Flexi Biogas Systems

Rethinking Biogas Systems

Innovative Green Energy Solutions for domestic and large scale use.

Talk to us today to learn more!


Flexi Biogas Systems is an innovation developed by Biogas International that is easy to install, affordable, portable and far more efficient than any other biogas systems currently in the market.

Recent Stories

Flexi Biogas Technology Installations on the Map

we have spent over 15 years researching and considered all the aspects and inefficiencies associated with conventional systems constructed biogas technologies, and successfully innovated or re-invented a far more efficient system branded Flexi Biogas Technology -...

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Managing Municipal Waste At Source

Slums & densely populated urban areas burn down our forests in the form of charcoal. Turning organic trash into biogas and organic fertilizer at source, mini-grid the biogas to multiple kitchens, and saving the forests at the same time.   It really is that...

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Our Products

Large Capacity Systems

These are large scale systems built according to clients energy needs. They are best applicable for schools, hotels, churches, childrens homes and any other institutions with high energy demand.

Flexi Domestic Systems

These are systems  designed for lower energy demands for daily use and can install in as few as 3 hours producing gas in as little as 3-5 days. They  run on any biodegradable material with no need for a cow.

Biosans Gas

The BioSans Gas toilet provides a clean hygienic solution whilst producing biogas and a rich fertilizer bioslurry. They are prefabricated and will be assembled on site in a few minutes.


In order to to effectively utilize all the biogas produced, we have developed other products such as biogas dryers, biogas brooders and more.

New Innovations

As we grow, we are continuously innovating new methods and products that are better, more efficient and simpler to use.

Bio- Slurry

The output bio-slurry is a mineral rich organic fertilizer that is ready for use and also works as an extreme effective pest repellent.

Why Flexi Biogas


No Construction

Our systems are prefabricated and install in a few hours for domestic models, and only a few days for commercial systems.


Efficiency Unmatched

FlexiTech employs “True Cross-flow fermentation to ensure that feedstock is fully digested and 100% gas captured.


Quick Startup

You can start using gas within 3-5 days after installation. Full production is realized within 7-14 days.


Anything Goes

Flexi systems run on any bio-degradable matter. High calorific feedstock produces more gas.

What our clients say

Amazing invention that produces tons of gas but some clever uses of the gas and the sludge which can enhance compost to improve gardening.

Paula Kahumbu

CEO, Wildlife Direct

For a better world! Helps the poor, the environment, eliminates greenhouse gases, saves trees, grows food with natural nutrients, can provide power for many uses, can save oil to last longer, thus giving us more time for better solutions. Excellent indeed.

Josephat Chege

Biogas International

I think it’s a great idea, free gas for the rest of your life.

Steve Fenison

CEO, My company

The best solution for Universal access to clean energy in Africa

Andrew Amadi

Technical Director, WECOL Limited

Our Partners

We are proud to work with the following organizations and institutions as our partners in the quest to provide alternative green energy solutions that are affordable, reliable and sustainable.

Pwani University
Ngare Ndare Forest Trust
Moi University
Kenya Biogas Program
Indian Institute of Technology
Egerton University