| Oxford Biomedica plc |
| Oxford Cancer Biomarkers |
| Oxford Healthtech Labs |
| Oxford Immunotec Ltd |
| Oxford Nanoimaging Ltd |
| Oxitone Medical |
| OXOS Medical |
| OyaGen, Inc. |
| Ozette |
| P2D Bioscience |
| PacBio |
| Pace Analytical Services, LLC |
| Pacific BioLabs |
| Pacific Clinical Research Medical Group, LLC |
| Pacific Edge Ltd |
| Pacific GeneTech Ltd |
| Pacific Immunology |
| Pacific Meinuoke |
| Pacific Science, LLC |
| PackGene Biotech, Inc. |
| PAI Life Sciences |
| Paige AI, Inc. |
| PainTEQ |
| Palatin Technologies |
| Palette Life Sciences, Inc. |
| Palisade Bio |
| Palmetto Clinical Trial Services, LLC |
| Pan Cancer T |
| Panacea Biotec Ltd |
| Panacell Biotech Co., Ltd |
| Pangaea Oncology |
| Pangea Biomed |
| Pangea Laboratory |
| Panome Bio |
| PanOptica |
| Panorama Laboratories |
| Panorama Medicine |
| Pantec Biosolutions AG |
| PapiVax Biotech, Inc. |
| Parable Health, Inc. |
| Paradigm4 |
| Paragon Genomics, Inc. |
| Parallel Biosystems, Inc. |
| Parallel Profile |
| Parasym Health |
| ParaTechs Corporation |
| Parexel International Corporation |
| Parimer Scientific |
| Parion Sciences, Inc. |
| Paris Biotech Santé |