Leaders in the Field
For 175 years, we've worked alongside New Zealand farmers and growers, supporting our common goal of helping grow the country.
Key to these partnerships and our business success are our people. More than anything else, our people are what set us apart and allow us to be successful at what we do every day.
At PGG Wrightson, our team’s technical knowledge is second to none. We have an extensive nationwide network of representatives across our livestock, real estate, water, wool, arable, and horticultural businesses who take pride in understanding our customers’ business while delivering a high level of relevant technical expertise.
We offer a range of products and services and exciting career opportunities.
Leadership Team
Stephen Guerin
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Chief Executive Officer
Stephen was appointed Chief Executive Officer (CEO) of PGG Wrightson Limited in June 2019. Stephen is a director of several Group subsidiaries and a Director of the PGG Wrightson Employee Benefits Plan Trustee Limited. He holds a Bachelor of Business Studies (Accounting) from Massey University and is a Chartered Member of the Institute of Directors and Chartered Accountants Australia & New Zealand. Stephen is also a Director of Safer Farms and a director on a community charity board.
Prior to this appointment as CEO, Stephen was responsible for all aspects of the Retail & Water group business which includes the Rural Supplies, Fruitfed Supplies, Water, and Agritrade businesses. He has worked for PGG Wrightson Limited and its predecessor companies since 1988.
Nick Berry
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Nick was appointed General Manager Retail & Water in August 2019. Nick joined PGG Wrightson Limited as New Business Growth Manager for Agritrade in 2014 and through his five-year period with Agritrade he grew the business substantially. Before joining PGG Wrightson Limited, Nick was General Manager for RD1 for eight years and prior to that, National Operations Manager.
Nick has an extensive track record of experience at general management level. Nick’s strengths include leadership, business management, and a strong sales and service focus, backed by an affinity for retail and the agribusiness sector.
Julian Daly
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Julian is responsible for the Group Strategy, Marketing, Legal, Corporate Communications, Business Services, and Investor Relations functions for PGG Wrightson Limited. He is also Company Secretary and previously held a number of responsibilities including, General Manager of PGG Wrightson Real Estate Limited and Internal Audit. Julian has broad operational involvement across the business and is Chair of the Credit Committee and Risk and Compliance Committee, director of several Group subsidiaries and a Director of the PGG Wrightson Employee Benefits Plan Trustee Limited.
He is a former General Counsel of DB Breweries Limited and has previously worked for law firms in the Middle East and New Zealand. Outside of his PGG Wrightson role, Julian also has a number of governance and voluntary positions, including as a Director of Trade Aid New Zealand, recently retired as Chair of Selwyn House School and as a Citizens Advice Bureau community lawyer.
Sarah Mears
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Sarah was appointed to the role of General Manager People and Safety in August 2024, and is responsible for the design and delivery of our Group People & Safety strategy, and leadership of our Health, Safety & Wellbeing, Human Resources Business Partnering and Human Resource Shared Services teams. Sarah joined PGG Wrightson Limited in 2011 and from 2019 held the position of Group Human Resource Manager in which she provided direct Human Resource business partnering services and leadership across all business units.
Sarah is a former Area Human Resources Manager for Intercontinental Hotel Group where she spent 15 years in generalist Human Resource and Learning Development roles across New Zealand, Australia and Southeast Asia.
Peter Newbold
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Peter is General Manager Livestock & Real Estate. Peter has led the PGG Wrightson Limited Real Estate business since September 2013 and he took responsibility for PGG Wrightson Limited Livestock in October 2020. Peter was previously General Manager of New Zealand Sotheby’s International Realty. Peter was employed by Wrightson Limited from 1995-2005 during which time he held a range of roles including Marketing Manager and Business Development Manager. Prior to this, he had an extensive career in retail ownership management and franchising.
Peter Scott
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Peter was appointed as PGG Wrightson Limited’s Chief Financial Officer in March 2015 and leads the finance and technology functions.
Peter started his career at Fletcher Challenge and has broad multinational experience, having spent five years in Scandinavia where he was the Vice President of Accounting and Tax for Norske Skog, a large global newsprint and magazine paper producer. He relocated to Australia in 2005 and was appointed to the lead finance role for the Australasian region for Norske Skog.
In 2008 Peter joined Gloucester Coal Limited, an Australian Securities Exchange listed mining company as the Chief Financial Officer. In 2010 he joined the majority shareholder Noble Group, a leader in managing the supply chain of agriculture, energy, metals and mining resources, headquartered in Hong Kong and listed in Singapore. He was the Chief Financial Officer for Noble Group in Australia.
Rachel Shearer
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Rachel joined PGG Wrightson Limited in 2016 as the General Manager People & Safety. She was appointed the General Manager Wool in August 2024 to provide leadership in all aspects of Wool procurement, logistics, sales, and wool export. Rachel stepped into this role as a trusted Executive leader, as she is a strategic thinker who has strengths in both operational and people leadership. She is passionate about the primary sector and driving growth and innovation across PGG Wrightson Limited’s wool business.
