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 leader in providing preclinical and clinical laboratory services. Charles River offers early-stage discovery, safety assessment, and clinical support services to pharmaceutical and biotech companies worldwide.

Formerly Covance, Labcorp Drug Development provides comprehensive drug development services from early discovery through post-approval. One of the world's largest CROs with extensive nonclinical and clinical capabilities.

A leading global contract research organization acquired by Thermo Fisher Scientific. PPD provides comprehensive clinical development services including laboratory, data management, and regulatory services.

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

Integrated biopharmaceutical solutions company combining clinical development and commercial capabilities. Syneos offers end-to-end solutions from Phase I through product launch and beyond.

Biologics CDMO providing GMP manufacturing of viral vaccines, recombinant proteins, and gene therapy vectors from BSL-2/3 facilities, with particular expertise in infectious disease and oncology.

Global CDMO with 30+ years delivering development and manufacturing for biologics, cell therapies, viral vectors, and mRNA across US, European, and Asian facilities.

Contract research and manufacturing organization offering drug discovery, API synthesis, analytical development, and formulation services to global pharma and biotech.

Preclinical ADME and pharmacokinetics CRO in Pennsylvania providing in vitro and in vivo absorption, distribution, metabolism, and excretion studies as part of Pharmaron's global network.

Preclinical ADME and pharmacokinetic service provider now part of Pharmaron. Specializes in in vitro and in vivo DMPK, drug transporter studies, and metabolite identification.

Exton, Pennsylvania-based preclinical CRO providing in vivo PK/PD studies, ADME services, and GLP bioanalytical testing for small-molecule and biologic drug candidates.

San Diego-based preclinical CRO providing in vitro ADME screening, permeability assays, and metabolic stability studies for drug discovery programmes.

Specialty bioanalytical and analytical CRO providing method development, validation, and sample analysis services for pharmaceutical and biotech companies pursuing FDA submissions.

Clinical development and strategic resourcing organization providing full CRO services and functional service provider models to biopharma companies since 1994.

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

Contract analytical laboratory providing USP dissolution testing, method development, and stability studies for solid oral dosage form characterization under FDA guidelines.

US-based CRO providing full-service Phase I-IV clinical trial support for small and mid-size pharma and biotech with expertise in CNS, oncology, and infectious disease.

San Diego-based CDMO providing small and large molecule API manufacturing, oligonucleotide synthesis, and ADC conjugation services from pre-clinical through commercial scale.

CDMO providing custom API development and manufacturing, solid dose and sterile formulation, analytical testing, and clinical and commercial supply from multiple US facilities.

Specialist bioanalytical CRO combining LC-MS/MS, mass spectrometry imaging, and spatial biology platforms to support regulated discovery and clinical sample analysis.

US-based contract pharmaceutical company providing tableting, encapsulation, powder blending, packaging, and clinical supply manufacturing services for oral solid dosage forms.

Gainesville, Florida-based dermatology and wound care CRO providing Phase I-IV clinical trials, photoprotection testing, and clinical pharmacology services for topical drug products.

Full-service CRO purpose-built for small and mid-size biotech, combining legacy of CATO Research, SMS Oncology, Pharm-Olam, and Nuventra into an integrated clinical development partner.

GLP-compliant preclinical CRO in Austin, Texas, offering 100+ validated xenograft efficacy models, IND-enabling toxicology, and RNAi therapeutic development services.

GLP-compliant bioanalytical CRO with 25+ years of LC-MS/MS and GC-MS/MS expertise supporting preclinical-to-clinical drug development from purpose-built facilities.

Full-service CRO integrating translational sciences, clinical pharmacology, bioanalysis, and regulatory strategy from preclinical through Phase IV development.

Full-service CRO based near FDA headquarters with 25+ years of regulatory and clinical trial expertise including adaptive designs, BE/BA studies, and pharmacovigilance.

Gene therapy and viral vector CDMO in Columbus, Ohio, with 20+ years of leadership and 500+ GMP drug substance batches produced for rare and ultra-rare disease programs.

Phase I-III oncology CRO providing clinical trial management with deep oncology expertise for small and mid-size pharma and biotech sponsors.

