LINKS

                     INTERNATIONAL GROUND SOURCE HEAT PUMP ASSOCITATION (IGSHPA)
                                                                  http://www.igshpa.okstate.edu/

                                                GEOTHERMAL HEAT PUMP CONSORTIUM (GHPC)
                                                   http://www.geoexchange.org/

                                                                                    GEOPRO, INC.
                                                    http://www.geoproinc.com/

                                           GEOTHERMAL RESOURCE TECHNOLOGIES INC. (GRTI)
                                                                           http://www.grti.com/

                                                                                                                  Geothermal Supply Company, Inc.
                                                                                106 Cherry Street - Horse Cave, KY 42749
                                                                                                  ph. 270-786-3010
                                                                                                  fax 270-786-4136
                                                                                                  gscinc@scrtc.com