This award recognizes the most loyal participant in SDEWES conferences. 
		The recipient of this award receives a certificate from SDEWES, along with a book authored by a member of the SDEWES International Scientific Committee. 
	
    
    
        | Year of the Award: | 2025 |  | 
    
        | Recipient: | Prof. Reinhard Haas | 
    
        | Institution: | Vienna University of Technology, Austria | 
    
	
    
        | Year of the Award: | 2024 |  | 
    
        | Recipient: | Prof. Ricardo Chacartegui | 
    
        | Institution: | University of Seville, Spain | 
	
	
    
        | Year of the Award: | 2023 |  | 
    
        | Recipient: | Prof. Laura Vanoli | 
    
        | Institution: | Università degli Studi di Napoli Parthenope, Italy | 
	
	
    
        | Year of the Award: | 2022 |  | 
    
        | Recipient: | Dr. Ramchandra Bhandari | 
    
        | Institution: | TH Köln, Germany | 
	
	
	
        | Year of the Award: | 2022 |  | 
    
        | Recipient: | Prof. Sebastian Werle | 
    
        | Institution: | Silesian University of Technology, Gliwice, Poland | 
	
	
	
        | Year of the Award: | 2021 |  | 
    
        | Recipient: | Prof. Skender Kabashi | 
    
        | Institution: | University of Prishtina, Kosovo | 
	
    
    
        | Year of the Award: | 2020 |  | 
    
        | Recipient: | Prof. Francesco Calise | 
    
        | Institution: | University of Naples Federico II, Italy | 
    
    
    
        | Year of the Award: | 2020 |  | 
    
        | Recipient: | Dr. Stanislaw Anweiler | 
    
        | Institution: | Opole University of Technology, Poland | 
    
     
    
        | Year of the Award: | 2019 |  | 
    
        | Recipient: | Prof. Young-Kwon Park | 
    
        | Institution: | University of Seoul, South Korea | 
    
    
    
        | Year of the Award: | 2018 |  | 
    
        | Recipient: | Prof. Chun-Han Ko | 
    
        | Institution: | School of Forestry and Resource Conservation, Taiwan | 
    
    
    
        | Year of the Award: | 2018 |  | 
    
        | Recipient: | Prof. Chun-Han Ko | 
    
        | Institution: | School of Forestry and Resource Conservation, Taiwan | 
    
    
    
        | Year of the Award: | 2017 |  | 
    
        | Recipient: | Prof. Amela Ajanovic | 
    
        | Institution: | Technische Universitaet Wien, Austria | 
    
    
    
        | Year of the Award: | 2016 |  | 
    
        | Recipient: | Prof. Lidija Čuček | 
    
        | Institution: | University of Maribor, Slovenia | 
    
    
    
        | Year of the Award: | 2016 |  | 
    
        | Recipient: | Prof. Lidija Čuček | 
    
        | Institution: | Institute of Social Sciences and University Singidunum Belgrade, Serbia | 
    
    
    
        | Year of the Award: | 2015 |  | 
    
        | Recipient: | Dr. Anes Kazagić | 
    
        | Institution: | JP Elektroprivreda BiH d.d., Bosnia and Herzegovina | 
    
    
    
        | Year of the Award: | 2014 |  | 
    
        | Recipient: | Dr. Iva Kovačić | 
    
        | Institution: | Vienna University of Technology Vienna, Austria | 
    
    
    
        | Year of the Award: | 2013 |  | 
    
        | Recipient: | Prof. Holger Schlör | 
    
        | Institution: | Research Centre Jülich, Germany | 
    
    
    
        | Year of the Award: | 2012 |  | 
    
        | Recipient: | Dr. Daniel Beysens | 
    
        | Institution: | CEA & ESPCI, Paris, France |