A Clinical Research Site Company

Evolution Research Group is a premier clinical development site organization dedicated to advancing the development of innovative therapies through scientific expertise, operational excellence, and wholly owned best in class research sites nationwide.

With capabilities spanning early- and late-phase clinical research, patient recruitment, scientific consulting, and specialized support services, ERG partners with sponsors to deliver high-quality data, efficient study execution, and exceptional patient experiences.

By combining experienced investigators, integrated operations, and a commitment to quality, ERG helps bring promising therapies from development to patients faster.

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ERG by the Numbers

Unparalleled support for sponsors and CROs in their quest to address our nation’s greatest unmet medical needs.

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6,000+

completed trials across our portfolio

400+

beds across our portfolio

40+

principal investigators and sub-investigators

32

Contributed to 32 FDA approvals since 2023—27% of all US drug approvals.

Take a Tour of an ERG Site

Industry-Leading Therapeutic and Early-Phase Expertise

Addiction

Diabetes

MASH

Neurology

Pain

Psychiatry

Sleep Disorders

Obesity

Centralized Operations

Our Clients

What They Say

Everyone did an amazing job—recruitment was spot-on, source docs were thorough, regulatory was on point, and pharmacy setup was expert level as always. Dosing was flawless, data entry was fast and accurate, and subject safety was clearly first and foremost. Your PK processes (from collection to shipment) are the best of any site EVER. It is obvious your site can do it all.

Sr. Manager, Clinical Pharmacology Operations

It is a privilege to work with such a strong and friendly team. We have been impressed by the
organization and operations thus far. Keep up the great work and take good care of the subjects that
have been so generous to participate in our study!

Chief Translation Officer

We met the Big Milestone.
We would like to thank you all for your kind cooperation and great support provided in this
study. Without you we cannot reach this far. We are looking forward to your continued support. Thanks again, Kudos to entire team again.

Sr Director, Clinical Operations