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AvenCell Therapeutics Announces First Patient Dosed in Phase I QUADvance Study with AVC-203, a Novel Allogeneic CD19/CD20 Dual-Targeting CAR-T Investigational Therapy for the Treatment of Relapsed/Refractory B-Cell Malignancies

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AVC-203 is the world’s first CRISPR-engineered allogeneic dual-targeting CD19/CD20 switchable CAR-T cell therapy to enter clinical testing WATERTOWN, Mass., April 2, 2026 (PRNEWSWIRE) — AvenCell Therapeutics, Inc., a leading clinical-stage cell therapy company focused on advancing both switchable and allogeneic CAR-T cell therapies, today announced that it has dosed the first patient in the Phase […]

Susan Buttler

VP, Clinical Operations

Susan is the Vice President, Clinical Operations for Avencell; she brings over 30 years of experience in Global Clinical Operations to AvenCell’s Clinical Operations team.  Prior to joining Avencell, Susan had multiple senior level roles within the Biotech, Pharmaceutical and CRO organizations.  Susan has experience in leading clinical operations teams to successful study execution and multiple global regulatory submissions. Susan is a graduate of the University of Wisconsin-Milwaukee with a Bachelor of Science in Medical Technology.

Andrew Schiermeier, Ph.D.

Chief Executive Officer

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