Specialty preclinical CRO offering bioanalytical chemistry, in vitro ADME screening, physicochemical profiling, and metabolite identification for drug discovery programs.

Clinical pharmacology and bioanalytical CRO providing Phase I studies, bioequivalence, and PK/PD studies from a purpose-built 150-bed clinical pharmacology unit in Dilworth, Minnesota.

Virginia-based safety pharmacology CRO providing cardiovascular telemetry, respiratory, and CNS safety studies in rodent and non-rodent species.

Independent nonprofit applied science and technology organization providing preclinical research, inhalation toxicology, bioanalytical services, and pharmaceutical development support.

World's largest nonprofit R&D organization offering GLP-compliant preclinical safety, toxicology, inhalation studies, and bioanalytical services including BSL-3 biocontainment capabilities.

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

Global CRO/CDMO providing integrated drug discovery and development services including medicinal chemistry, ADME/PK, pharmacology, and process chemistry from US and China operations.

Miami-based full-service CRO specialising in complex and rare disease clinical trials with deep regulatory expertise for accelerated and breakthrough therapy designations.

Clinical research organization providing Phase I-III clinical trial management, monitoring, and regulatory services with a focus on small-to-mid-size biotech and specialty pharma sponsors.

Preclinical CRO specialising in immunotoxicology and immune safety assessment, offering in vivo and in vitro studies for pharma, biotech, and government clients.

Regulatory affairs and clinical development consultancy providing full-service FDA/EMA submission support, pharmacovigilance, and clinical trial management for small pharma and biotech.

Full-service mid-size CRO specialising in rare diseases, transplantation, nephrology, and immunology across Phase I-IV trials.

Preclinical CRO in Pennsylvania providing GLP and non-GLP toxicology, safety pharmacology, and pathology services with a focus on small and large molecule therapeutics.

Leading CDMO providing API development and manufacturing services including custom synthesis, generic APIs, and advanced intermediates from facilities across the US and Europe.

Full-service, technology-enabled oncology-focused CRO serving biotechnology and pharmaceutical companies across all clinical phases from Wilmington, Delaware.

US-based site management organisation providing clinical trial site identification, feasibility, start-up, and monitoring services for pharma and biotech sponsors.

Specialized early clinical research CRO providing Phase I clinical pharmacology, bioanalytical, and ADME services from dedicated clinical units.

Celerion's clinical pharmacology facility in Lincoln, Nebraska, providing early-phase clinical trials, BA/BE studies, and cardiac safety testing with a 200+ bed Phase I unit.

Biosimulation and regulatory science company providing model-informed drug development, regulatory science consulting, and software solutions for the pharmaceutical industry.

AI-enabled precision oncology CRO using patient-derived xenograft models and ex vivo pharmacology to generate predictive therapeutic response data for drug developers.

Precision oncology CRO using patient-derived orthotopic xenograft models and predictive AI to guide drug selection and oncology development decisions.

Specialty CRO focused on translational oncology services. Champions provides patient-derived xenograft (PDX) tumor models, ex vivo tumor platforms, and oncology pharmacology studies.

Preclinical oncology CRO using patient-derived tumor models and TumorGraft technology for in vivo efficacy studies, providing translational research services for oncology drug development.

Global clinical trial technology and endpoint services company providing cardiac safety (ECG), respiratory, imaging, patient-reported outcomes, and clinical event adjudication for pharma and biotech sponsors.

Global full-service CRO founded in 1995 with strong Asia-Pacific and European presence, expanded via acquisition of CROMSOURCE for deeper European clinical operations.

Clinical technology company providing eCOA, eConsent, and clinical data capture solutions integrated with CRO-like trial management capabilities for decentralized and hybrid clinical trials.

New York-based Phase I CRO operating an 80-bed clinical pharmacology unit for first-in-human, CNS, cardiac safety, and abuse liability studies.

The only global full-service CRO focused exclusively on CNS drug development, with involvement in 22 FDA-approved CNS therapies across 13 indications.

Technology-enabled mid-size clinical CRO offering Phase I-IV development services with particular strength in oncology, rare disease, and CNS therapeutic areas.

