GreenCollar Group

Our Family of Environmental Markets brands


Environmental markets investor and project developer


GreenCollar is a global pioneer in regenerative nature-based solutions that drive positive environmental impact at scale. Our focus is on developing high quality, high integrity environmental solutions.

GreenCollar has four key services- Carbon, Water, Plastic and Nature which offer tailored solutions to land managers, farmers, and Traditional Owners, to change land management practices and generate high quality environmental credits , without impacting business productivity.

GreenCollar also works in partnership with buyers to establish the role of environmental credits in their long term sustainability strategies and develop new solutions that value the environment.

Environmental markets and policy

Sigma Global

Sigma Global is an environmental markets trading business, working across origination, sourcing, compliance and voluntary markets. GreenCollar acquired Sigma Global to expand its international sourcing and compliance capability, working for a wide range of companies and organisations that are active or want to be active in the carbon, energy efficiency and renewable energy markets.

Climate action for everyone

Go Neutral

Go Neutral is a consumer facing brand that inspires ordinary actions that make extraordinary change. Its focus is on positive climate action, meaningful impact and harnessing people power by providing opportunities to address personal environmental impact.

Join Our Team

We’re looking for people who share our values, bring a diverse perspective to the team and are passionate about the environmental markets space. See what positions are available here.

Our Latest News

08 Nov 2023

Media Release: GreenCollar and Australian Museum Unite to Research Climate Impacts and Promote Awareness of Climate Solutions

Media Release:  On 1 November 2023 the Australian Museum (AM) announced a major new three-year collaboration with GreenCollar, Australia’s largest environmental markets investor and project developer, for the AM’s Climate...
06 Oct 2023

Media Release: GreenCollar’s market leading NaturePlus™ biodiversity scheme begins issuing credits

Media Release: Friday 6 October 2023: After more than three years of development, testing and validation, environmental markets investor and project developer, GreenCollar today announced issuance of over 8,500 NaturePlus™...
04 Oct 2023

GreenCollar says “YES”

GreenCollar supports saying “YES” to recognising Aboriginal and Torres Strait Islander peoples in the Constitution through a Voice to Parliament. We support the Voice as a simple and practical step on the path to creating a better future together.-
03 Oct 2023

Media release: Major purchase of Reef Credits by Queensland Government

A recent landmark purchase of $10 million in Reef Credits by the Queensland Government will inject critical support to this emerging environmental water quality market, which is dedicated to making verifiable contributions to improving the health of the Great Barrier Reef and aiding in its long term recovery.
14 Sep 2023

Keeping trees in the ground:  the role of carbon credits in getting Australia off the list of global deforestation hotspots

Keynote speech by GreenCollar Chief Scientist, Dr Jenny Sinclair 2023 Australasian Emissions Reduction Summit, Darling Harbour, Sydney   Good afternoon and welcome. As I begin, I acknowledge the Traditional Owners...
15 May 2023

Partnership with Queensland banana growers produces Australia’s first and world’s second verified plastic credits

Media release:  Tuesday, 16 May 2023 – In a significant move toward preventing commercial agricultural plastic waste entering our environment, Australia’s leading environmental markets project developer, GreenCollar, today announced Australia’s...
03 Nov 2022

Real, measured, verified results for nature: World-first scheme delivers biodiversity credits from vegetation and koala projects

Media release: GreenCollar today launched the NaturePlus™ biodiversity conservation scheme, which applies a scientifically rigorous world-first environment accounting standard for generating credits to projects in high conservation value landscapes when...
26 Oct 2022

Media release: Reef Credits investment by Qantas helps deliver real change

Media release: Wednesday 26 October 2022 – The announcement by Qantas today that it is purchasing Reef Credits from GreenCollar is significant because it is both a major investment in...