| Dr | Kwang-Joo | Moon | National Institute of Environmental Research | South Korea | Environmental Science | Environmental Science, Air Quality, Greenhouse Gas Monitoring | Best Researcher Award | environmentalscientists.org |
| Dr | Lamia | Ali Siddig | UAE University | United Arab Emirates | Chemistry and Materials Science | Sensors and catalysis | Best Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Lamia | Krichen | ISSBAT | Tunisia | Biochemistry, Genetics and Molecular Biology | genetic diversity | Best Researcher Award | environmentalscientists.org |
| Prof. Dr | László | Molnár | HUN-REN BLKI | Hungary | Biology and Life Sciences | regeneration biology | | environmentalscientists.org |
| Dr | Lawrence | Devoe | Department of OBGYN, Medical College of Georgia at Augusta University | United States | Medicine and Health Sciences | Intrapartum Fetal Resuscitation | Best Researcher Award | environmentalscientists.org |
| Dr | Lenis | Sosa | Houston Methodist | United States | Nursing and Health Professions | Nursing Innovation | Best Researcher Award | environmentalscientists.org |
| Dr | Leonardo | Brugiatelli | Università Politecnica delle Marche | Italy | Medicine and Health Sciences | Cardiologia | Research Excellence Award | environmentalscientists.org |
| Ms | LEYLA | AKBULUT | Alanya Alaaddin Keykubat University | Turkey | Environmental and Sustainable Materials | Sustainable Waste-to-Energy Conversion and Circular Material Valorization | Excellence in Scientific Innovation Award | environmentalscientists.org |
| Mr | Li | ChengLong | North China University of Water Resources and Electric Power | China | Engineering | remote sensing | Young Scientist Award | environmentalscientists.org |
| Assoc. Prof. Dr | Li | Li | China Agricultural University | China | Humanities and Science Integration | Global Governance, Public Management | Best Researcher Award | environmentalscientists.org |
| Mr | Li | Mingxuan | Beijing Smart-Chip Microelectronics Technology Company Ltd. | China | Engineering | Power system fault diagnosis | Research Excellence Award | environmentalscientists.org |
| Mrs | Lia-Oxana | Usatiuc | "Iuliu Hațieganu" University of Medicine and Pharmacy Cluj-Napoca | Romania | Medicine and Health Sciences | Endocrinology | Research Excellence Award | environmentalscientists.org |
| Assist. Prof. Dr | Liang | XIAO | Zhaoqing University | China | Agricultural Science and Innovation | Low-carbon, Healthy, and High-value Agriculture | Research Excellence Award | environmentalscientists.org |
| Assoc. Prof. Dr | Liu | Jinxian | Shanxi University | China | Ecology and Conservation | Microbial ecology | Best Researcher Award | environmentalscientists.org |
| Prof | Loren | Babcock | The Ohio State University | United States | Earth and Planetary Sciences | Geology and Paleontology | Best Researcher Award | environmentalscientists.org |
| Dr | Lucia Camelia | Pirvu | National Institute of Chemical Pharmaceutical R&D, Bucharest, ROMANIA | Romania | Environmental Science | Ecological alternatives to synthetic pesticides | Best Researcher Award | environmentalscientists.org |
| Dr | Luciano | De Pau | Agris Sardegna | Italy | Agricultural and Biological Sciences | Biodiversity | Best Researcher Award | environmentalscientists.org |
| Prof. Dr | Luciano | Dib | Ubiversidade Paulista | Brazil | Dentistry | Maxilofacial surgery | Best Researcher Award | environmentalscientists.org |
| Dr | Luis | Hernández Álvarez | Consejo Superior de Investigaciones Científicas | Spain | Cybersecurity and Cryptography | Ciberseguridad y Criptografía | Best Research Article Award | environmentalscientists.org |
| Dr | Luis | Hernandez Encinas | Spanish National Research Council | Spain | Cybersecurity and Cryptography | Asymmetric Cryptography and Post-Quantum Cryptography | Best Researcher Award | environmentalscientists.org |