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Sr. Vice President of Engineering, Geothermal Innovations, LLCMr. Hardin has spent the past 40 years at the forefront of developments in energy efficiency. He developed several patented technologies, including the Water+ system, the Well2Well system, BiSec heat exchanger, and the GEX 4 heat exchanger, plus several other energy applications in the geothermal, energy management, and lighting industries. He works under a philosophyof increasing operational efficiency by providing higher-quality, energy-related services at reduced levels of overhead. Prior to forming Hardin Geothermal, Mr. Hardin was energy manager for Illinova Energy Partners, Inc., managing multimillion dollar construction projects for healthcare facilities and aluminum processing plants throughout the USA. Mr. Hardin began his career in the 1980s as senior energy manager/engineer in charge of installing geothermal systems for petrochemical plants in Braziland later in West Africa.

Duane Crawford Dakota Geo Consultants, LLC
Mr. Crawford is a consultant and contractor specializing in drilling, geothermal capacitors, geothermal design and geothermal development. He has 46 years of experience in drilling, and over 29 years of experience in geothermal design and construction. Mr. Crawford has designed and constructed horizontal and vertical ground heat exchangers, and his alternative designs include pond loop, single well pump-and-dump, thermal capacitors, and solar-assisted ground source heat pump configurations. He has been involved in pioneering research in thermal capacitors under the registered trademark name DEWECEL for balancing and enhancing performance and efficiency in the application of ground source heat pumps. He has designed and constructed geothermal systems in South Dakota, Nebraska, Iowa, Kansas, Missouri, Canada, and Grand Cayman in the Cayman Islands. Mr. Crawford has worked in the water development industry since 1976. Geothermal development and design since 1993.

After serving in the US Navy nuclear power field, Jay Egg began a career in mechanical design engineering & contracting. Now, as an expert consultant, Jay sits on several technical code committees internationally; notably the technical committee for the IAPMO Uniform Mechanical Code. Jay has co-authored two McGraw-Hill Textbooks focused on geothermal HVAC technologies and continues to write curriculum and lecture on the merits of Clean Heating and Cooling technologies.

After serving in the US Navy nuclear power field, Jay Egg began a career in mechanical design engineering & contracting. Now, as an expert consultant, Jay sits on several technical code committees internationally; notably the technical committee for the IAPMO Uniform Mechanical Code. Jay has co-authored two McGraw-Hill Textbooks focused on geothermal HVAC technologies and continues to write curriculum and lecture on the merits of Clean Heating and Cooling technologies.

Mr. Steeby is a professor of Heating, Air Conditioning and Refrigeration at Grand Rapids Community College. He has taught full time with GRCC since 2007. Mr. Steeby has also taught as an adjunct professor for Ferris State University in Construction Management. He received his bachelor of science degree in HVAC/R Applied Technology from Ferris State University, and his master’s degree in Career and Technical Education also from Ferris State University.

Mr. Steeby has worked in the HVAC field since 1985. He has held positions in many areas of the industry including installation, service, sales, and project management. Mr. Steeby has worked for a local manufacturer of HVAC equipment for over five years, and he was employed by Honeywell for 11 years.

He holds a mechanical contractor’s license with the State of Michigan, and he has several nationally-recognized certifications including installation and service of geothermal equipment with North American Technician Excellence (NATE). Mr. Steeby is also a certified trainer and installer of geothermal heat pumps through the International Ground Source Heat Pump Association (IGSHPA). He has been actively involved in the geothermal industry for many years including writing software to size loop links and working on several commercial geothermal installations. In 2011, he published his book Alternative Energy – Sources and Systems through Cengage Learning which includes chapters on geothermal systems.

Mr. Steeby is a professor of Heating, Air Conditioning and Refrigeration at Grand Rapids Community College. He has taught full time with GRCC since 2007. Mr. Steeby has also taught as an adjunct professor for Ferris State University in Construction Management. He received his bachelor of science degree in HVAC/R Applied Technology from Ferris State University, and his master’s degree in Career and Technical Education also from Ferris State University.