Mid-size US CRO providing full-service Phase I-IV clinical trial management with expertise in oncology, rare disease, and CNS across 50+ countries.

Pennsylvania-based dermatology and aesthetics specialty CRO providing Phase I-IV clinical trial management and site services for topical, injectable, and device-based products.

New Jersey-based mid-size CRO and FSP provider offering clinical operations, data management, and regulatory services across 40+ countries.

Specialty CRO focused exclusively on CNS clinical trials, neurocognitive endpoint assessments, and central rater training for Phase I-III neuropsychiatric studies.

GLP-compliant preclinical CRO specializing in toxicology, pathology, and ADME studies for pharmaceutical, biotech, and agrochemical clients with full necropsy and histopathology capabilities.

Full-service clinical CRO providing Phase I-IV development support with emphasis on bioanalytical services, clinical pharmacology, and PK/PD modeling from their Salt Lake City operations.

US-based clinical-stage CRO arm specialising in endocrinology and cortisol-modulation therapeutics with expertise in Phase I-III metabolic and CNS clinical trials.

Labcorp's contract development and manufacturing arm providing formulation development, analytical services, stability testing, and clinical trial manufacturing for small molecules and biologics.

Labcorp's early development and Phase 1 clinical unit operating dedicated clinical pharmacology facilities. Provides first-in-human, bioavailability/bioequivalence, and thorough QT studies.

Leading analytical and testing laboratory providing stability testing, extractables and leachables, raw material testing, and method development for pharmaceutical and food industries.

Specialty genomics laboratory providing biomarker services, companion diagnostics, and genomic profiling for clinical trials. Part of LabCorp Drug Development.

LabCorp Drug Development preclinical and toxicology centre in Madison, Wisconsin, providing GLP-compliant general and genetic toxicology, safety pharmacology, and reproductive toxicology studies.

US-based CRO specializing in rare disease and pediatric clinical trials, providing end-to-end trial management with deep expertise in orphan drug development and regulatory strategy.

Translational oncology and metabolic disease CRO providing tumor models (PDX, syngeneic, humanized), oncology pharmacology, and biomarker services for drug discovery.

CDMO offering integrated drug discovery, development, and manufacturing services including API production, drug product manufacturing, and analytical services from facilities in the US, Europe, and India.

Biostatistics-focused CRO and software company pioneering adaptive trial design, group sequential methods, and clinical trial simulation for pharma and biotech.

San Diego-based CRO specialising in dermatology clinical trials with proprietary non-invasive skin sampling technology for melanoma and inflammatory skin disease studies.

US CDMO providing drug substance manufacturing, fill-finish, and device assembly services for biologics, vaccines, and cell/gene therapy products.

Contract research organization specializing in clinical research support for US government agencies including NIH, providing data management, biostatistics, and clinical operations for federally funded trials.

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

Research models and services provider offering genetically defined laboratory animals, contract research services, and scientific consulting for preclinical drug development.

CDMO division of Eurofins providing process development, analytical development, and GMP manufacturing for biopharmaceutical products including monoclonal antibodies and recombinant proteins.

Specialty reference laboratory providing clinical trial testing services including infectious disease biomarker analysis, transplant diagnostics, and immunogenicity testing for clinical studies.

Global real-world evidence and outcomes research firm providing observational studies, health economics, market access, and regulatory evidence generation for pharma and biotech.

Specialty CRO providing GLP-compliant anatomic pathology, histotechnology, and immunohistochemistry services for pharma, biotech, and government preclinical research programs.

Specialist preclinical ophthalmology CRO with AAALAC-accredited labs in Oklahoma City and Ann Arbor, providing pharmacology, PK/tox, bioanalysis, and formulation services for ocular drug development.

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

Texas-based Phase I clinical research unit specialising in early-phase, first-in-human, and healthy volunteer studies with integrated bioanalytical capabilities.

Contract research organization spun off from Labcorp in 2023. Provides Phase 1–4 clinical development services, patient access solutions, and regulatory consulting globally.

