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What our clients say about us

Roald Mark
Wonderful staff very clean well organized facilities and a special shout out to staff member Abraham Harmouch he is a very kind caring young man made me feel at ease explaining everything I needed to know. Wonderful staff very clean well organized facilities and a special shout out to staff member Abraham Harmouch he is a very kind caring young man made me feel at ease explaining everything I needed to know.
Tina Smith

The Staff here is the best always makes me feel comfortable and treats me like family.

Director of Operations – Sponsor

Tranquil Clinical Research has the best monitoring teams I have ever worked with.

Key Opinion Leader, Level I Children’s Hospital

Aj O. Senior CRA is the best CRA our site has ever had as a monitor.

VP of Operations – Sponsor

Quality Delivery of service every time.

Project Manager – Sponsor

The quality that Karim Mohammed, CEO and his company put in our project is something we have not experience by any other CRO.

Recruiting Manager – Global Recruitment Firm

The number of interested candidates that want to join Tranquil is completely different than other CROs because of the way they value their employees.

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Trusted Sponsor Oversight Partner

At Tranquil Clinical Research, we serve as a trusted Sponsor Oversight partner, providing strategic and hands-on CRO oversight services for pharmaceutical and biotech companies worldwide. Acting as the Sponsor’s oversight arm, Tranquil ensures that outsourced clinical responsibilities are conducted with integrity, compliance, and performance excellence.

We fully integrate with the Sponsor organization and collaborate closely with both Sponsors and CROs to support aligned execution, clear communication, and shared accountability. Our goal is to enhance—not replace—CRO efforts while ensuring Sponsor expectations and regulatory requirements are consistently met.

Tranquil is an industry expert in Site Management, Trip Report Review, GCP and CFR Compliance, Project Metrics, and proactively addressing the study challenges Sponsors often face with traditional CRO models. We are experienced in performing CRO oversight on global levels, managing multiple CROs, overseeing rescue trials, and supporting the execution of emerging pivotal trials.

With a proven history of supporting Global Pharma in CRO oversight roles, Tranquil brings clarity, consistency, and control—ensuring your clinical programs run smoothly from start to finish.