CLP Envirogas Ltd.
- Offers finance, design, construction, ownership and operation of landfill gas powered electricity generation projects. Describes the firm's fully operational projects in the UK and further schemes under construction; links to other web sites on landfill m
- http://www.clpenvirogas.com/

Clarke Energy
- Supplier of gas powered generators, landfill gas recovery and generation plant, combined heat and power systems and emission control equipment. Includes technology information.
- http://www.clarke-energy.co.uk

Greenvironment Oy
- Finnish company providing modern biogas technology to burn landfill gas. Information about the technology and the company.
- http://www.greenvironment.com

Landfill Gas Project
- Technical profile of a landfill gas utilization project in West Los Angeles, California.
- http://www.nstengineers.com/Landfill_Gas.htm

Landfill Methane Outreach Program
- Contains a complete description of the U.S. EPA's Landfill Methane Outreach Program (LMOP), including a list of program members, extensive data on landfills in the U.S.
- http://www.epa.gov/lmop/