| ABB Carbon | | Develop, market and sell pressurised fluidised bed combined-cycle power plants for the clean production of heat and power from solid fuels. Includes an introduction to PFBC, a section on clean coal technology, company news, and employment opportunities. |
| Babcock Power, Inc. | | Provide technology for clean power, providing steam generators for IPP and utility generating companies,and industrial and waste-to-energy boilers. Includes company history, technical papers, and product drawings. |
| Hansa Graanul | | Estonian manufacturer of sawdust wood pellets, using sustainable technology. Includes product specifications. |
| MicroEnergy Systems, Inc. | | Develops coal micronization combustion and burner systems, offers design, installation, and turnkey services. |
| Powerspan Corp. | | Develops and commercializes proprietary clean-energy technology for coal-fired power plants. Includes information on the technology, pilot plants, company news, and career opportunities. |
| Prozesstechnik & Messtechnik Conrads GmbH | | Manufactures and installs measurement systems for the monitoring and optimization of coal fired power stations as well as cement plants. in Germany, Europe and worldwide. | |
| | | |