Clinical trial arm of Frontage Laboratories providing Phase I-III services with integrated bioanalytical capabilities, bridging bioanalytical strength with full clinical execution.

CRO providing integrated drug discovery and development services including ADME/PK, bioanalytical, CMC, and clinical services with operations in the US and China.

Life science regulatory and clinical development consultancy specialising in regulatory strategy, quality management, and organisational support for biotech and pharma.

Analytical services CRO specializing in subvisible particle characterization, aggregation analysis, and container closure integrity testing for biologics and pharmaceutical products.

Phase I clinical research unit in New Jersey providing first-in-human, food effect, bioequivalence, and early-phase pharmacokinetic studies for pharmaceutical sponsors.

Kentucky-based preclinical CRO specialising in oncology efficacy studies using proprietary humanised rodent models and patient-derived xenografts for immuno-oncology drug development.

ICON's dedicated bioanalytical division providing GLP-compliant small and large molecule bioanalysis, immunogenicity testing, and biomarker analysis from state-of-the-art laboratories.

Specialised bioanalytical laboratory in New York providing large-molecule bioanalysis, immunogenicity testing, and ligand-binding assay development for biologics programmes.

ICON's dedicated early development division operating clinical pharmacology units in the US and Europe, conducting first-in-human, PK/PD, food effect, and drug interaction studies.

Independent not-for-profit preclinical CRO offering full IND-enabling GLP toxicology programs, inhalation toxicology, and immunogenicity testing from the Illinois Institute of Technology campus.

Global clinical research and health data analytics company formed from the merger of IMS Health and Quintiles. Offers end-to-end clinical development, real-world evidence, and technology solutions.

Retina-specialty CRO with offices across Latin America, Asia, and Australia supporting clinical trials in 18+ countries for ophthalmic and rare disease indications.

Contract research organization providing drug discovery and development services including preclinical safety assessment, bioanalytical services, and research animal models.

Inotiv's preclinical facility in Boulder, Colorado, providing GLP toxicology, safety pharmacology, and DMPK studies with capabilities in cardiovascular, respiratory, and CNS safety assessment.

North Carolina-based genetic toxicology CRO providing GLP-compliant Ames, micronucleus, chromosomal aberration, and comet assays for regulatory submissions.

Clinical operations arm of the former inVentiv Health (now Syneos Health) providing Phase I-IV trial management with particular expertise in dermatology and CNS therapeutic areas.

US biologics CDMO providing cell line development, process development, cGMP manufacturing, and analytical services for monoclonal antibodies, recombinant proteins, and gene therapy products.

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

US-Korea bridge CRO providing early-phase clinical and regulatory services tailored for Korean life science companies entering the US FDA pathway.

Cincinnati-based full-service CRO providing Phase I-IV clinical trial management, clinical pharmacology, and regulatory consulting services for pharmaceutical and biotech sponsors worldwide.

Pennsylvania-based bioanalytical CRO providing GLP-compliant LC-MS/MS and ligand-binding assay services for PK, immunogenicity, and biomarker analysis.

Phase I-III CRO and integrated research site network specialising in CNS, pain, obesity, and metabolic disease with wholly-owned clinical units in California.

Not-for-profit preclinical CRO with ABSL-3 capabilities and expertise in inhalation toxicology, pulmonary delivery, and infectious disease models from 100+ acre campus.

Large preclinical CRO in Michigan acquired by Charles River Laboratories, providing GLP toxicology, safety pharmacology, and ADME studies in purpose-built facilities spanning over 800,000 sq ft.

Specialist topical and transdermal formulation development CRO and CDMO offering dermal PK, in vitro permeation, bioequivalence, and formulation development services.

Oncology CRO founded by oncology thought-leaders specializing in Phase I and II immuno-oncology trials in North America and Europe.

Scientifically-driven, global, full-service clinical CRO providing Phase I-IV clinical development services. Medpace is known for its therapeutic expertise and operational efficiency.

North Carolina-based CDMO specialising in oral solid dosage formulation development, analytical services, and cGMP clinical supply manufacturing for Phase I-III.

Quality control reference material provider and testing laboratory serving pharmaceutical, medical device, and clinical diagnostics industries with microbiology standards.

