Site Management CROs in United States

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.

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.

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.

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

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.

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

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.

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.

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.

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.

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.

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

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.

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.

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

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.

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.

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.

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.

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 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.

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

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

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.

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

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.

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.

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

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.

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.

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.

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

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

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.