| Dr | Štěpán | Nosek | Institute of Thermomechanics of the CAS, v. v. i. | Czech Republic | Air Pollution Control | Best Researcher Award | View Profile |
| Mr | Saeid | Nosrati | The Hong Kong Polytechnic University | Iran | Sustainable Development | Excellence in Research | |
| Assist. Prof. Dr | Eman | Nossier | Al-azhar University, Faculty of Pharmacy (Girls), Department of Pharmaceutical Medicinal Chemistry & Drug Design | Egypt | Environmental Chemistry | Best Researcher Award | |
| Dr | Edmond | Noubissi Domguia | University of Dschang | Cameroon | Others | Best Researcher Award | |
| Assoc. Prof. Dr | Przemyslaw | Nowakowski | Wroclaw University of Sciences and Technology, Department of Architecture | Poland | Structural Engineering | Best Researcher Award | View Profile |
| Prof | Katarzyna | Nowomiejska | Medical University of Lublin, Poland | Poland | Structural Health Monitoring | Best Researcher Award | View Profile |
| Mr | Aristophane | NSHIMIYIMANA | National Chin-Yi University of Technology | Taiwan | Others | Best Researcher Award | View Profile |
| Dr | Nargiza | Nuralieva | Shaanxi Normal University | China | Others | Best Researcher Award | View Profile |
| Ms | RITHA | NYIRANDAYISABYE | University of Chinese Academy of Sciences at Institute of Mountain Hazards and Environment,China | Rwanda | Transportation Engineering | Women Researcher Award | View Profile |
| Dr | Ifeyinwa | Obianyo | Nile University of Nigeria Abuja Nigeria | Nigeria | Geotechnical Engineering | Women Researcher Award | View Profile |
| Prof | Eric | Ofosu | University of Energy and Natural Resources | Ghana | Water Resources Engineering | Best Researcher Award | |
| Dr | Kunle Elizah | Ogundipe | University of Johannesburg | South Africa | Construction Management | Best Researcher Award | View Profile |
| Mr | Qazeem | Ogunlowo | Kyungpook National University | South Korea | Others | Best Researcher Award | |
| Prof | Enoch Nifise | OGUNMUYIWA | Botswana International University of Science and Technology | Botswana | Materials Science and Engineering | Best Researcher Award | View Profile |
| Prof | heekyong | oh | University of Seoul | South Korea | Environmental Engineering | Excellence in Innovation | |
| Dr | Chaewoon | Oh | National Institute of Green Technology | South Korea | Climate Change Mitigation and Adaptation | Best Researcher Award | |
| Dr | Sehyeong | Oh | Samsung Advanced Institute of Technology | South Korea | Air Pollution Control | Best Researcher Award | |
| Dr | Oluwaseun | Okimiji | Lagos State University | Nigeria | Environmental Risk Assessment | Excellence in Research | |
| Mr | Paul Michael Nii Anang | Okoe | Fugro GB North Marine Limited | United Kingdom | Others | Best Researcher Award | View Profile |
| Assist Prof Dr | Dilek | OKUYUCU | Erzurum Technical University | Turkey | Structural Engineering | Women Researcher Award | View Profile |