Boulder-based biologic discovery CRO integrating antibody discovery, protein engineering, function-first screening, and early developability assessment for complex biotherapeutics.

Leading medical device CRO providing biocompatibility testing, sterilization validation, regulatory consulting, and clinical services for medical device and combination product development.

US-India hybrid CRO providing clinical trial management, regulatory affairs, pharmacovigilance, and medical writing with cost-effective offshore delivery from India.

Premier provider of sterilization validation, microbiology, and biocompatibility testing services for medical devices. Part of Sotera Health, serving the global healthcare industry.

Full-continuum preclinical CRO providing integrated in vitro and in vivo services including efficacy, toxicity, biodistribution, and product release studies in small and large animals.

Founder-led bioanalytical CRO providing GLP-compliant LC-MS, ELISA, and qPCR services for PK, immunogenicity, and biomarker assays for pharma and biotech.

Drug discovery services company providing in vitro pharmacology screening, ADME profiling, and custom assay development for pharmaceutical and biotech companies.

Preclinical CRO specializing in in vitro pharmacology, receptor binding, enzyme inhibition assays, and ADME screening for drug discovery programs.

Hanover, Maryland-based drug screening CRO offering high-throughput receptor binding, enzyme inhibition, and functional cell-based assays for hit-to-lead optimisation programmes.

Mid-size CRO acquired by IQVIA providing boutique-level clinical development services with deep therapeutic expertise in oncology, CNS, and rare disease for small-to-mid-size biotech sponsors.

US arm of Australian CRO Nucleus Network, operating early phase clinical trials from their Minneapolis facility. Provides Phase 1 studies with access to diverse patient populations.

Clinical pharmacology consulting firm specializing in PK/PD modeling, dose optimization, biosimilar development strategy, and regulatory science for pharmaceutical and biotech companies.

Specialized CDMO focused exclusively on sustained-release long-acting injectable formulation development, aseptic fill-finish, and lyophilization.

Regulatory consulting firm providing IND/NDA/BLA submission strategy, CMC consulting, and FDA interaction management for biotech and pharmaceutical sponsors.

World's leading ophthalmology-specialized CRO providing full-service clinical development from Phase I through Phase IV exclusively for ophthalmic therapeutics, devices, and surgical products.

Global CRO acquired by ICON in 2021. Provides full-service clinical development, data management, and strategic consulting across all major therapeutic areas.

Cambridge-based specialty CRO focused on biostatistics, statistical programming, clinical data management, and regulatory submission support for pharma and biotech.

US-based contract analytical laboratory providing GMP/GLP method development, validation, stability testing, and extractables/leachables studies for pharmaceutical and biotech sponsors.

Bioanalytical CRO providing GLP-compliant LC-MS/MS and ligand binding assay services for pharmacokinetic, bioequivalence, and immunogenicity sample analysis to support clinical trials.

California-based bioanalytical CRO providing LC-MS/MS method development, validation, and sample analysis for PK/PD studies supporting IND and NDA submissions.

Bioanalytical and testing laboratory in the San Francisco Bay Area providing biocompatibility testing, extractables and leachables, sterility, and analytical chemistry services for pharma and medical devices.

San Francisco Bay Area testing laboratory providing biocompatibility, extractables/leachables, sterility, and microbiology testing for medical devices and pharmaceutical products.

Specialty preclinical CRO focused on Asia-Pacific markets, providing preclinical safety assessment, pharmacology, and bioanalytical services for small molecule and biologic programs.

California-based cGMP testing laboratory providing raw material testing, stability studies, extractables/leachables, and method development for pharmaceutical and biotech clients.

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

Major global CDMO providing end-to-end pharmaceutical development and manufacturing services including drug substance, drug product, and commercial manufacturing under the Thermo Fisher Scientific umbrella.

Regulatory affairs and medical writing CRO providing IND/NDA/BLA preparation, regulatory strategy, and clinical documentation support for pharmaceutical and biotech companies.

Clinical data management and biometrics CRO specializing in biostatistics, statistical programming, and data management for small to mid-size pharmaceutical and biotech companies.

