Who We Are

Dedicated to Advancing Human Health

Spectrum Research PLLC is a premier clinical research organization in Plano, Texas, bridging the gap between breakthrough science and the patients who need it most — through ethical, compliant, and innovative clinical trials.

Our Mission

To advance healthcare by conducting ethical, complaint, and innovative clinical research that connects participants, physicians, sponsors, and communities — accelerating the development of life-changing therapies for patients who need them most.

Ethical research practices at every step
Participant safety as our highest priority
Scientific rigor and data integrity
Community-centered research approach

Our Vision

To be the most trusted and high-performing clinical research site in Texas — recognized for our exceptional participant care, scientific excellence, and the meaningful contributions we make to global healthcare advancement.

Leading clinical research site in Texas
Trusted partner for global sponsors & CROs
Expanding access to cutting-edge treatments
Shaping the future of precision medicine
What Drives Us

Our Core Values

These principles guide every decision we make — from how we treat participants to how we partner with sponsors.

Participant Safety First

Every decision we make prioritizes the safety, dignity, and wellbeing of our research participants above all else.

Scientific Integrity

We uphold the highest standards of scientific rigor, data integrity, and ethical research conduct in every study.

Innovation

We embrace cutting-edge protocols, adaptive trial designs, and technology to accelerate medical discovery.

Community Impact

We are committed to improving healthcare outcomes for our local Texas community and beyond.

Diversity & Inclusion

We actively recruit diverse participant populations to ensure research findings benefit all communities.

Transparency

We communicate openly with participants, sponsors, and the public about our research processes and outcomes.

Leadership

Principal Investigators

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Dr. Sejal Mehta MD MBA

Principal Investigator

Dr. Sejal Mehta MD MBA

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Principal Investigator

Dr. Sejal Mehta MD MBA

Principal Investigator with 20+ years of experience leading Phase II–IV psychiatric clinical trials across CNS disorders including Depression, Bipolar Disorder, Schizophrenia, ADHD, Anxiety, Autism, and OCD. Experienced in DEA, IRB, and regulatory compliant research, including Schedule I psychedelic-assisted therapeutic trials. Proven expertise in patient recruitment, sponsor collaboration, safety oversight, and end-to-end clinical trial execution.

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Dr. Saumil Mehta MD

Principal Investigator

Dr. Saumil Mehta MD

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Principal Investigator

Dr. Saumil Mehta MD

Board-certified Internal Medicine physician with extensive experience as a Principal Investigator and Sub-Investigator in Phase II–IV multicenter clinical trials across CNS, infectious disease, metabolic, gastrointestinal, and women's health studies. Proven expertise in regulatory compliant research, patient safety monitoring, protocol oversight, and clinical trial execution. Strong background in internal medicine practice, sponsor collaboration, and multicenter research operations.

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Ready to Partner With Us?

Whether you're a participant, sponsor, or investigator — we'd love to connect and explore how we can work together.