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We provide the help you need when you need it the most.


Nobody knows more about biogas treatment than WIllexa Energy. No matter whose treatment system you own, we have the media, elements, parts and service you need. Plus, when you call, you won't get a customer service agent - you'll speak directly with our engineering and service teams.


With more than 25 years of experience in gas treatment, if we can’t get it working, nobody can.  

Media & Element Replacement

The contaminants in biogas present a unique challenge for filters and treatment systems. If your system isn't living up to it's full potential, it may be as simple as the wrong mix of media for your operating conditions. Upgrading your system to our specialized media blend will improve performance and extend media life.  Contact us for your next media replacement.

Biogas Treatment System Service & Technical Suport

Troubleshooting & Service Support

When things go wrong - and they will - make sure you have the proper support on your side. With more than 25 years of experience in gas purification and a laser focus on the landfill and digester gas markets, we’ve seen the problems and we know the solutions. When your biogas treatment system is no longer performing to spec or has failed completely, let our knowledge and experience assist you in identifying the root cause of the problem and solving it. Whether it is a simple recalibration, replacement parts or consumables, or a complete redesign, Willexa Energy has your answer.

Siloxane Removal Media

Engineering & Consulting

With more than 25 years experience in gas purification and a focus on the landfill & digester gas markets, Willexa Energy is the ultimate engineering resource for all your gas treatment needs. Whether you are looking to install or upgrade a gas treatment system for landfill, digester, biomass, natural gas or any other gas to energy project, Willexa Energy can ensure your system is successful, reliable, on time and on budget.

Biogas Treatment Engineering & Consulants
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