?- Charles River Laboratories
- Fresenius Medical Care
- Illumina Inc.
- Laboratory Corporation of America Holdings (LabCorp)
- NeoGenomics Laboratories
- Quest Diagnostics Incorporated
- OPKO Health
- Myriad Genetics Inc.
- Eurofins Scientific
- Sonic Healthcare Limited
- Cerba HealthCare
- SYNLAB International GmbH
- A.P Moller Holding (Unilabs)
- Enzo Clinical Labs
- Genova Diagnostics
- H.U. Group Holdings Inc.