Winstone Wallboards Ltd (GIB®)
Greg Sewell currently serves as the National Supply Chain Manager at Winstone Wallboards Ltd (GIB®) since June 2023. Prior to this role, Greg was the General Manager - Supply Chain at Open Country Dairy Ltd from January 2019 to June 2023, where responsibilities included overseeing production planning and inventory optimization for multiple production sites. Greg's extensive experience also includes a tenure at Carter Holt Harvey Woodproducts from December 2005 to January 2019, during which Greg held the positions of General Manager - Supply Chain, Supply Chain Improvement Manager, and Planning and Logistics Manager at Whangarei Sawmill. Educational qualifications comprise a Bachelor of Engineering in Forestry from the University of Canterbury, a General Management Program at Melbourne Business School, and a Postgraduate Diploma in Business - Supply Chain from The University of Auckland.
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Winstone Wallboards Ltd (GIB®)
Winstone Wallboards Ltd is New Zealand's largest manufacturer and marketer of gypsum plasterboard, drywall systems, associated products and services. The company has been operating since 1927 and manufactures plasterboard systems under the GIB® brand name. Winstone Wallboards Ltd, who have facilities in Auckland, Wellington and Christchurch, is part of the Building Products Division of Fletcher Building - a New Zealand based international company The GIB® brand is a New Zealand icon brand and Winstone Wallboards has a proud heritage of being a New Zealand focused and New Zealand based company. Production of plasterboard started in New Zealand in 1927 and with it began the change from construction with scrim to plasterboard lined walls. Ever since regular innovations in the wall and ceiling market have kept Winstone Wallboards at the forefront of New Zealand building supply companies.