Mid-size full-service global CRO offering Phase I-IV clinical trial management with strong coverage across emerging markets in Africa, Latin America, and Eastern Europe.

Missouri-based CDMO providing oral solid dosage development and manufacturing including tablets, capsules, sachets, and effervescent forms from R&D through commercial scale.

Preclinical CRO providing GLP-compliant safety assessment services including general toxicology, developmental and reproductive toxicology, and carcinogenicity studies.

Clinical research site in Phoenix conducting Phase I-IV clinical trials with particular strength in CNS, pain, and metabolic disease studies with rapid enrollment capabilities.

Specialty preclinical CRO focused on non-GLP ophthalmic and oncology efficacy studies, providing in vivo animal model services for ocular disease and solid tumor drug development.

Durham-based CDMO using proprietary ARCUS genome editing technology to develop and manufacture next-generation allogeneic cell and gene therapy programs.

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

Full-service global CRO providing clinical development services across all phases with deep expertise in CNS, rare disease, and cardiovascular therapeutic areas and strong site networks.

Multi-site clinical research organization conducting Phase I-IV trials with a network of dedicated research sites across the upper Midwest specializing in diverse therapeutic areas.

Global regulatory consulting, pharmacovigilance, and clinical research organization providing single-source regulatory strategy, compliance, and medical information services.

Specialty CRO focused on cardiometabolic clinical trials. Operates Phase 1–2 studies for obesity, diabetes, NASH/MASH, and cardiovascular endpoints with proprietary biomarker platforms.

California-based clinical CRO providing Phase I-III trial management, monitoring, and project oversight for emerging biotech and small pharma sponsors.

Preclinical CRO specializing in CNS drug discovery using proprietary AI-powered behavioral phenotyping platforms for neurological and psychiatric disorders.

Global CRO providing bioanalytical, clinical pharmacology, and Phase I-IV clinical trial services. QPS operates CLIA-certified bioanalytical laboratories supporting regulated studies.

Specialty CRO providing GLP toxicology testing, biocompatibility evaluation, and analytical chemistry services for medical devices, combination products, and pharmaceutical excipients.

Translational pharmaceutics CRO/CDMO uniquely combining formulation development and clinical pharmacology under one roof, accelerating drug development timelines by running formulation and clinical testing simultaneously.

MedTech CRO formed by the 2020 merger of Regulatory and Quality Solutions and Maetrics, delivering 40+ years of medical device regulatory, clinical, laboratory, and reimbursement expertise.

Specialty CRO providing biochemical and cell-based assay services for drug discovery. Known for kinase profiling, epigenetic screening, and custom assay development.

Oklahoma-based early-phase clinical research site specialising in Phase I healthy volunteer studies, PK/PD trials, and bioequivalence studies.

US-based biomanufacturing CDMO founded in 2020 delivering end-to-end development and manufacturing for biologics, mRNA, and cell and gene therapy across a domestic facility network.

Specialist bioanalytical, biomarker, and analytical sciences CRO with 500+ experts providing FDA/EMA-inspection-ready regulated bioanalysis across the US, UK, and Australia.

Full-service CRO founded on biostatistics and data science excellence, supporting Phase I-IV trials across rare disease, immunology, and ophthalmology from Research Triangle Park.

Full-service contract research and consulting organization providing clinical trial management, biostatistics, data management, and regulatory services with particular expertise in rare disease and pediatrics.

Full-service CRO providing clinical research, biostatistics, data management, and regulatory services with particular expertise in ophthalmology, CNS, and rare disease.

Contract research organization providing discovery, preclinical, and development chemistry services including API synthesis, safety pharmacology, and medicinal chemistry.

Global CDMO with integrated small molecule, biologics, and gene therapy manufacturing including proprietary viral vector platforms across the US, Europe, and Asia.

US subsidiary of Shin Nippon Biomedical Laboratories specializing in GLP preclinical safety assessment including general toxicology, reproductive toxicology, and inhalation studies with NHP and rodent capabilities.

Decentralized CRO enabling fully virtual and hybrid clinical trials through a proprietary Metasite platform, reducing site burden and improving patient access.

