| Assoc Prof Dr | Pimlapas | Leekitcharoenphon | Technical University of Denmark (DTU Food) | Denmark | Environmental Microbiology | Best Researcher Award | View Profile |
| Ms | Hyeonmin | Lee | Seoul National University | South Korea | Environmental Engineering | Best Researcher Award | View Profile |
| Assist. Prof. Dr | So Jung | Lee | Department of Radiation Oncology, Incheon St. Mary’s hospital, the college of medicine, Catholic university of Korea | South Korea | Others | Women Researcher Award | View Profile |
| Mr | Jongseo | Lee | Samsung E&A (Samsung Engineering) | South Korea | Sustainable Development | Best Researcher Award | View Profile |
| Prof | Taiju | Lee | Kookmin University | South Korea | Materials Science and Engineering | Best Researcher Award | View Profile |
| Dr | Badr Eddine | LEBROUHI | CAPGEMINI ENGINEERING | France | Sustainable Development | Best Researcher Award | View Profile |
| Mr | Paula | Leal | Universidade da Beira Interior | Portugal | Geotechnical Engineering | Innovative Research Award | View Profile |
| Assoc. Prof. Dr | Grażyna | Łaska | Politechnika Białostocka | Poland | Environmental Engineering | Best Researcher Award | View Profile |
| Assoc. Prof. Dr | Lin | Lang | Xihua University | China | Geotechnical Engineering | Best Researcher Award | View Profile |
| Dr | Lauren | Lambert | Arizona State University | United States | Others | Best Researcher Award | View Profile |
| Mr | Christossy | Lalika | WaterAid Tanzania | Tanzania | Water Resources Engineering | Best Researcher Award | |
| Assoc. Prof. Dr | Xin | Lai | Wuhan University of Technology | China | Environmental Engineering | Best Researcher Award | View Profile |
| Prof. Dr | Feng | Lai | Soochow University | China | Materials Science and Engineering | Best Researcher Award | View Profile |
| Dr | Vikesh | Lade | Laxminarayan Innovation Technological University | India | Water and Wastewater Treatment | Best Researcher Award | View Profile |
| Prof | Najma | LAAROUSSI | Mohammed V University in Rabat | Morocco | Materials Science and Engineering | Best Researcher Award | View Profile |
| Dr | Roberto | La Rosa | STMicroelectronics | Italy | Sustainable Development | Best Researcher Award | |
| Mrs | Anastasia | Kyriakidou | Aristotle University of Thessaloniki | Greece | Environmental Policy and Management | Research Excellence Award | View Profile |
| Dr | Dong Wook | Kwon | Korea Institute of Science and Technology | South Korea | Environmental Engineering | Best Researcher Award | View Profile |
| Assist. Prof. Dr | Dong-Bin | Kwak | Seoul National University of Science and Technology | South Korea | Environmental Engineering | Best Researcher Award | View Profile |
| Dr | Elijah | Kusi | The Akenten Appiah-Menka University of Skills Training and Entrepreneurial Development | Ghana | Green Infrastructure | Best Researcher Award | View Profile |