● High-integrity climate action

Carbon offsetting built for credibility, scale and measurable impact.

Verified carbon offset projects, transparent project ratings and expert climate advisory services for organisations that need defensible climate action — plus a simple self-service marketplace for smaller purchases.

20+ yearsClimate experience
CRISP ratedProject transparency
VerifiedRetirement certificates
Afforestation

Carbon Removal

ICVCM CCP ✓
Climate Action Reserve (CAR)

Carbon Sequestration in the Coniferous and Broadleaf Forests of the Ejido Mil Diez and Annexes...

Mexico
North America
Project ID
CAR1729
Vintages
2022
CRISP Rating: 4.2 →
Cookstove

Limited (1,930 available)

ICVCM CCP ✓
GOLD STANDARD

GS 10789 GS 10790 RVPA-52 Efficient and Clean cooking for Households in Somalia

Somalia
Africa
Project ID
GS12285
Vintages
2022
CRISP Rating: 4.4 →
Clean Drinking Water
GOLD STANDARD

Zambia Western Province Safe Water Project

Zambia
Africa
Project ID
GS11010
Vintages
2023, 2024
CRISP Rating: 4.4 →

Choose the right route for your climate goals.

  
🏢

For enterprise and corporate buyers

For ESG teams, procurement leads and sustainability managers who need robust offset portfolios and strategic support.

  • ✓ Bespoke offset portfolio design
  • ✓ Scope 1, 2 and 3 climate support
  • ✓ Project due diligence and risk review
  • ✓ Reporting, documentation and retirement evidence
Request Portfolio Review
🛒

For SMEs and individuals

Buy transparent carbon credits online through COMP, with clear project information and downloadable certificates.

  • ✓ Browse carbon offset projects
  • ✓ Purchase credits quickly online
  • ✓ Access certificate and retirement details
  • ✓ Support climate and biodiversity outcomes
Go to COMP Marketplace

Designed for organisations that cannot afford greenwashing risk.

  
20+ Years supporting carbon management
100% transparent project documentation
CRISP project rating methodology
Net Zero strategy support available

Explore carbon projects by impact, geography and integrity.

  
Nature-Based

Forest Conservation Portfolio

Protects threatened habitats while supporting biodiversity and local communities.

CRISP score  4.2
Renewable Energy

Clean Energy Access

Supports renewable infrastructure and replaces fossil-intensive energy generation.

CRISP score 4.0
Carbon Removal

Biochar Carbon Removal

Durable carbon storage with measurable soil, agriculture and climate benefits.

CRISP score 4.2

Two simple journeys. One trusted climate partner.

  
1

Assess your footprint

Calculate emissions or speak to our team about your current climate objectives.

Access Sustrax
2

Select credible projects

Choose from verified projects, supported by transparent project information and ratings.
3

Retire and report

Receive retirement evidence, certificates and documentation for internal or external reporting.

Governance, documentation and integrity at the centre.

  

Offsetting should support real climate action — not replace emissions reduction.

 

 

 

 

 

Independent project review

Clear project assessment helps buyers understand risk, quality and climate impact.

Transparent retirement evidence

Provide documentation suitable for internal governance, stakeholder communication and ESG reporting.

Anti-greenwashing approach

Encourage carbon reduction first, then responsible offsetting for residual emissions.

Corporate advisory support

Offer expert guidance for larger organisations that need more than a simple online transaction.

Ready to build a credible carbon offsetting strategy?

Speak with our team for corporate portfolio design, or go directly to COMP to purchase carbon credits online.

What would you like to do? Book Meeting Buy Credits