OUR People

The Board as a collective group has the skills, experience, knowledge, independence and diversity to fulfill its purpose and responsibilities. We seek to attract, recruit and retain the best people and recognise the wide-ranging benefits that diversity brings to SeaDragon.

Board of Directors

Brian Mogridge chairman

Bryan Mogridge

Independent Chairman

Bryan has a BSc in Bio-chemistry and was instrumental in building a solid export base for New Zealand wine.  In 1998 he was made an Officer of the New Zealand Order of Merit for his services to the wine industry and in 2008 was inducted into the New Zealand Wine Hall of Fame.

Bryan has been a public company director since 1984 and has a wealth of experience, both in executive and board roles. He has also lent his considerable support to not-for-profit organisations such as the Starship Foundation.

Bryan joined the board in February 2019 and was elected Chair in April 2019.

Mark Stewart

Mark Stewart

Non-Executive Director

Mark is head of the Stewart family investment vehicle, Masthead Limited, an active corporate investor in New Zealand public and private equity markets and a cornerstone SeaDragon shareholder.

He has been a Director of four publicly-listed companies, and is currently a Director of the successful export pet nutrition business Ziwi Limited. He has more than 34 years of commercial experience, primarily building successful export companies.

Mark joined the board in November 2017.

Stuart Macintosh

Stuart Macintosh

Non-Executive Director

Stuart is a director and controlling shareholder in SDMO Trustee, a major shareholder in the company.

Stuart has extensive manufacturing and general management experience in the meat, wood products and consumer goods sectors, including 11 years at multinational food group Cerebos Gregg’s.

Stuart is the General Manager of the iconic Pic’s Peanut Butter and joined the SeaDragon board in June 2015.

Colin Groves

Colin Groves

Independent Director

Colin has spent the past 25 years primarily as Director of M&A at Tetra Laval, one of the world’s largest private company and maker of the renowned Tetra Pak packaging solutions and DeLaval milk processing machinery. He has also held roles at Informix Software and US healthcare multinational Johnson & Johnson.

A chartered accountant and former English schools & colts rugby international, Mr Groves currently Chairs the Agri Group of Companies, which includes dairy consumables business, Deosan as well as Oriens Capital and Waikato Rugby.

He also sits on various other boards including Sprout Agri-Tech, Cornish Pirates Rugby (UK), Truro City FC (UK), Penzance & Newlyn Rugby (UK) and is an independent director of Bay Venues.

Colin joined the SeaDragon board as the Chairman in June 2015.

Mark Sadd

Mark Sadd

Non-Executive Director

Mark Sadd brings more than 25 years’ financial and commercial experience and 10 years’ governance experience with a particular focus on business turnarounds, profit optimisation, business development and strategic acquisitions to the Board of Seadragon.

Mark Sadd joined Comvita (NZX:CVT) in December 2013 as their Chief Financial Officer for three years and then Chief Commercial Officer holding a number of governance roles within the Comvita group and acting in the capacity of Deputy CEO up until May 2019.  Mark is now engaged with a number of local companies providing advisory support.

Mark joined the board as an alternate Director in November 2015 before being formally elected by the shareholders in November 2017.

Matthew McNamara

Matt Mcnamara

Non-Executive Director

Matt is the Chief Investment Officer of Bioscience Managers, with over 30 years’ experience in the healthcare and medical sciences sector. After working as a Molecular Biology Research Assistant, Matt spent 11 years in sales and marketing, and general management with Merck & Co and Johnson & Johnson Medical Pty Ltd respectively. He was a SVP Business Development of eBioinformatics Inc, and CEO of a Life Sciences Venture Capital fund, SciCapital Pty Ltd. Matt founded BioBridge Australia, a biotechnology Commercialisation Advisory, in 2004.

He is a Director of several public and private healthcare companies in Australia and New Zealand.
Since 2008, Matt has been the Fund Manager for the IB Australian Biosciences Fund I, Asia Pacific Healthcare Fund II, BioScience Managers Ventures I & BioScience Managers Translation Fund I.

Matt joined the board in October 2012

Executive Team

Nevin Amos

Dr Nevin Amos

Chief Executive Officer

Nevin Amos was formerly the Chief Executive for a Taupo based startup and has held senior roles at Comvita, Kiwifruit exporter Zespri and has sat on various boards, including the board of Natural Products New Zealand. Nevin spent three years based in Asia leading the teams in Japan, Korea, Taiwan and Hong Kong for Comvita. This gives Nevin an awareness of SeaDragon’s target markets and an in-depth understanding of supply chain systems and processes. Nevin has a PhD (Bioprocess Engineering) from Massey University and has attended the Advanced Management Program at INSEAD in Singapore. He is also a recipient of a New Zealand Prime Minister’s business scholarship.

Michele Image

Michele Marazzato

Operations Manager

Michele joins SeaDragon with over 18 years of technical experience in our industry within the Nestle group of companies, having worked in both production and project research roles across Europe in teams that have focused on the efficient and innovative processing of fish oils.  Michele holds a Biological Sciences Degree from the University of Insubria in Italy and after early experience in laboratory and production related roles, has spent over 13 years working within Nestle initially at their refinery where he was production manager, then as a technical specialist in Germany and Switzerland.  Michele relocated to Nelson with his partner in early 2019 to lead the SeaDragon refinery team as Operations Manager.

Scott Christensen

Supply Manager

With a Bachelor of Science from Victoria University and 7 years military service Scott brings to SeaDragon experience and knowledge in investigating and assessing technical situations,  supply chain requirements and liaising with key personnel to deliver solutions.

As an Armourer in our NZ Defense Force and then Security Manager for the UN Scott has both held leadership and training roles in high threat security operations.  Prior to his role as Supply Manager at SeaDragon Scott was Production Manager at a Taupo based start-up.

Tracey Castleton

Tracey Castleton

Commercial Manager

Tracey is a chartered accountant with more than ten years’ experience in corporate finance roles in the travel, kiwifruit, and healthcare industries. She brings to SeaDragon a depth of experience in strategic planning and project management. Tracey joined SeaDragon from Comvita where, as its Tokyo-based North East Asian Commercial Manager, she supported the company’s Korean and Japanese sales teams. Prior to that she was Comvita’s Finance Manager in the Bay of Plenty, where she supported the company’s production and head office teams. Tracey has also held financial leadership positions with the Satara Co-Operative Group and Flight Centre Travel Group.