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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 150 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. As part of our continued commitment to the environment, and through our partnership with One Tree Planted, we will plant a tree for every patient enrolled in one of our sites.

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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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