management. In his current role, Ray is responsible for operational activities across the New Zealand business and is a member of PF Olsen's Senior Leadership Team. Ray graduated with an MBA (distinction) from Massey University, BCom (Forestry & Supply Chain Management) from Lincoln University and a Diploma in Engineering (Civil) from Unitec.
Director of Sales & Marketing
Scott Downs

+64 7 921 1010 Email Scott
Scott Downs
Director of Sales & Marketing
- +64 7 921 1010
- info@pfolsen.com
Scott believes that forestry is a life choice rather than a career and feels privileged to work for a leading company in such a positive industry.
He is experienced and competent in all facets of forest management, including project management, budgeting, and reporting. Scott was responsible for all PF Olsen’s operations in the top half of the South Island before moving to Rotorua in 2016 to be more involved in sales and marketing and client relationships. He has specialist skills in log marketing, stumpage appraisal and maximizing financial returns from a forest resource. Scott’s monthly log market report in PF Olsen’s monthly Wood Matters e-magazine is regarded as the most comprehensive report in the industry.
When not working he can usually be found coaching on a football field somewhere.
Environmental Manager
Heather Arnold

+64 7 921 1010 Email Heather
Heather Arnold
Environmental Manager
- +64 7 921 1010
- info@pfolsen.com
Heather leads the Environment team, guiding PF Olsen's environmental performance and managing the PF Olsen FSC� Group Scheme. Heather has spent almost 30 years in the plantation forest industry, in environmental management and harvest planning. Prior to joining PF Olsen in 2021, Heather worked predominantly in the top of South Island of New Zealand, but is familiar with New Zealand's geological challenges, regional topographies, and regulatory requirements. She brings a practical national environmental perspective to PF Olsen, focusing on delivering above compliance environmental outcomes and strongly advocating for environmental kaitiakitanga in everything we do.
Quality, Health & Safety Manager
Nic Steens

+64 7 921 1010 Email Nic
Nic Steens
Quality, Health & Safety Manager
- +64 7 921 1010
- info@pfolsen.com
Nic is a seasoned professional in the forest industry with a vast background in forestry, honing his expertise as a silviculture contractor and in various harvesting operations he transitioned into management roles first working for the Freightways Group in logistics and security.

He then moved back into forestry as a Technical Service Manager at Interpine Forestry Ltd before moving to Fletcher Challenge Forests, and currently, PF Olsen Ltd, where he has dedicated the last 20 years.

Throughout his career, Nic has accumulated comprehensive experience in forestry management, particularly focusing on health and safety and quality systems.

For the past 25 years, he has made significant contributions to these disciplines including as a representative serving on the New Zealand Forest Owner's Association Safety and Training Committee and more recently the Forest Industry Safety Council Advisory Group. Nic was a member of team that produced the 'Growing a Safety Culture' initiative, which has become the industry standard for culture and leadership development.

In terms of quality management systems Nic and his team maintain three ISO standards (HS 45000, QMS 9001, and Environmental 14001). These certificates have been held by PF Olsen Ltd for more than 20 years.

Nic takes pride in his pragmatic approach, leading industry initiatives that have earned him national recognition through prestigious awards. His commitment to safety is evident in his passion to reduce harm and his certifications, e.g., holding the NEBOSH International General Certificate in OSH Management and Certificates in Quality Management, Auditing, and Investigations.

With a track record of excellence, Nic remains a highly regarded national manager in the forestry sector, continuously driving innovation and safety measures.
Legal Counsel
Jessamy Herbert

+64 7 921 1010 Email Jessamy
Jessamy Herbert
Legal Counsel
- +64 7 921 1010
- info@pfolsen.com
Jessamy has Law and Psychology degrees and has spent over 20 years' working as a lawyer for various public and private sector agencies in New Zealand and overseas. She has mainly specialised in aspects of corporate/commercial law but also has experience in employment, privacy, insurance, regulatory and child protection law. Jessamy provides legal advice and assistance to PF Olsen on a broad range of commercial, property and regulatory matters, and is a member of PF Olsen's Senior Leadership Team. Jessamy loves working in-house alongside her talented colleagues in New Zealand and Australia and is constantly learning more about the business and benefits of forestry.
Northern Operations Manager
Grant Williams

+64 7 921 1010 Email Grant
Grant Williams
Northern Operations Manager
- +64 7 921 1010
- info@pfolsen.com
Grant graduated from the University of Canterbury in 1990 with a Bachelor of Forest Science (Honours).

Post-study, he worked in harvesting crews then took up supervisor roles in forestry then production thinning.

A shift toward wood manufacturing in 2000 saw him in a variety of roles in the timber supply chain, sawmilling, and wood processing management.

Grant joined PF Olsen in 2019, as Supply Chain Manager for CHI Harvesting, before taking up his current role in 2020.

With PF Olsen he supports our Northern Operations teams and manages many aspects of forest management for a variety of clients.
Southern Operations Manager
Nick Scott

+64 21 921 499 Email Nick
Nick Scott
Southern Operations Manager
- +64 21 921 499
- info@pfolsen.com

Introducing the senior leadership team

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