---
title: LC-MS Bioanalysis (Small Molecule) CROs in United States
path: /services/lc-ms-bioanalysis/us
companies_count: 17
---

# LC-MS Bioanalysis (Small Molecule) CROs in United States

17 published CROs match LC-MS Bioanalysis (Small Molecule) in United States.

Locations in this set include United States, China, United Kingdom, Australia, India, and Germany.

Capabilities that show up most often in this set: Small Molecule, Biologics (Monoclonal Antibodies), Biologics (Other), Oligonucleotide, and Antibody-Drug Conjugate (ADC).

## Matching companies

- [ACM Global Laboratories](/companies/acmgloballab)
  - Global clinical trial central lab and bioanalytical services provider with 40+ years of experience supporting drug development across 65+ countries.
- [AXOlabs](/companies/axolabs)
  - Integrated CRO and CDMO specializing in nucleic acid therapeutics (ASOs, siRNA, sgRNA, aptamers) from lead identification through GMP manufacturing, with dual-site facilities in Petaluma, USA and Berlin, Germany.
- [Aliri Bioanalysis](/companies/aliribio)
  - Bioanalytical CRO specializing in PK/PD, biomarker, and spatial imaging services across discovery through Phase 3 clinical trials, with 20+ years of regulatory expertise.
- [Alturas Analytics](/companies/alturasanalytics)
  - GLP-compliant bioanalytical CRO specializing in LC-MS/MS solutions for preclinical and clinical research, IND submissions, and new drug applications.
- [Amador Bioscience](/companies/amadorbioscience)
  - Amador Bioscience provides bioanalysis and biomarker services, including LCMS, immunoassays, flow cytometry, and immunogenicity testing, alongside clinical pharmacology modeling and regulatory affairs support. Its labs are GLP compliant, and its teams work across the US, China, and Europe.
- [Aragen Life Sciences](/companies/aragen)
  - Global CRDMO partner offering integrated discovery-to-commercialization services across small molecules and biologics, with 4000+ scientists and R&D/manufacturing campuses in Asia, North America, and Europe.
- [BioAgilytix](/companies/bioagilytix)
  - Bioanalytical CRO specializing in pharmacokinetics, immunogenicity, biomarkers, and CMC analytics with 30+ years of experience and 1,100+ employees conducting 5M+ tests annually.
- [Cassia, LLC](/companies/cassiallc)
  - Cassia, LLC is a San Diego-based CRO specializing in green chemo-enzymatic synthesis of stable-isotope labeled metabolites, proteins, and nucleic acids, plus LC-MS/MS RNA modification mapping services for discovery and therapeutic development.
- [Celerion](/companies/celerion)
  - Global CRO specializing in early-phase clinical research and bioanalytical sciences with 650+ beds across 30 countries and 50+ years of experience.
- [Certara](/companies/certara)
  - Certara transforms drug development with proprietary biosimulation software, predictive modeling, and AI-driven services spanning discovery through commercialization. Serving 2,400+ biopharmaceutical companies and regulatory agencies across 70 countries, Certara's model-informed drug development (MIDD) platform accelerates clinical and regulatory decision-making.
- [ChemPartner](/companies/chempartner)
  - Global preclinical CRO with 20+ years of experience supporting drug discovery through IND submission across small molecules and biologics, with 2,000+ scientists and facilities worldwide.
- [ICON plc](/companies/iconplc)
  - ICON is a global clinical research organization providing full-service drug development and clinical trial solutions across early phase through post-marketing, including clinical operations, bioanalytical labs, cardiac safety, medical imaging, and regulatory affairs.
- [KCAS Bio](/companies/kcasbio)
  - Leading bioanalytical CRO with 45+ years of experience, supporting 315+ approved drugs through bioanalysis, biomarker, immunogenicity, flow cytometry, and clinical kitting services across US, EU, and Australia facilities.
- [PPD](/companies/ppd)
  - PPD is a leading global contract research organization (CRO) and the clinical research business of Thermo Fisher Scientific.
- [Pharmaron](/companies/pharmaron)
  - Premier life science CRO and CDMO offering integrated R&D and manufacturing across drug discovery, preclinical, clinical development, and commercialization for small molecules, biologics, and cell & gene therapies. 25,000+ employees across China, US, and UK.
- [SoCal Biosciences, Inc.](/companies/socalbiosci)
  - San Diego-based bioanalytical CRO specializing in assay development and analysis for mRNA, oligonucleotides, and large molecules across discovery through clinical development phases.
- [Syngene International](/companies/syngeneintl)
  - Innovation-led CRDMO offering integrated scientific services from early discovery through commercial manufacturing, with cGMP-compliant facilities, 5,200+ scientists, and a new 50,000-liter single-use bioreactor capacity in the U.S.