
Regenerating the voluntary carbon market through high-quality climate solutions. We enable financing for high-quality climate solutions through a data-driven, science-backed, and well-regulated framework.
Learn how Callirius
can provide you with impactful carbon credits and climate investments.
Learn how Callirius
can market your climate project.
Why Callirius
High Quality

We manage a dynamic and diverse climate portfolio with nature-based climate solutions around the globe. All climate solutions are screened to ensure quality, passing strict evaluation criteria. This way we can maximise your climate impact.
Transparent

We ensure full transparency on all of our solutions. Tracking your carbon credits on-chain means every transaction is transparent and easy to access, eliminating hidden pricing and unnecessary red tape. You get the relevant carbon certificates at the right price.
Local

Our climate projects create true community impact by focusing on solutions that strengthen the local biosphere. We work exclusively with projects which guarantee a net positive impact on the environment, biodiversity, social justice, and human rights.
All About Carbon Offsets
„Callirius Integrity Shift“ and demand in high quality Carbon Removal Projects

Rudolf Maier
2 min read
Projects
Only 10% of screened carbon projects pass our evaluation criteria and can demonstrate a true climate impact.
Insights
Nature based projects and human rights.
The Callirius team
Ebrahim Attarzadeh
Rudolf Maier
Michael Grohmann
Tim Schuldt
What you do makes a difference, and you have to decide what kind of difference you want to make.
Dr. Jane Goodall
Partner with the planet.
Reach net zero with Callirius.
Carbon removal can be overwhelming. Callirius is here to make it simple.