| Dr | Tosin | Omoya | Institut de mécanique et d'ingénierie (I2M) Bordeaux | France | Environmental Science | Thermal Comfort | Best Researcher Award | environmentalscientists.org |
| Dr | Nourhen | OMRI | IPREM, UPPA, France | France | Environmental and Sustainable Materials | Rare Earth Elements recovery from mining waste | Best Researcher Award | environmentalscientists.org |
| Ms | ANNE | OMWOYO | University of Nairobi | Kenya | Environmental Science | Land resources management | Best Researcher Award | environmentalscientists.org |
| Dr | Zigmunds | Orlovskis | Latvian Biomedical research and Study Centre | Latvia | Agricultural and Biological Sciences | Plant-mycorrhiza interactions | Best Researcher Award | environmentalscientists.org |
| Dr | Abdulrazak | Otaru | King Faisal University | Saudi Arabia | Engineering | Modelling and Simulation | Best Researcher Award | environmentalscientists.org |
| Dr | Jaroslav | Otta | University of Chemistry and Technology, Prague | Czech Republic | Nanotechnology | Gas sensor technologies | Best Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Mohammad | Oves | King Abdulaziz University | Saudi Arabia | Environmental and Sustainable Materials | Microbe interaction with materials | Outstanding Scientist Award | environmentalscientists.org |
| Prof | Mutlu | Özcan | Center for Dental Medicine | Switzerland | Dentistry | Dental Materials | Best Researcher Award | environmentalscientists.org |
| Prof. Dr | Salih | Özer | Alparslan university | Turkey | Computer Science and Artificial Intelligence | Mechanical engineering | Research Excellence Distinction Award | environmentalscientists.org |
| Assoc. Prof. Dr | Sevim Pelin | Öztürk | Izmir Democracy University | Turkey | Environmental Science | urban food system planning | Best Researcher Award | environmentalscientists.org |
| Dr | Luca | Pallotti | Università politecnica delle Marche | Italy | Agricultural and Biological Sciences | viticulture | Best Researcher Award | environmentalscientists.org |
| Dr | Krishna | Pandey | Libera Universita Bolzano, Italy | Nepal | Environmental Science | Ecology, Environment and Protection of Mountain Areas | Best Researcher Award | environmentalscientists.org |
| Prof | Jitendra | Pandey | Banaras Hindu University, Varanasi, India | India | Environmental Science | Ganga River Ecology, River Ecology, Climate Change | Distinguished Scientist Award | environmentalscientists.org |
| Dr | Usha | Pandey | Mahatma Gandhi Kashi Vidaypith, Varanasi | India | Environmental Science | Ganga River Ecology, Plant Sciences, Algae | Women Researcher Award | environmentalscientists.org |
| Dr | Gaurav | Pandey | Forest Research Institute | India | Environmental and Sustainable Materials | Green Nanotechnology | Excellence in Scientific Innovation Award | environmentalscientists.org |
| Dr | Bruna | Paolinelli | cE3c - Centre for Ecology, Evolution and Environmental Changes - eChanges group Ciências ULisboa - Faculdade de Ciências da Universidade de Lisboa | Portugal | Ecology and Conservation | Ecological restoration | Best Researcher Award | environmentalscientists.org |
| Dr | SOFIA | PAPADAKI | DIGNITY IKE | Greece | Chemical Engineering | Sustainable processing | Women Researcher Award | environmentalscientists.org |
| Mr | Antonios | Papadopoulos | Department of Food Science and Technology, School of Geosciences, International Hellenic University, 57400 Thessaloniki, Greece | Greece | Agricultural and Biological Sciences | Impact of ISO 22000 Implementation on Organizational and Financial Performance: Evidence from Certified and Non-Certified Food Businesses † | Research Excellence Award | environmentalscientists.org |
| Ms | Eleni | Papadopoulou | Democritus University of Thrace | Greece | Environmental Science | hydroponics-based learning and prudent use of water | Best Researcher Award | environmentalscientists.org |
| Assist. Prof. Dr | Tarryn | Paquet | Qatar University | Qatar | Social Sciences | Town and regional planning | Best Researcher Award | environmentalscientists.org |