Cell Gene Therapy CROs in United States

Global leader in drug delivery technologies and development solutions. Catalent provides formulation, development, and manufacturing services for pharmaceuticals, biologics, and consumer health products.

Global biopharmaceutical services company providing clinical research, regulatory consulting, and market access services. Parexel has supported the development of many blockbuster drugs.

Leading IRB, IACUC, and consulting services provider for clinical and preclinical research, plus site management and performance optimization services.

Leading large molecule bioanalytical CRO specializing in ligand-binding assays, immunogenicity testing, flow cytometry, and biomarker analysis for biologics drug development.

Global tech-enabled full-service CRO with strength in government-sponsored trials, infectious disease, vaccines, ophthalmology, and rare disease clinical development.

Top-tier biologics CDMO offering cell culture, microbial fermentation, and cell and gene therapy manufacturing across US sites supporting 128+ regulatory approvals.

Leading bioanalytical CRO with 45+ years of experience supporting 315+ approved drugs, offering LC-MS, ELISA, flow cytometry, and immunogenicity assays.

Gene therapy-focused CDMO providing viral vector manufacturing for adeno-associated virus (AAV) gene therapies, acquired by Catalent to expand biologics capabilities.

Specialty CRO focused on oncology and rare disease with 2,000+ professionals, known for biomarker-driven trial design, companion diagnostics, and translational research services.

Specialized biometrics and regulatory CRO providing biostatistics, data management, medical writing, and regulatory strategy for pharmaceutical and biotech companies seeking FDA and EMA approvals.

WuXi AppTec's cell and gene therapy division providing GMP viral vector manufacturing, cell therapy manufacturing, and plasmid DNA production from US and China facilities.