Our People

SealesWinslow has a team of experts across the country.

Chris Brown
Leadership Team
SealesWinslow Chief Operating Officer

Chris has a wide range of experience in sales, marketing and operations, gained through senior roles with companies including New Zealand Herald, Red Arrow Distribution and Progressive Enterprises.

Chris has lead the company to the position of number one ruminant stock-feed company in New Zealand. As Chief Operating Officer he leads all functions of SealesWinslow operations including its three mills, national sales, quality, and product development.

Chris has a Bachelor of Business and believes in developing his team to their utmost potential.

Mark Derriman
Leadership Team
National Supply Chain & Regional Manager

"Mark is an experienced senior manager, with over 17 years experience in both stock feed and flour mill operations in New Zealand.  He has worked over procurement, strategic planning, business turnaround and key account management roles.

Mark is passionate about building teams with a strong customer focus and propelling staff to reach their full potential."

Wendy Morgan
Leadership Team
Nutritionist & Quality Manager

"A ruminant nutritionist, Wendy has over 13 years experience in animal nutrition, including product development, having worked for Nestle Purina Petcare in Europe and ruminant and monogastric animal feed manufacturers in New Zealand.  She joined SealesWinslow as a Nutritionist and Quality Manager in March 2013. Wendy is a full member of the New Zealand Association of Ruminant Nutritionists and current treasurer. 

Wendy holds a Bachelor of Animal Science with honours from the University of Nottingham where she undertook research on dairy cow nutrition and milk composition.  

Wendy is passionate about growing calves to perform well in the herd."

Darryn McDonnell
Leadership Team
Regional Manager Central

“Darryn has a wide range of experience in production and operations roles from a 16 year period at George Weston Foods and Weston Animal Nutrition. 

He joined SealesWinslow (Ashburton site) in late 2012 as the Operations Manager and in August 2016, relocated to the North Island as Regional Manager for our central region.

Darryn’s an avid communicator who’s passionate about building a team with a strong customer focus. Darryn and his family live on a small lifestyle block near Whanganui."

Tyler Stuthridge
Leadership Team
Regional Manager - Southern

“Tyler was born and bred in Ashburton and having completed his training at local business RX Plastics, Tyler is a qualified engineer.

Tyler joined SealesWinslow (Ashburton site) in May 2013 as an engineer and quickly emerged as a natural leader. Tyler became the site Operations Manager in December 2016 and was promoted to Regional Manager in July 2017.

Tyler is passionate about running a quality driven site. When he’s not working, Tyler enjoys motor cross and trail bike riding.”

Nardia Crosby
Leadership Team
Customer Exp & Shared Services Manager

"Prior to joining SealesWinslow in 2013 Nardia spent 12 years working in the United Kingdom in Banking, Communications and Research and Development departments as a Service Delivery Manager, ensuring that IT related services and customer service desks ran smoothly.  Back in New Zealand, Nardia worked in the forestry industry as a project manager.   

Nardia has a Masters in Science from Waikato University, majoring in Earth Sciences (Volcanology).

Nardia is passionate about building strong customer services teams and developing processes that mean swift and efficient service to customers."

Bruce Harris
Leadership Team
SealesWinslow Commercial Manager

Bruce has a life long association with farming having attained the top performing supplier to Northland Dairy in the mid 1990’s. As a qualified accountant Bruce spent fifteen years in public practice in Whangarei and a further fifteen years with Ballance more recent taking up the role of Commercial Manager with SealesWinslow.

Bruce attained a MBA (Master of Business Administration) from the University of Waikato in 2010 and has been a qualified accountant for 27 years.

Bruce is very passionate about people and businesses performing to their maximum potential focusing on developing people to drive the best performance from the business ensuring the business is attaining its strategic goals.

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