| Prof | Sameh | Nada | Egypt-Japan University of since and technolgy | Egypt | Environmental Engineering | Best Researcher Award | |
| Prof Dr | Sameh | Ahmed | Taibah University | Saudi Arabia | Environmental Chemistry | Best Researcher Award | View Profile |
| Prof | Samer | Ahmed | Qatar University | Qatar | Environmental Engineering | Best Researcher Award | View Profile |
| Assoc. Prof. Dr | Samir | Khatir | Ho Chi Minh City Open university | Belgium | Structural Engineering | Best Researcher Award | View Profile |
| Ms | Samira | Binte Saif | Islami Bank Bangladesh PLC | Bangladesh | Sustainable Development | Best Scholar Award | View Profile |
| Dr | Samuel | Jayaraman | Loyola College | India | Sustainable Development | Best Paper Award | |
| Mr | San | c | china institute of technology | India | Geotechnical Engineering | Best Researcher Award | View Profile |
| Dr | Sana | Yasin | HARBIN Insitiute of Technology, Shenzhen | China | Water Resources Engineering | Research Excellence Award | View Profile |
| Mr | Sandeep | Joshi | NIT uttarakhand | India | Others | Best Researcher Award | View Profile |
| Dr | Sandra | Matarneh | Al Ahliyya Amman University | Jordan | Environmental Engineering | Women Researcher Award | View Profile |
| Prof. Dr | Sandra | Cunha Gonçalves | Instituto Federal da Bahia | Brazil | Materials Science and Engineering | Women Researcher Award | View Profile |
| Dr | Sang-Phil | Kim | Winona State University | United States | Green Infrastructure | Best Researcher Award | |
| Dr | Sania | Zia | The University of Lahore, Lahore, Pakistan | Pakistan | Choose | Best Researcher Award | |
| Prof | Sanjay | Pandey | Indian Institute of Technology (BHU), Varanasi | India | Environmental Modeling | Best Researcher Award | View Profile |
| Assist. Prof. Dr | Santhana Krishna Kumar | Alagarsamy | Agh University Of Science And Technology | Poland | Water and Wastewater Treatment | Excellence in Research | |
| Assoc. Prof. Dr | Saoussen | Cherni Namouchi | Faculty of Sciences of Tunis | Tunisia | Others | Excellence in Research | |
| Dr | Saoussen | Cheikhrouhou | University of Sfax | Tunisia | Sustainable Development | Research Excellence Award | View Profile |
| Dr | Saqib | Mehmood | Xi'an Fanyi University | China | Environmental Engineering | Research Excellence Award | View Profile |
| Dr | Sara | Hemati | Shahrekord University of Medical Sciences | Iran | Environmental Engineering | Best Researcher Award | View Profile |
| Dr | Sara | Caldrer | IRCCS Sacro Cuore Don Calabria Hospital | Italy | Others | Best Researcher Award | View Profile |