Global clinical supply packaging and distribution company providing clinical trial materials management, packaging, labeling, and worldwide distribution from facilities in the US and Europe.

Indiana-based aseptic fill-finish CDMO specialising in small-batch sterile injectable manufacturing for cell therapies, gene therapies, and biologics.

Nonprofit research organization providing drug discovery, preclinical development, and analytical services with deep expertise in oncology and infectious disease including BSL-3 capabilities.

US-based early phase CRO specializing in cardiac safety (thorough QT/QTc) studies, abuse deterrent formulation, and human abuse liability studies. Operates a 120-bed clinical facility.

Independent GLP preclinical CRO and testing laboratory in Sugar Land, Texas, covering mammalian toxicology, aquatic, environmental, and animal health studies since 1975.

Specialty CRO with 20+ years of dermatology, aesthetics, gastroenterology, and inflammation clinical trial expertise across the US, Europe, and Australia.

Integrated biopharmaceutical solutions company combining clinical development and commercial capabilities to accelerate customer success from Phase I through product launch.

Consulting arm of Syneos Health providing commercial and regulatory advisory, launch planning, and market access strategy for pharmaceutical and biotech clients.

California-based mid-size CRO providing full-service Phase I-III clinical trial management with deep expertise in oncology, rare disease, and CNS for emerging biotech.

Mid-size CRO specializing in clinical development for small and emerging biotech companies. Now part of Allucent, offering Phase 1–3 trial management and regulatory consulting.

New Jersey-based dermatology and personal care CRO conducting clinical trials, product testing, and consumer perception studies for pharmaceutical, cosmetic, and OTC skincare products.

Full-service oncology-focused CRO with 40+ years managing early-phase oncology studies for the National Cancer Institute and biopharma sponsors.

Fully integrated dermatology-dedicated CRO providing nonclinical through Phase III development services exclusively for skin disease products since 1997.

Mission-driven global CRO (formerly FHI Clinical) with 50+ years of heritage managing complex clinical research in resource-limited settings across Africa, Asia, Latin America, and North America.

Oncology-focused CRO founded on the Mayo Clinic campus offering preclinical-to-clinical oncology development with PDX models, flow cytometry, and Phase I/II trial management.

World's leading site management organization with 90+ integrated research sites and 220+ investigators across the US, specializing in general medicine, vaccines, and infectious disease trials.

Integrated clinical research site organization operating 20+ dedicated research sites across the US, providing high-quality Phase I-IV clinical trial execution with rapid patient enrollment.

Clinical-stage diagnostics and genomic testing company providing companion diagnostic development and biomarker-driven clinical trial services.

Innovation CRO purpose-built for medical device and IVD development, delivering integrated regulatory, clinical, and laboratory services across cardiovascular, neurological, and ophthalmic indications.

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

Tech-enabled next-generation CRO offering faster and lower-cost clinical trials powered by proprietary software, targeting biotech sponsors in dermatology, oncology, and ophthalmology.

Maryland-based cell therapy development company providing iPSC-derived cell therapy manufacturing, process development, and analytical services for clinical-stage gene and cell therapy programs.

Leading provider of clinical trial solutions including IRB/ethics review, site performance optimization, data analytics, and clinical trial management services for the pharmaceutical industry.

Mid-size global CRO providing Phase I-IV clinical development services with expertise in CNS, cardiovascular, and metabolic disease therapeutic areas.

Mid-size full-service global CRO offering integrated bioanalytical lab services alongside Phase I-IV clinical trial management with a focus on CNS, cardiovascular, and rare disease.

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.

New Jersey-based bioanalytical and ADME/DMPK CRO founded in 1987, providing clinical and nonclinical metabolism and pharmacokinetics services to pharma, biotech, and agrochemical industries.

Specialty ADME/PK CRO providing in vitro and in vivo drug metabolism and pharmacokinetic studies. Known for comprehensive ADME characterization using human and animal tissues.

Kansas City-based in vitro ADME and drug metabolism CRO providing hepatocyte-based assays, enzyme induction/inhibition studies, and metabolite identification services.