| Dr | Prabha | Mariappan | Vel Tech Rangarajan Dr. Sagunthala R&D Institute of Science and Technology (Deemed to be University) | India | Others | Best Researcher Award | |
| Mr | Wellison Raul | Mariz Santos | Federal University of Pernambuco | Brazil | Others | Best Researcher Award | View Profile |
| Assoc. Prof. Dr | Nancy | Marshall | The University of Sydney | Australia | Urban Planning | Best Researcher Award | View Profile |
| Prof. Dr | Nieves | Martin-Alguacil | Complutense University | Spain | Others | Best Researcher Award | View Profile |
| Prof. Dr | Radek | Martinek | VSB - Technical University of Ostrava | Czech Republic | Structural Engineering | Research Excellence Award | View Profile |
| Dr | Carolina | Martinez | Pontificia Universidad Catolica de Chile | Chile | Climate Change Mitigation and Adaptation | Women Researcher Award | |
| Ms | Maria-Pilar | Martínez-Hernando | Universidad Politécnica de Madrid | Spain | Environmental Engineering | Best Researcher Award | |
| Dr | Nokulunga Xolile | mashwama | Walter Sisulu University | South Africa | Construction Management | Sustainable Infrastructure Innovation Award | View Profile |
| Mr | ahmet | maslavi | coar silver | Turkey | Materials Science and Engineering | Best Researcher Award | |
| Prof | Olivier | MASSOL | CentraleSupelec - Univeristy Paris Saclay | France | Environmental Policy and Management | Best Researcher Award | View Profile |
| Dr | Md | Masud | Kyungpook National University | South Korea | Environmental Engineering | Excellence in Research | View Profile |
| Ms | Rohimatu Toyibah | Masyhur | Universiti Putra Malaysia | Malaysia | Sustainable Development | Best Researcher Award | View Profile |
| Dr | Sandra | Matarneh | Al Ahliyya Amman University | Jordan | Environmental Engineering | Women Researcher Award | View Profile |
| Dr | Elena | Matei | Ovidius University from Constanta | Romania | Structural Health Monitoring | Best Researcher Award | View Profile |
| Ms | Sara Esperanza | Matendo | Universidad Politécnica de Madrid | Spain | Environmental Hydrology | Young Scientist Award | View Profile |
| Dr | Amir Abbas | Matin | Department of Chemistry/Azarbaijan Shahid Madani university | Iran | Environmental Chemistry | Best Researcher Award | |
| Mr | Hurayra | Md Abu | North China Electric Power University | China | Others | Best Researcher Award | View Profile |
| Mr | Iálysson | Medeiros | Federal University of Pernambuco | Brazil | Structural Engineering | Best Researcher Award | View Profile |
| Assist. Prof. Dr | Duaa | Mehiar | Middle East University | Jordan | Others | Best Researcher Award | View Profile |
| Dr | Saqib | Mehmood | Xi'an Fanyi University | China | Environmental Engineering | Research Excellence Award | View Profile |