The science-backed standard for carbon
compensation
Build your portfolio from the top 5% of verified credits. Get the data, documentation, and defense materials to satisfy any audit.
The Standard for Industry Leaders
The platform companies switch to when they get serious.

“Quality was our top priority. Senken helped us invest in carbon removals that meet Vodafone’s rigorous standards.”
Ivo Beyer

“We needed high-quality and fairly priced carbon credits — Senken delivered.”
Timo Dreger
A carbon credit is no longer a marketing claim. It is a legal statement.
of carbon credits fail independent analysis.
Source: Max Planck Institute Study
of projects are rejected by Senken so you never have to explain a "bad credit" to your board.
A defensible case for every credit you buy.
So when auditors ask or the board wants answers, you are ready.
The Integrity Report
Analysis of 600+ data points per project through our Sustainability Integrity Index (SII), with an easy to comprehend report on Additionality, Permanence, Co-benefits.

The Compliance Structure
Portfolio architecture built for Oxford Principles, ICVCM standards, and CSRD reporting requirements.

The Champion's Kit
Answer the hard questions before they are asked. Executive summaries, due diligence data, and integrity scorecards for every project.

“We help you buy carbon credits you can actually stand behind.”
Our founder, Adrian Wons, explains why carbon markets have failed in the past, and what Senken does to fix it for the future.
Legacy Broker vs. Senken
Legacy brokers sell volume. We offer defensibility.
| Criterion | Legacy Broker | senken |
|---|---|---|
| Trust model | "Trust us" | "Trust the data" |
| Project Selection | Aggregators — sell what they have | Exclusive — we reject 95% |
| Verification | PDF certificates | 600+ data points report |
| Audit Defense | A receipt | Champion's Kit |
| Pricing | Opaque, bundled price | Direct, transparent fee |
End-to-End Carbon Credit Procurement Partner
From strategy to sourcing to board defense, we handle every step so you can make claims with confidence.
01 — The AdvisoryYou don't need to be an expert on methodologies. We are.
We translate your goals into a clear, compliant buying plan.
- Science-Based SelectionMethodologies aligned with Oxford Principles & Core Carbon Principles.
- Regulatory ComplianceCSRD, Corresponding Adjustments, SBTi compliance built-in.
- Budget-OptimizedWe balance methodologies to fit your budget.
02 — The ProcurementWe turn your strategy into a reality.
Access the top 5% of projects with preferred pricing and zero procurement friction.
- The "Top 5%" StandardSourcing only projects that passed our 600-point Sustainability Integrity Index.
- Preferred Access & PricingWe secure premium credits at rates unavailable on the open market.
- End-to-End ExecutionWe handle KYC, contracting, payment, and retirement.
03 — The Champion's KitWe give you the answers before your boss asks the questions.
Every portfolio comes with a Champion's Kit with data designed for auditors and the C-Suite.
- Executive SummariesBoard-ready documentation explaining your carbon strategy in non-technical language.
- Due Diligence DataThe Integrity Scorecard for each project, ready for any audit or inquiry.
- Impact SlidesProfessionally designed presentations for C-Suite and board meetings.
FAQ
Don't be the next headline.
Get a free consultation and see exactly where your current carbon strategy leaves you exposed.
