CLINICAL RESEARCH OPERATIONS * U.S AND WEST AFRICA
Operational excellence in clinical research, from Ohio to West Africa.
Horizon Clinical Nexus helps clinical research sites and pharmaceutical sponsors run rigorous, audit-ready, recruitment-effective trials with deep expertise supporting U.S. research sites and a specialty in clinical trial expansion into Nigeria and West Africa.
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What We Do
Two service tracks, one operational thesis: rigorous, ethically-grounded clinical research that performs.
Track 01
For U.S research sites
We help independent and academic research sites improve recruitment, regulatory readiness, and operational performance, drawing on direct experience as a sub-investigator and regulatory specialist on active U.S. trials.
Research site optimization
Recruitment workflows, AE/SAE tracking, and monitoring readiness
Regulatory document support
IRB submissions, protocol amendments, and site qualification packages
Recruitment strategy
Community engagement, digital and social media recruitment
Fractional regulatory specialist
Ongoing regulatory support for sites without full-time staff
PILLAR 01
U.S. trial operations experience
A track record across pediatric vaccines, cardiometabolic disease, respiratory medicine, and gastroenterology, including phase 3 registrational studies.
Track 02
For West Africa trial expansion
We help pharmaceutical sponsors and CROs identify, qualify, and activate clinical trial sites across Nigeria with the regulatory expertise and on-the-ground judgment that high-stakes trials require.
Site feasibility & landscape assessment
Therapeutic-area landscape, candidate sites, regulatory pathway, risk register
Regulatory submission support
NAFDAC CTAs, NHREC, and ethics submissions, IP import licensing
Site activation & recruitment strategy
Locally-executable recruitment plans grounded in community context
Strategic advisory
Benefit-sharing structures, post-trial access, partnership scouting
Why sponsors and sites work with us
Three things rarely come together in clinical research consulting: hands-on U.S. trial operations experience, Nigerian cultural and regulatory fluency, and a research-ethics-first orientation. Horizon Clinical Nexus exists at that intersection.
PILLAR 02
Nigerian fluency
Direct cultural and linguistic access to the communities and institutions where future trials would be conducted.
PILLAR 03
Research-ethics-first
An explicit commitment to benefit-sharing, post-trial access, and capacity building — not as add-ons but as design principles.
FOUNDER
Kenneth Chikwelu, MBBS, MPH
Clinical trial sub-investigator, site manager, and regulatory specialist with experience across 16+ pharmaceutical sponsor-led trials in the United States, spanning pediatric vaccines, infectious disease, cardiometabolic disease, respiratory medicine, and gastroenterology, including multiple phase 3 registrational studies. Nigerian-born and U.S.-trained, with a longstanding focus on the scientific and ethical case for expanding rigorous clinical research into West Africa. Member, ACRP. Master's in public health, epidemiology concentration.