| Name | Area/s of Expertise | Registration No. |
| Rene Juna R. Claveria, PhD | Geology, Mining | RLUC-2023-01 |
| Maria Rowena R. Romana-Eguia | Freshwater Ecology | RLUC-2023-02 |
| Dr. Patrick Alain T. Azanza | Social Impact Assessment | RLUC-2023-03 |
| Anita P. Aquino | Chemistry, Water Quality | RLUC-2023-04 |
| Romel U. Briones, PhD | Land Use, Hydrology, Hydrogeology/Hydrogeology | RLUC-2023-05 |
| Rosenda Bronce | Water Quality, Air Quality | RLUC-2023-06 |
| Norell Jay B. Osting | Land Use, Terrestrial Ecology, Freshwater Ecology, Social Impact Assessment | RLUC-2023-07 |
| Romeo A. Gomez, Jr. | Environmental Management, Environmental Impact Assessment, Landscape Ecology | RLUC-2023-08 |
| Andy Catulin | Terrestrial Ecology, Freshwater Ecology, Marine Ecology, Water Quality, Air Quality | RLUC-2023-09 |
| Cesar V. Ortinero | Water Quality, Air Quality | RLUC-2023-10 |
| Catherine Cawayan | Hydrology/Hydrogeology | RLUC-2023-11 |
| Robert A. Rodolfo | Forest Resources Management | RLUC-2023-12 |
| Cris Edward Monjardin | Hydrology/Hydrogeology, Water Quality | RLUC-2023-13 |
| Arlene L. Gonzales | Biodiversity conservation, ecosystem services, sustainable development | RLUC-2023-14 |
| Evangeline B. Mandia, Ph.D. | Terrestrial Ecology, Marine Ecology, Social Impact Assessment | RLUC-2023-15 |
| Rugi Vicente Rubi | Water Quality, Air Quality | RLUC-2023-16 |
| Gerald M. Salas | Biodiversity, Socio-ecological Assessments | RLUC-2023-17 |
| Raul G. Bradecina | Geology/Geomorphology, Terrestrial Ecology, Hydrology/Hydrogeology, Oceanography, Freshwater Ecology, Marine Ecology, Water Quality, Meteorology, Social Impact Assessment | RLUC-2023-18 |
| Melissa May M. Boado | Air Quality | RLUC-2023-19 |
| Christian O. Llait | Forestry | RLUC-2023-20 |
| Minda M. Mondiguing | Forestry | RLUC-2023-21 |
| Bertrand Aldous L. Santillan | Water Quality, Freshwater Ecology | RLUC-2023-22 |
| Elfritzson M. Peralta | Water Quality, Freshwater Ecology | RLUC-2023-23 |
| Niño Andree Louis Caguimbal | Terrestrial Ecology | RLUC-2023-24 |
| Anna Liza Rollon | Water Quality, Air Quality | RLUC-2023-25 |
| Darlene Gutierrez | Geography | RLUC-2023-26 |
| John Arvin R. Manaloto | Geology/Geotechnical Soils Engineering | RLUC-2023-27 |
| Desiree A. Vilar | Environmental Science, Cleaner Production | RLUC-2023-28 |
| Jacklyn C. Andrada | Water Quality, Land Use, EIA | RLUC-2023-29 |
| Gella Patria L. Abella | Environmental Science | RLUC-2023-30 |
| Floramante C. Pastor | Environmental Science | RLUC-2023-31 |
| Ronnel Pagurayan | Environmental Science, Conservation and Restoration Ecology | RLUC-2023-32 |
| Margaret Tajeda | Environmental Science | RLUC-2023-33 |
| Elmer Francis Morales | Environmental Science | RLUC-2023-34 |
| Resurrecion Bernadette Imbat | Environmental Science | RLUC-2023-35 |