Mr. Steeby has worked in the HVAC field since 1985. He has held positions in many areas of the industry including installation, service, sales, and project management. Mr. Steeby has worked for a local manufacturer of HVAC equipment for over five years, and he was employed by Honeywell for 11 years.

He holds a mechanical contractor’s license with the State of Michigan, and he has several nationally-recognized certifications including installation and service of geothermal equipment with North American Technician Excellence (NATE). Mr. Steeby is also a certified trainer and installer of geothermal heat pumps through the International Ground Source Heat Pump Association (IGSHPA). He has been actively involved in the geothermal industry for many years including writing software to size loop links and working on several commercial geothermal installations. In 2011, he published his book Alternative Energy – Sources and Systems through Cengage Learning which includes chapters on geothermal systems.

After serving in the US Navy nuclear power field, Jay Egg began a career in mechanical design engineering & contracting. Now, as an expert consultant, Jay sits on several technical code committees internationally; notably the technical committee for the IAPMO Uniform Mechanical Code. Jay has co-authored two McGraw-Hill Textbooks focused on geothermal HVAC technologies and continues to write curriculum and lecture on the merits of Clean Heating and Cooling technologies.

Mr. Steeby is a professor of Heating, Air Conditioning and Refrigeration at Grand Rapids Community College. He has taught full time with GRCC since 2007. Mr. Steeby has also taught as an adjunct professor for Ferris State University in Construction Management. He received his bachelor of science degree in HVAC/R Applied Technology from Ferris State University, and his master’s degree in Career and Technical Education also from Ferris State University.

Mr. Steeby has worked in the HVAC field since 1985. He has held positions in many areas of the industry including installation, service, sales, and project management. Mr. Steeby has worked for a local manufacturer of HVAC equipment for over five years, and he was employed by Honeywell for 11 years.

He holds a mechanical contractor’s license with the State of Michigan, and he has several nationally-recognized certifications including installation and service of geothermal equipment with North American Technician Excellence (NATE). Mr. Steeby is also a certified trainer and installer of geothermal heat pumps through the International Ground Source Heat Pump Association (IGSHPA). He has been actively involved in the geothermal industry for many years including writing software to size loop links and working on several commercial geothermal installations. In 2011, he published his book Alternative Energy – Sources and Systems through Cengage Learning which includes chapters on geothermal systems.

Duane Crawford Dakota Geo Consultants, LLC
Mr. Crawford is a consultant and contractor specializing in drilling, geothermal capacitors, geothermal design and geothermal development. He has 46 years of experience in drilling, and over 29 years of experience in geothermal design and construction. Mr. Crawford has designed and constructed horizontal and vertical ground heat exchangers, and his alternative designs include pond loop, single well pump-and-dump, thermal capacitors, and solar-assisted ground source heat pump configurations. He has been involved in pioneering research in thermal capacitors under the registered trademark name DEWECEL for balancing and enhancing performance and efficiency in the application of ground source heat pumps. He has designed and constructed geothermal systems in South Dakota, Nebraska, Iowa, Kansas, Missouri, Canada, and Grand Cayman in the Cayman Islands. Mr. Crawford has worked in the water development industry since 1976. Geothermal development and design since 1993.

After serving in the US Navy nuclear power field, Jay Egg began a career in mechanical design engineering & contracting. Now, as an expert consultant, Jay sits on several technical code committees internationally; notably the technical committee for the IAPMO Uniform Mechanical Code. Jay has co-authored two McGraw-Hill Textbooks focused on geothermal HVAC technologies and continues to write curriculum and lecture on the merits of Clean Heating and Cooling technologies.

After serving in the US Navy nuclear power field, Jay Egg began a career in mechanical design engineering & contracting. Now, as an expert consultant, Jay sits on several technical code committees internationally; notably the technical committee for the IAPMO Uniform Mechanical Code. Jay has co-authored two McGraw-Hill Textbooks focused on geothermal HVAC technologies and continues to write curriculum and lecture on the merits of Clean Heating and Cooling technologies.