• About Us
  • Advertise with Us
  • Contact Us
  • Events
  • Newsletter
  • Podcasts
  • Digital Magazine
  • Home
  • News
  • Opinion
  • Entrepreneurship
  • Self Development
  • Growth
  • Finance
  • Marketing
  • Technology
  • Sustainability
  • About Us
  • Advertise with Us
  • Contact Us
  • Events
  • Newsletter
  • Podcasts
  • Digital Magazine
NZBusiness Magazine

Type and hit Enter to search

Linkedin Facebook Instagram Youtube
  • Home
  • News
  • Opinion
  • Entrepreneurship
  • Self Development
  • Growth
  • Finance
  • Marketing
  • Technology
  • Sustainability
NZBusiness Magazine
  • News
  • Opinion
  • Entrepreneurship
  • Self Development
  • Growth
  • Finance
  • Marketing
  • Technology
  • Sustainability
PodcastsSustainabilitySustainably Ever After

Episode 11: Transforming plastic waste into sustainable building materials with Rui Peng

NZBusiness Editorial Team
NZBusiness Editorial Team
March 6, 2025 2 Mins Read
654 Views
0 Comments

Pictured above: Rui Peng and Lilah McDonald.

Welcome back to Sustainably Ever After, the NZBusiness podcast exploring sustainability and entrepreneurship, proudly brought to you by the Milford Foundation. In this episode, host Lilah McDonald speaks with Rui Peng, Co-Founder and Chief Executive of Critical., a clean-tech company turning plastic waste into durable construction panels called Cleanstone.

Rui co-founded Critical. with the goal of building an enduring company that exists to manaaki (care for) people and land. He shares his inspiring journey from studying architecture to creating an innovative Māori-owned company that tackles plastic waste and carbon emissions in the construction industry.

LISTEN ON SPOTIFY   LISTEN ON APPLE

Episode highlights

  • The shocking reality of plastic waste in New Zealand and how Critical. is repurposing it.
  • Rui’s journey from an immigrant upbringing to becoming a sustainability entrepreneur.
  • The devastating tornado that nearly destroyed his business – and how he rebuilt.
  • The role of architecture and design in driving sustainable change.
  • How the Critical. Cleanstone panels are shaping the construction industry.
  • The future of sustainable building materials and what needs to change in society.

“We want to be good ancestors. The decisions we make today should benefit generations 1,000 years from now.” – Rui Peng

Get in touch

Website – nzbusiness.co.nz/podcasts
Instagram – @sustainablyeverafterpodcast

If you enjoyed today’s episode, don’t forget to rate the podcast on Spotify or leave us a review on Apple Podcasts. That way more people can find us and learn about Sustainability!

Find out more about Critical.

Website – criticaldesign.nz
Facebook – @Criticalnz
Instagram – @bluntumbrellas
LinkedIn – Critical.


A special thanks to sponsors of this podcast, Milford Foundation that is supporting education, youth and the environment to build a better tomorrow for all New Zealanders.

Tags:

Lead

Share Article

NZBusiness Editorial Team
Follow Me Written By

NZBusiness Editorial Team

NZBusiness is a team effort, with article submissions curated by a small team of professionals under the guidance of Editor David Nothling-Demmer.

Other Articles

Previous

Planting the seed for partnership success

Next

Big agency thinking, small business investment, now possible

Next
March 6, 2025

Big agency thinking, small business investment, now possible

Previous
March 5, 2025

Planting the seed for partnership success

Subscribe to our newsletter

NZBusiness Digital Issue – March 2025

READ MORE

The Latest

Small clothes, big story

June 5, 2025

A start-up journey from hip-hop to RTDs

May 30, 2025

Episode 17: Turning the mic to Lilah McDonald

May 29, 2025

From Nelson to the world

May 28, 2025

It’s now for nature

May 28, 2025

Why small business contracts are under the microscope

May 26, 2025

Most Popular

Understanding AI
How much AI data is generated every 60 seconds? New report reveals global AI use
Navigating economic headwinds: Insights for SME owners
Nourishing success: Sam Bridgewater on his entrepreneurship journey with The Pure Food Co
Navigating challenges: Small business resilience amidst sales decline

Related Posts

Episode 17: Turning the mic to Lilah McDonald

May 29, 2025
Bryce Marsden

Episode 16: Bryce Marsden on sustainable impact through education, youth and environment

May 15, 2025
Auckland entrepreneurs Grant Brown and Andrew Minturn

The new concrete flooring system that won’t end up in landfill

May 8, 2025

The state of our environment as a call to adventure

May 5, 2025
NZBusiness Magazine

New Zealand’s leading source for business news, training guides and opinion from small businesses to multi-national corporations.

© Pure 360 Limited.
All Rights Reserved.

Quick Links

  • Advertise with us
  • Magazine issues
  • About us
  • Contact us
  • Privacy policy
  • Sitemap

Categories

  • News
  • Entrepreneurship
  • Growth
  • Finance
  • Education & Development
  • Marketing
  • Technology
  • Sustainability

Follow Us

LinkedIn
Facebook
Instagram
YouTube
  • Home
  • News
  • Opinion
  • Entrepreneurship
  • Self Development
  • Growth
  • Finance
  • Marketing
  • Technology
  • Sustainability