A member of the Institute of Directors, Rachel is PGG Wrightson Limited’s Executive Director of bidr®, New Zealand's leading online platform for livestock trading, as well as a director of other Group subsidiaries. Prior to joining PGG Wrightson Limited, Rachel was the General Manager Human Resources at Solid Energy New Zealand Limited, after time spent locally and internationally as a human resource consultant specialising in organisational design, workforce planning and business transformation.
Board of Directors
John Nichol
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CA
John Nichol was appointed Chair of the PGG Wrightson Limited Board on 16 October 2025, after joining the board as an Independent Director on 14 October 2025. He is also a member of PGG Wrightson’s Audit Committee. John was a PGG Wrightson director and a member of the Audit Committee from 22 October 2013 to 30 April 2019.
John was a chartered accountant from 2002 to 2013. He has been Managing Director of Optica Life Accessories Ltd since 2002 and Chair since 2013. Prior to that he held a number of executive roles within the banking and finance sector and for 10 years he was Managing Director of investment company, Broadway Industries Ltd. He has been director of a number of businesses within the primary sector including Slink Skins (NZ) Ltd, Fortex Group Ltd, PGG Wrightson Ltd, New Zealand Salmon Company Ltd, Alpine Dairy Products Ltd, NZ Vet Limited, Woolfill Corporation (NZ) Ltd, New Zealand Dairy Board, New Zealand Merino Company Ltd, and Craigpine Timber Ltd. He has also been a director of a number of significant other New Zealand businesses, including New Zealand Post Ltd and State Insurance Ltd.
Wilson Liu
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BCom, CA, CPA
Wilson Liu was appointed to the PGG Wrightson Limited Board on 1 July 2025 as an Independent Director. He is also Chair of the Audit Committee.
Mr Liu has over 30 years of professional experience in providing audit and business advisory services. Mr Liu started his career with PwC in Hong Kong and Melbourne. He retired from PwC in July 2020 with 23 years’ experience as audit partner.
He has extensive governance experience as a member of the Governance Board of PwC Greater China and Singapore; he was President of CPA Australia North China and is currently a Council Member.
Mr Liu is an independent non-executive Director of Foran Energy Group Co., Limited (SZSE), Valuetronics Holdings Limited (SGX), and Guotai Junan International Holdings Limited (SEHK).
Mr Liu received a Bachelor of Commerce degree from the University of Western Australia and is a member of the Chartered Accountants Australia and New Zealand. He is also a fellow member of CPA Australia and the Hong Kong Institute of Certified Public Accountants. As a resident of Hong Kong, he currently splits his time between Hong Kong and Melbourne.
U Kean Seng
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LLB (Hons), BEc
U Kean Seng was appointed to the PGG Wrightson Limited Board on 4 December 2012. He is also a member of the Audit Committee.
He is a Barrister and Solicitor, Supreme Court of Victoria, Australia; Advocate and Solicitor, Supreme Court of Singapore and Solicitor of England and Wales.
U Kean Seng previously practiced as a partner at Singaporean law firm, Shooklin & Bok LLP, focused on East Asia, and he led a corporate finance team in Allen & Overy Shooklin & Bok, JLV, an international law venture partnership with London based Allen & Overy LLP. He has been an Independent and non-executive Director of several public listed corporations.
U Kean Seng received a Bachelor of Laws (Honours) degree from Monash University Australia, and is also a qualified economist, having completed his degree majoring in Economics and Accounting, B.Ec at Monash University, Australia.
Dr Charlotte Severne
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MSc, PhD (Geology), ONZM
Dr Charlotte Severne (Tūwharetoa, Tūhoe) was appointed to the PGG Wrightson Limited Board on 18 June 2021 as an Independent Director. She is also Chair of PGG Wrightson's Health, Safety and Environment Committee.
Charlotte was a commercial scientist and executive for 20 years. She is the Chair of NZ Forest Managers and was Deputy Vice Chancellor at both Lincoln and Massey Universities.
In 2017 she received an ONZM for her contribution to Science and Māori. In 2018 she was appointed the Māori Trustee, with various governance and agency roles for whenua Māori across New Zealand.
We're helping grow the country. Let us help grow your career.
For over 170 years PGG Wrightson (PGW) have worked alongside New Zealand farmers to service their on-farm needs, supporting our common goal of helping grow the country. Key to these partnerships and our business success are our people. More than anything else, our people are what set us apart and allow us to be successful at what we do every day.
With diversity in our product and service offering comes a multitude of unique and niche roles, covering every angle of the New Zealand rural sector. Regardless of the business unit or level of the organisation, each role offers a satisfying and rewarding career within one of the country's most established and iconic organisations.
If you're ready to take the next step in growing your career, find your next role with us.
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