The global list of patient recruitment companies update May 2025.
| Company | Core Offering / Speciality | Typical Customers / Use-Cases | Headquarters / Primary Region |
|---|---|---|---|
| Acurian | Legacy mass-media + database-driven patient-recruitment with site-support and retention programs | Large, multi-centre Phase III trials needing high randomisation volumes | Horsham, PA (US) |
| Antidote | AI-powered search & matching platform; validated referrals via 300-plus nonprofit/advocacy partners | Sponsors/CROs wanting web-scale inbound patients and custom outreach plans | London (UK) & New York (US) |
| AutoCruitment | Utilises 1,500+ digital channels; three-day campaign setup for rapid patient flow | Sites & CROs facing tight timelines | New York, NY (US) |
| BBK Worldwide | 30-year full-service recruitment agency; creative, travel, retention, vast resource library | Global pharma & biotech sponsors | Boston, MA (US) |
| Biorasi | Agile full-service CRO, strong in rare disease & device studies | Emerging biotechs needing white-glove CRO support | Miami Beach, FL (US) |
| Clariness GmbH | ClinLife portal; multilingual digital ads & call-centre screening in 50+ countries | European & global trials requiring large international reach | Hamburg (DE) |
| Clara Health | Patient-centric recruitment & retention (now part of M&B Sciences); concierge focus | Sponsors seeking diverse, inclusive enrolment | San Francisco, CA (US) |
| ClinicalConnection | Public trial-listing portal and email-blast service; study-centre locator | Single-site investigators wanting affordable referral boosts | Boston, MA (US) |
| CSSi (Clinical Site Services Int’l) | Central media plus local-patient-organisation outreach; site enablement | Multi-site studies needing community reach | Baltimore, MD (US) |
| Curavit | Decentralised CRO; telehealth & eClinical tech for virtual/hybrid studies | Small-mid biotech looking for turnkey DCT execution | New York, NY (US) |
| Elligo Health Research | “Healthcare-first” network turning routine clinics into research sites (Elligo Direct) | Sponsors wanting real-world patient access without adding new investigators | Austin, TX (US) |
| IQVIA | World’s largest data-driven CRO; real-world data, analytics, global site network | Top-20 pharma & large biotechs | Durham, NC (US) / Global |
| Langland | Healthcare advertising agency blending branding with recruitment & retention campaigns | Sponsors needing creative, insight-driven enrolment solutions | London (UK) & New York (US) |
| Medable | End-to-end SaaS platform for decentralised trials (eConsent, eCOA, tele-visits) | Sponsors/CROs digitising existing protocols or going virtual-first | Palo Alto, CA (US) |
| MMG | Veteran global recruitment strategists; emphasises study-start strategy support | Large, complex international trials | Rockville, MD (US) |
| 1N | Recruitment Platform | modern digital solution | US |
| Praxis | Modular menu: creative, digital ads, community outreach; pick-and-choose services | Sponsors wanting tailored mix rather than full agency bundle | Rochester, NY (US) |
| PatientEvolution | Cloud platform for geo-targeting, pre-screening, tracking; “PatientVisibility” dashboards | Hospitals & device sponsors wanting end-to-end digital recruitment | Los Angeles, CA (US) |
| Science 37 | Metasite™ model enabling fully or partially decentralised trials; tech + operations | Sponsors shifting to hybrid or virtual designs | Research Triangle Park, NC (US) |
| Signant Health | eClinical suite—eCOA/ePRO, RTSM, eConsent, analytics—plus scientific consulting | Global trials demanding robust data capture & patient engagement | Blue Bell, PA (US) |
| SubjectWell | Pay-for-performance “patient marketplace”; sponsors pay only for randomised patients | Cost-conscious sponsors averse to upfront media spend | Austin, TX (US) |
| StudyKIK | Social-media-centric platform & app; educates and alerts pre-registered volunteers | Sites that rely heavily on Facebook/Instagram recruitment | Irvine, CA (US) |
| Trialbee AB | Data-driven Honey platform using real-world data + AI for precision targeting | EU/US studies seeking epidemiology-based recruitment | Malmö (SE) |
| Trialspark | Converts physicians’ offices into “site-within-practice”; supplies staff, tech, equipment | Sponsors aiming to shorten start-up & reduce site costs | New York, NY (US) |
| TrialWire | AI-powered Platform, pay-per-enrolled pricing; excels at rebooting stalled studies. No approval submission required. | Sponsors wanting speed & cost certainty. Starting in 24 hours. | APAC & US
|
| TrialX | Builds custom mobile apps and digital recruitment tools; strong in longitudinal data capture | Sponsors needing bespoke eTools or space-health projects | New York, NY (US) |
| Worldwide Clinical Trials | Mid-sized full-service CRO with embedded recruitment & site-activation teams | Biotech firms seeking bespoke CRO partnership | Morrisville, NC (US) |
| WCG (WIRB-Copernicus Group) | Industry-leading IRB/ethics + study start-up, feasibility, patient engagement | Sponsors wanting faster approvals and risk mitigation | Princeton, NJ (US) |