| Assist Prof. Dr. | Panagiotis | Georgianos | Aristotle University of Thessaloniki | Greece | Analysis | Nephrology | Best Researcher Award | View Profile |
| Dr | Palaniappan | Nagarajan | Cecri | India | Coatings | Material synthesis and characterization | Best Researcher Award | View Profile |
| Mr | Pablo | Leao | University Federal of Ceará | Brazil | Properties and Performance | Metals | Best Researcher Award | |
| Dr. | Pabitra | Mondal | Indian Institute of Technology Kharagpur | India | Other | Physical Chemistry (Colloids and gene Delivery) | Best Researcher Award | View Profile |
| Prof. Dr. | P MOHAN KUMAR | NAIDU | Presidency University | India | Properties and Performance | Energy Applications | Best Researcher Award | View Profile |
| Prof. | Ozlem | Oter | Dokuz Eylül University | Turkey | Analysis | optical chemical sensors | Best Researcher Award | View Profile |
| Prof. Dr. | Özgür | Demircan | Ondokuz Mayıs University | Turkey | Bonding | Bonding of composites | Best Researcher Award | View Profile |
| Dr. | Oumaima | JAMAL EDDINE | Faculty of Sciences Ben M'sick | Morocco | Reinforcement Materials | Fiberglass/Elaboration and characterization of phosphate glass fiber/Materials sciences | Best Researcher Award | |
| Assist Prof Dr | Osamah M. | Al-Kerttani | Mustansiriyah University | Iraq | | using of blue waste glass as an aggregate | Best Researcher Award | |
| Dr. | Orkhan | Gulahmadov | Baku State University | Azerbaijan | Properties and Performance | Self-powered sensor | Best Researcher Award | View Profile |
| Mr | Oorappan | G M | Banari Amman Institute of Technology | India | Other | Power Electronics and Drives | Best Researcher Award | |
| Prof. Dr. | önder | pekcan | kadir has university | Turkey | Polymer-Matrix composites | soft matter | Best Researcher Award | View Profile |
| Dr. | Omkulthom | Al kamaly | Princess Nourah University | Saudi Arabia | Analysis | Pharmaceutical analysis | Best Researcher Award | View Profile |
| Mr | OMENDER | SINGH | INDIAN INSTITUTE OF TECHNOLOGY | India | Design of Materials and Components | Honeycomb structures using 3D weaving technique | Best Researcher Award | View Profile |
| Mr | Oluwatumininu | Ayo-Ojo | University of KwaZulu-Natal | South Africa | Polymer-Matrix composites | Polymers | Best Researcher Award | View Profile |
| Dr | Oluwatoyin Joseph | Gbadeyan | University of KwaZulu-Natal | South Africa | | Composite, biocomposite, nanocomposite and nanotechnology | Best Researcher Award | |
| Dr | Oluwagbenga | Adesina | University of Pretoria | South Africa | | Materials Science | Best Researcher Award | |
| Assist Prof Dr | Olumide | Ayodele | University of Texas at San Antonio | United States | | Nanocomposite catalysis | Top Researcher Award | |
| Dr | Olumayowa | ORIYOMI | First Technical University, Ibadan | Nigeria | | Toxicology | Best Researcher Award | |
| Mr. | Olufisayo Emmanuel | Ojo | atmosfair Climate & Sustainability Limited | Nigeria | Environmental effects | Climate Protection and Sustainability | Best Researcher Award | View Profile |