David Borge-Diez is a Professor in Electrical Engineering and a member of the Intelligent Energy Management Systems research group at the University of Leon in Spain. Prof. Borge-Diez has a PhD in Energy Engineering, Masters’ degrees in Industrial Technology Research and Industrial Engineering, and a Bachelor’s in Industrial Engineering. His work in teaching and as a researcher in focused on energy, with special emphasis in the use of unconventional energy sources an energy efficiency. For more than 8 years, he has worked in private companies nationally and internationally, developing research projects and engineering work, alongside his teaching and research in the academic environment. Enrique Rosales-Asensio is an Assistant Professor at the Universidad de Las Palmas de Gran Canaria (ULPGC) in Spain. Prior to this he taught for five years, first as a Collaborating Professor at the American University at Europe, and then as Assistant Prof. at the University of Leon for two years. Rosales-Asensio specializes as an industrial engineer with postgraduate degrees in electrical engineering, business administration, and quality, health, safety, and environment management systems. He has published 39 scientific articles in peer-reviewed international journals, authored 12 book chapters, contributed to 10 research conferences with relative quality indices, and edited 7 international books and 5 special issues in peer-reviewed international journals. His main research interests are in efficiency and energy saving, electrical energy storage systems, distributed generation, and cogeneration and trigeneration.

• Part 1 Energy services1. Energy services: concepts, applications and historical background Abdeen Mustafa OmerPart 2 Energy financing schemas2. The promotion of renewable energy communities in theEuropean Union Theodoros G. Iliopoulos3. Financial schemes for energy efficiency projects: lessons learntfrom in-country demonstrations Charikleia Karakosta, Aikaterini Papapostolou, George Vasileiouand John PsarrasPart 3 Energy systems in buildings4. Energy in buildings and districts Jacopo Vivian5. Renewable energy integration as an alternative to the traditionalground-source heat pump system Cristina Sa´ez Bla´zquez, David Borge-Diez, Ignacio Martı´n Nieto,Arturo Farfa´n Martı´n and Diego Gonza´lez-Aguilera6. Energy-saving strategies on university campus buildings: CovenantUniversity as case study Sunday O. Oyedepo, Emmanuel G. Anifowose, Elizabeth O. Obembeand Shoaib Khanmohamadi7. Energy conversion systems and Energy storage systems Jian Zhang, Heejin Cho and Pedro J. Mago8. Energy systems in buildings Getu HailuPart 4 Energy efficiency in industrial sector9. Energy efficiency and renewable energy sources for industrial sector Kamil Kaygusuz10. Energy efficiency in tourism sector: eco-innovation measures andenergy Sa´nchez-Ollero Jose´-Luis, Sa´nchez-Cubo Francisco,Sa´nchez-Rivas Garcı´a Javier and Pablo-Romero-Gil-Delgado Marı´aPart 5 Energy services markets: developmentand status quo11. Energy service markets: status quo and development Marc Ringel12. Worldwide trends in energy market research Esther Salmero´n-Manzano, Alfredo Alcaydeand Francisco Manzano-Agugliaro13. Which aspects may prevent the development of energy servicecompanies? The impact of barriers and country-specificconditions in different regions_ Marina Yesica Recalde

David Borge-Diez is a Professor in Electrical Engineering and a member of the Intelligent Energy Management Systems research group at the University of Leon in Spain. Prof. Borge-Diez has a PhD in Energy Engineering, Masters’ degrees in Industrial Technology Research and Industrial Engineering, and a Bachelor’s in Industrial Engineering. His work in teaching and as a researcher in focused on energy, with special emphasis in the use of unconventional energy sources an energy efficiency. For more than 8 years, he has worked in private companies nationally and internationally, developing research projects and engineering work, alongside his teaching and research in the academic environment. Enrique Rosales-Asensio is an Assistant Professor at the Universidad de Las Palmas de Gran Canaria (ULPGC) in Spain. Prior to this he taught for five years, first as a Collaborating Professor at the American University at Europe, and then as Assistant Prof. at the University of Leon for two years. Rosales-Asensio specializes as an industrial engineer with postgraduate degrees in electrical engineering, business administration, and quality, health, safety, and environment management systems. He has published 39 scientific articles in peer-reviewed international journals, authored 12 book chapters, contributed to 10 research conferences with relative quality indices, and edited 7 international books and 5 special issues in peer-reviewed international journals. His main research interests are in efficiency and energy saving, electrical energy storage systems, distributed generation, and cogeneration and trigeneration.

