Step into the world of Accelsiors, a premier global CRO with over two decades of experience in the clinical research field. We are more than just a service - we are your partner in pioneering breakthroughs. As a leading full-service clinical development partner, we offer smart and tailored solutions on a global scale.

At Accelsiors, we understand the complexities of drug development and provide unmatched scientific acumen. We support emerging innovators by turning obstacles into opportunities and accelerating promising therapies towards success. With our comprehensive services and global reach, we care for every step of your clinical drug development journey.

From preclinical consultation to regulatory submission, we are here to guide you. Our Swiss headquarters and operations across 40+ countries allow for global coverage in diverse therapeutic areas and trial phases. Experience the Accelsiors advantage and unlock your potential.

Join us on the path to clinical research success