Contact GreenTonne

Contact GreenTonne for any questions about buying carbon credits, retiring offsets, managing your account, or using our marketplace. Whether you are a business exploring carbon offsetting or an individual reducing your footprint, our team is ready to assist. You can reach us through the form below or by emailing the relevant department directly.

Contact GreenTonne Directly

Contact GreenTonne Support

For account and transaction support, email contact@greentonne.com. In addition, our support team can help with questions about how to buy and retire carbon credits, payment processing, retirement certificates, and account management.

Contact GreenTonne for Business Inquiries

For partnerships, API integrations, and white-label solutions, email contact@greentonne.com. Furthermore, if your organisation needs bulk carbon credit purchases or custom pricing arrangements, our business team can assist.

Contact GreenTonne: Response Time

We aim to respond to all inquiries within 24 hours during business days. Consequently, most questions receive a reply much sooner. For urgent matters, please include “Urgent” in your subject line. In addition, you can check our About page to learn more about GreenTonne and our commitment to transparency.

Contact GreenTonne Today

Reach out to us for expert guidance on carbon credit purchasing. Our team is ready to assist you with tailored solutions to meet your sustainability goals.

Phone

(359) 889-537-131

Email

contact@greentonne.com

Address

Mladost 1A, 9 Anna Ahmatova Str., Sofia, 1000

Contact GreenTonne to find out everything about carbon credits.

What this page helps you do

Contact GreenTonne for marketplace, purchase, retirement certificate, business procurement, API or project developer support.

Choose the Right Support Route

Purchase and payment

Include the order reference, payment date and account email; do not send full card details.

Retirement or certificate

Include the order, project, quantity, requested beneficiary and retirement date if known.

Business and API

Describe expected volume, countries, integration workflow and reporting needs.

Project developer

Provide the program, registry, project ID, methodology, vintage and available issued volume.

Safety and Response Information

Sensitive data

Never send passwords, private keys or complete payment credentials through the contact form.

Response target

The stated response time is a service target, not a guarantee; urgent registry actions may depend on third-party processing.

Legal identity

Publish the marketplace operator’s complete legal name, registration details and privacy contact in the site footer and legal pages before launch.

Continue Your Research

Related pages

Use these related guides to verify the evidence before taking action.

Before You Contact GreenTonne

Where can I find my retirement certificates?

You can view and download all your retirement certificates from your account dashboard. Visit app.greentonne.com/certificates to access them.

How do I manage my API keys?

API keys can be generated and managed from your account settings. Visit app.greentonne.com/settings/api to create, rotate, or revoke your API keys.

What payment methods does GreenTonne accept?

GreenTonne accepts major credit and debit cards as well as bank transfers for larger purchases. Moreover, all payments go through our secure payment provider. For details, visit our pricing page.

How do I buy and retire carbon credits?

You can browse, purchase, and retire verified carbon credits directly through the GreenTonne marketplace. For a step-by-step guide, visit our How It Works page. As a result, retiring credits is simple and generates a verifiable certificate.

What are carbon credits and how do they work?

A carbon credit represents one tonne of CO2 reduced or removed from the atmosphere by a verified project. Therefore, each credit carries a unique serial number from Verra VCS or Gold Standard. For a comprehensive guide, visit our What Are Carbon Credits page.