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About Us

AES helps biopharmaceutical companies overcome patient enrollment and research site challenges by combining a powerful patient recruiting solution with more than 160 clinical research sites located throughout the world. As a business of PPD, we are committed to optimizing each step in the patient journey and delivering best-in-class site performance to bring our customers greater certainty to clinical trial delivery. 

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AES has worked with over 2,000 sites globally, serving as their primary source of qualified patients

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