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Hi-Z Technology, Inc.
Manufacturers of thermoelectric power generating modules, systems, and materials. Product specifications and technical papers.
http://www.hi-z.com/
TE Technology, Inc.
Designs and manufactures thermoelectric (Peltier) cooling assemblies, modules and test equipment. Download of publication, also about power generation.
http://www.tetech.com/
Tellurex Corporation
Manufacturer of thermoelectric modules for solid-state cooling and electric power generation.
http://www.tellurex.com/
Varmaraf
The company develops thermoelectric generator for geothermal power generation and hydrogen storage devices.
http://www.varmaraf.is/