
Redefining concrete
Neocrete is engineering concrete for the building needs of today and tomorrow - regenerative, low carbon and resilient to the impacts of climate change.
Neocrete's technology activates low-carbon materials, such as fly ash, GGBS and natural pozzolans, boosting the amount of cement they can replace in concrete.
This means our customers can reduce carbon and cost.

Company
Neocrete was founded in New Zealand in 2018 by Zarina Alexander and Matt Kennedy-Good, with the mission of reducing carbon and cost for the concrete industry - while also improving the performance of concrete.
Fundamental to Neocrete's mission is engineered efficiency - using cutting edge technology to make concrete better - without disrupting industry or making concrete more expensive.
Neocrete is now focused on growing in the UK/EU and is in testing programmes with a range of customers.
Technical Information
Our Product
Currently Neocrete can boost the cement replacement of SCMs by 10 - 40%, delivering value to concrete makers, SCM suppliers and the cement industry.
Neocrete is proven in real-life builds in New Zealand, including projects by the Ministry of Housing, Kainga Ora and eHaus.
With the completion of the first manufacturing plant, Neocrete is now supplying its activator for pilot projects for customers in EU/UK, SEA and New Zealand. We have testimonials from satisfied customers in South East Asia and New Zealand.
Neocrete Activator - our latest generation additive - is now available for export from New Zealand.
Neocrete Activator is a dry powder additive with a high surface charge and chemical reactivity.
In a concrete mix Neocrete multiplies active bonding molecules, accelerates chemical reactions and increases the density of molecular bonds.
Neocrete in the media
NZ green concrete startup Neocrete secures $6.5m in seed funding
Businessdesk, March 2024
After seeking between $3 million and $4m in seed funding, Neocrete, a New Zealand startup that decarbonises concrete production, has raised $6m. The funding round was led by Singapore-based venture capital firm Wavemaker Partners, which took a 15% share for US$2.7m (NZ$4.5m). Funding was rounded out by five other investors, including NZ Green Investment Finance, which took a 3.8% share for $0.7m. "We were pretty happy we found some investors who understand us well," Neocrete co-founder and president Matt Kennedy-Good told BusinessDesk,
Neocrete in the media
Global Cement, August 2024
Neocrete has entered a partnership with major cement manufacturers, including Cemex, Heidelberg Materials, CRH, Titan, Cementos Argos and Ultratech Cement to promote its new Activator product aimed at reducing the amount of cement required in concrete.
The product uses volcanic ash or residual ash from industrial processes to cut the amount of cement required by 40% to 50%, according to the company. Neocrete aims to replace cement completely, resulting in carbon-free concrete, by 2027.
Neocrete in the media
GCCA announces new partnerships between cement manufacturers and tech startups
Global Cement 7 May 2024
Global: The Global Cement and Concrete Association (GCCA) has announced new collaborations between global cement manufacturers and technology start-ups, focusing on the development of low carbon concrete.
Four start-ups—EnviCore in Canada, Queens Carbon and Chement, both in the US and Neocrete in New Zealand—were part of the 2023 GCCA Innovandi Open Challenge and have now partnered with cement manufacturers. These partnerships aim to reduce the carbon footprint of concrete.