Micro Systems Engineering, Inc.

Micro Systems Engineering, Inc. (MSEI) is a leader in developing implantable medical device technologies, with over 40 years of experience in design and manufacturing. