C-Prize 2019/20 has wrapped! We were delighted to announce Zincovery as the winner and you can read more about this amazing NZ cleantech company below. Keep checking back to this page as we continue to update it with stories on all our finalists.
10 September 2020
Zincovery: The award-winning startup tackling waste from galvanised steel
Each year thousands of tonnes of zinc and acid are dumped into landfill as by-products from galvanising. This year’s winner of the Callaghan Innovation C-Prize challenge, Zincovery, is trying to solve that problem with its innovative recycling technology.
3 September 2020
Zincovery wins C-Prize 2019/20
The environment stands to benefit from waste-recycling technology developed by Zincovery, which is this year’s winner of the Callaghan Innovation C-Prize challenge.
27 July 2020
Turning Point
Making the call to pivot can be tough, says Georgie Northcoat of C-Prize finalist EcoTex, but you can make it work if you’re guided by sound principles.
20 July 2020
Getting sorted
Focusing on major milestones, managing IP and being ready to seize new opportunities are among the valuable lessons learned for C-Prize 2019 Challenge finalists OneBin, writes team member Mostafa Seifan.
13 July 2020

Turning the tide
Gaining access to key industry contacts and business support is helping turn the tide on the future of the endangered Toheroa, explains Bluetide Aquaculture’s Cody Taylor.
7 July 2020

Time for change
For the BioFab team, being a C-Prize finalist during COVID-19 has presented challenges, but also opportunities, says team member Michael Khuwattanasenee
2 July 2020
Making the cut
Misagh Ebrahimpour, of environmental innovation venture SES, shares his team’s journey so far as finalists in the C-Prize 2019 Challenge.
30 June 2020
Precious mettle
Zincovery CEO Jonathan Ring shares an insight into the Christchurch-based startup’s journey so far with C-Prize 2019 – Callaghan Innovation’s competition looking for world-leading innovative solutions to environmental problems.
18 June 2020
How lockdown took a group of young entrepreneurs on a crash course in startup life
Starting a business in the midst of a global pandemic could seem like a really bad idea. But as businesses across the country battled the effects of Covid-19, the Callaghan Innovation C-Prize organisers were helping its nine finalist teams build the framework for their own businesses.
12 April 2020
The New Zealanders turning waste busting ideas into eco businesses
There are many challenges facing the New Zealand waste industry at the moment. The Spinoff profiled some of our C-Prize finalists tackling these challenges.
27 February 2020
University of Waikato students named Callaghan Innovation finalists
Two teams of Engineering students from the University of Waikato have been named as finalists in the Callaghan Innovation C-Prize, winning $10,000 towards their projects.
02 December 2019
Environmental innovators urged to take on C-Prize 2019 challenge - judging panel ready to convene
Anyone with a bold concept for a product or service with the power to improve environmental outcomes is being urged to submit it for the 2019 C-Prize challenge, before entries close midnight Sunday 8 December 2019.
29 November 2019
How New Zealand could help save the world with environmental innovation
Clean tech could be a man-made solution to the man-made problem of climate change. Callaghan Innovation is encouraging local innovators to develop their ideas for a lower-emissions planet, with their 2019 C-Prize challenge.
Updated: 14 September 2020