ZOLL Medical Corporation
Medical Equipment ManufacturingMassachusetts, United States5001-10000 Employees
ZOLL Medical Corporation develops medical devices, software, and related services that support diagnosis and treatment of serious cardiopulmonary and respiratory conditions. Its goal is to improve patient outcomes and save lives through innovative technologies used in acute care settings worldwide. It is positioned as a global leader in acute critical care and associated software and diagnostic tools. Based in Chelmsford, Massachusetts, ZOLL was founded in 1980 and is named after Dr. Paul Zoll, a pioneer in cardiology and resuscitation. Its customer base includes hospitals and other healthcare providers around the world that rely on its solutions to address severe cardiopulmonary and respiratory conditions. In December 2025, ZOLL launched the fifth-generation LifeVest wearable cardioverter defibrillator, reflecting ongoing product development in its acute care portfolio.