ClearStack Power has been developing state-of-the-art clean coal technologies for the energy industry since 1998. We believe that Staged-Combustion techniques, as demonstrated by our Ashworth Combustor™, are the future of this industry, providing the most cost-effective, efficient and environmentally friendly methods for processing solid fuels and meeting strict air emissions compliance regulations.


ClearGas Brochure

Stage-3 Cyclone Brochure

Learn more about our other fuel processing technologies.

Learn more about some of our recent projects.