| Assoc. Prof. Dr | Ján | Kruželák | Slovak University of Technologyy | Slovakia | Chemistry and Materials Science | Polymer, 3D printing, biodegrability | Best Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Lamia | Krichen | ISSBAT | Tunisia | Biochemistry, Genetics and Molecular Biology | genetic diversity | Best Researcher Award | environmentalscientists.org |
| Ms | Stella | Kozmér | University of Exeter | United Kingdom | Medicine and Health Sciences | Health Service Research and Eating Disorders | Best Researcher Award | environmentalscientists.org |
| Dr | Krystyna | Koziol | Kazimierz Wielki University in Bydgoszcz | Poland | Environmental Science | environmental chemistry | Best Researcher Award | environmentalscientists.org |
| Prof | Athanasios | Koustelios | University of Thessaly / Department of Business Administration | Greece | Business, Management and Accounting | Human Resources | Research Excellence Award | environmentalscientists.org |
| Prof | Phoebe | Koundouri | Athens University of Economics and Business | Greece | Environmental and Sustainable Materials | Energy Systems Planning and Sustainable Development | Best Researcher Award | environmentalscientists.org |
| Mr | Dimitrios-Aristotelis | Koumpakis | Aristotle University of Thessaloniki | Greece | Engineering | Waste to Energy | Best Researcher Award | environmentalscientists.org |
| Ms | Evangelia | Koukianaki | Technical University of Crete | Greece | Environmental Science | Environmental Modeling | Best Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Amel | Kouaib | King Faisal university | Tunisia | Business, Management and Accounting | Accounting methods and sustainability engagement | Best Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Amel | kouaib | King faisaluniversity | Tunisia | Business, Management and Accounting | Financial Accounting | Research Excellence Distinction Award | environmentalscientists.org |
| Assoc. Prof. Dr | Boris | Kostov | University Angel Kanchev of Ruse, Bulgaria | Bulgaria | Engineering | Mechanical engineering / Improving energy efficiency of pump and fan systems | Best Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Marijana | Kosanić | Faculty of Science, University of Kragujevac | Serbia | Biotechnology | Bioactive properties of natural products | Women Researcher Award | environmentalscientists.org |
| Dr | Kurthan | Korutürk | Near East University | Cyprus | Others | Environmental Education | Best Researcher Award | environmentalscientists.org |
| Assist. Prof. Dr | Akihito | Konishi | The University of Osaka | Japan | Chemistry and Materials Science | Organic chemistry | Best Researcher Award | environmentalscientists.org |
| Dr | Viacheslav | Kondratiuk | Vinnitsa National Pirogov Memorial Medical Univercity | Ukraine | Health Professions | Microbiology, Antibiotic resistance, war | Best Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Gabriel | Koman | University of Zilina, Faculty of Management Sicence and Informatics | Slovakia | Business, Management and Accounting | Enterprise information systems | Best Researcher Award | environmentalscientists.org |
| Mr | Petar | Kolev | Institute of optical materials and technologies "Acad. Yordan Malinowski" - BAS | Bulgaria | Environmental Science | Optical sensors | Best Researcher Award | environmentalscientists.org |
| Assoc. Prof. Dr | Dimitrina | Koeva | Technical University of Gabrovo | Bulgaria | Renewable Energy Technologies | Energy and Sustainability | Best Researcher Award | environmentalscientists.org |
| Dr | Takahiro | Kodama | Kagawa university | Japan | Communication and Outreach | Optical remote sensor | Best Researcher Award | environmentalscientists.org |
| Dr | Anna | Kochanek | Akademia Nauk Stosowanych | Poland | Others | Systemy Informacji Geograficznej | Women Researcher Award | environmentalscientists.org |