Wastenothing.

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Clean technology that captures methane from manure management on dairy farms — cutting emissions before they reach the atmosphere.

Our Technology

The Problem

Manure management is one of the most overlooked sources of methane on dairy farms — and one of the easiest to fix.

~80×

Methane's warming power relative to CO₂ over a 20-year period, per the IPCC's Sixth Assessment Report.

Ongoing

Untreated manure lagoons and piles emit methane continuously through anaerobic decomposition — with no way to capture it.

Our Technology

Collect

Manure Collection

Each household's manure is measured to its digester's capacity and blended with water to a careful consistency — a small daily discipline that turns everyday waste into a steady, reliable source of clean energy.

Where it starts
Barn & holding yard
Feeding practice
Daily feed discipline
Farm disruption
Minimal retrofit

Digest

Anaerobic Digestion

Inside an on-farm digester, microbes break the manure down in an oxygen-free environment, producing biogas — a mix of methane and CO2 — that would otherwise have escaped untreated.

Digester type
On-farm, modular
Daily cycle
A continuous daily rhythm
Biogas composition
Methane-rich biogas

Convert

Energy & Fertilizer

Captured biogas is converted into clean energy for the household and the farm, while the leftover digestate is processed into a nutrient-rich organic fertilizer. Waste nothing.

Energy output
Powering the household and farm
By-product
Organic fertilizer
Farm benefit
Lower input costs

Verify

Measure & Verify

Emissions avoided are measured against recognised methodologies, giving farms verified GHG reduction data — the foundation for carbon finance and buyer-grade reporting.

Output
GHG reduction data
Pathway
Carbon finance-ready
Status
Pilot stage

Our Ambition

Built to scale across Africa's dairy belt

CarBIO is an early-stage venture. Figures below are illustrative targets used to size the opportunity, pending on-farm verification and third-party audit.

2025

Founded

0+

Tonnes CO₂e/year target capacity

0+

Dairy farms in pilot pipeline

0

Countries targeted across East Africa

Where We Work

Piloting clean methane capture with dairy farms and cooperatives across Kenya, before scaling to East Africa's dairy belt.

Team

A small team building for the field, not the slide deck

Joan Ndanu
Joan Ndanu

Co-Founder & CEO

Robinson Gatama
Robinson Gatama

Co-Founder & CTO

The opportunity to cut emissions, and waste nothing.