• Part 1 Energy services1. Energy services: concepts, applications and historical background Abdeen Mustafa OmerPart 2 Energy financing schemas2. The promotion of renewable energy communities in theEuropean Union Theodoros G. Iliopoulos3. Financial schemes for energy efficiency projects: lessons learntfrom in-country demonstrations Charikleia Karakosta, Aikaterini Papapostolou, George Vasileiouand John PsarrasPart 3 Energy systems in buildings4. Energy in buildings and districts Jacopo Vivian5. Renewable energy integration as an alternative to the traditionalground-source heat pump system Cristina Sa´ez Bla´zquez, David Borge-Diez, Ignacio Martı´n Nieto,Arturo Farfa´n Martı´n and Diego Gonza´lez-Aguilera6. Energy-saving strategies on university campus buildings: CovenantUniversity as case study Sunday O. Oyedepo, Emmanuel G. Anifowose, Elizabeth O. Obembeand Shoaib Khanmohamadi7. Energy conversion systems and Energy storage systems Jian Zhang, Heejin Cho and Pedro J. Mago8. Energy systems in buildings Getu HailuPart 4 Energy efficiency in industrial sector9. Energy efficiency and renewable energy sources for industrial sector Kamil Kaygusuz10. Energy efficiency in tourism sector: eco-innovation measures andenergy Sa´nchez-Ollero Jose´-Luis, Sa´nchez-Cubo Francisco,Sa´nchez-Rivas Garcı´a Javier and Pablo-Romero-Gil-Delgado Marı´aPart 5 Energy services markets: developmentand status quo11. Energy service markets: status quo and development Marc Ringel12. Worldwide trends in energy market research Esther Salmero´n-Manzano, Alfredo Alcaydeand Francisco Manzano-Agugliaro13. Which aspects may prevent the development of energy servicecompanies? The impact of barriers and country-specificconditions in different regions_ Marina Yesica Recalde

David Borge-Diez is a Professor in Electrical Engineering and a member of the Intelligent Energy Management Systems research group at the University of Leon in Spain. Prof. Borge-Diez has a PhD in Energy Engineering, Masters’ degrees in Industrial Technology Research and Industrial Engineering, and a Bachelor’s in Industrial Engineering. His work in teaching and as a researcher in focused on energy, with special emphasis in the use of unconventional energy sources an energy efficiency. For more than 8 years, he has worked in private companies nationally and internationally, developing research projects and engineering work, alongside his teaching and research in the academic environment. Enrique Rosales-Asensio is an Assistant Professor at the Universidad de Las Palmas de Gran Canaria (ULPGC) in Spain. Prior to this he taught for five years, first as a Collaborating Professor at the American University at Europe, and then as Assistant Prof. at the University of Leon for two years. Rosales-Asensio specializes as an industrial engineer with postgraduate degrees in electrical engineering, business administration, and quality, health, safety, and environment management systems. He has published 39 scientific articles in peer-reviewed international journals, authored 12 book chapters, contributed to 10 research conferences with relative quality indices, and edited 7 international books and 5 special issues in peer-reviewed international journals. His main research interests are in efficiency and energy saving, electrical energy storage systems, distributed generation, and cogeneration and trigeneration.

• Part 1 Energy services1. Energy services: concepts, applications and historical background Abdeen Mustafa OmerPart 2 Energy financing schemas2. The promotion of renewable energy communities in theEuropean Union Theodoros G. Iliopoulos3. Financial schemes for energy efficiency projects: lessons learntfrom in-country demonstrations Charikleia Karakosta, Aikaterini Papapostolou, George Vasileiouand John PsarrasPart 3 Energy systems in buildings4. Energy in buildings and districts Jacopo Vivian5. Renewable energy integration as an alternative to the traditionalground-source heat pump system Cristina Sa´ez Bla´zquez, David Borge-Diez, Ignacio Martı´n Nieto,Arturo Farfa´n Martı´n and Diego Gonza´lez-Aguilera6. Energy-saving strategies on university campus buildings: CovenantUniversity as case study Sunday O. Oyedepo, Emmanuel G. Anifowose, Elizabeth O. Obembeand Shoaib Khanmohamadi7. Energy conversion systems and Energy storage systems Jian Zhang, Heejin Cho and Pedro J. Mago8. Energy systems in buildings Getu HailuPart 4 Energy efficiency in industrial sector9. Energy efficiency and renewable energy sources for industrial sector Kamil Kaygusuz10. Energy efficiency in tourism sector: eco-innovation measures andenergy Sa´nchez-Ollero Jose´-Luis, Sa´nchez-Cubo Francisco,Sa´nchez-Rivas Garcı´a Javier and Pablo-Romero-Gil-Delgado Marı´aPart 5 Energy services markets: developmentand status quo11. Energy service markets: status quo and development Marc Ringel12. Worldwide trends in energy market research Esther Salmero´n-Manzano, Alfredo Alcaydeand Francisco Manzano-Agugliaro13. Which aspects may prevent the development of energy servicecompanies? The impact of barriers and country-specificconditions in different regions_ Marina Yesica Recalde