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Markets Surge as August Opens: $400B Big Pharma Merger Speculation & AstraZeneca Deal Talks Grab Global Headlines โ—† Trumpโ€™s September Visit to Ireland: Agenda, Economic Policy Evaluation & U.S.โ€“Irish Trade Implications โ—† AI in Pharma H1 2026 Report: Mega-Deals, On-Premise Supercomputer Factories, and Clinical Translation Milestones โ—† Using LLMs Safely in Pharma: The Employee Guide to Risk Mitigation, Ethics, and GxP Compliance โ—† US Pharmaceutical Tariffs Update: Policy Realities, The Stockpile 'Unwind', and Irelandโ€™s Strategic Position โ—† US Biopharma Group Pfanstiehl Acquires Nestlรฉโ€™s Former Askeaton Infant Formula Site in Landmark Mid-West Industrial Transition โ—† ChatGPT Maker OpenAI Selects Dublin Docklands for New European HQ Expansion โ—† After the Mother of All Deals: A Blueprint for the Ireland-India Pharmaceutical Corridor Under the EU-India FTA โ—† Markets Surge as August Opens: $400B Big Pharma Merger Speculation & AstraZeneca Deal Talks Grab Global Headlines โ—† Trumpโ€™s September Visit to Ireland: Agenda, Economic Policy Evaluation & U.S.โ€“Irish Trade Implications โ—† AI in Pharma H1 2026 Report: Mega-Deals, On-Premise Supercomputer Factories, and Clinical Translation Milestones โ—† Using LLMs Safely in Pharma: The Employee Guide to Risk Mitigation, Ethics, and GxP Compliance โ—† US Pharmaceutical Tariffs Update: Policy Realities, The Stockpile 'Unwind', and Irelandโ€™s Strategic Position โ—† US Biopharma Group Pfanstiehl Acquires Nestlรฉโ€™s Former Askeaton Infant Formula Site in Landmark Mid-West Industrial Transition โ—† ChatGPT Maker OpenAI Selects Dublin Docklands for New European HQ Expansion โ—† After the Mother of All Deals: A Blueprint for the Ireland-India Pharmaceutical Corridor Under the EU-India FTA โ—†
Ireland CRO Directory · Belfast, Co. Down

O4 Research

Real-World Evidence & Late-Phase Clinical Trials

Small specialist team
Employees
UK & Ireland-wide site network
Global Scope
Down
County
N/A
Certifications

Company Overview

Founded in 2009 and based in Belfast's Titanic Quarter with a second office in London, O4 Research is a real-world evidence and late-phase clinical trial specialist operating throughout the UK and Ireland, working with top-20 pharma, biotech and consumer health companies.

UK & Ireland-wide real-world evidence and late-phase trial specialist

Services

Real-World Evidence Studies Late-Phase Trial Management Patient Recruitment Site Management Managed CRC Placement

Therapeutic Areas

Ophthalmology Cardiology Oncology Anti-Infectives
CRO Sourcing

Considering O4 Research for your trial?

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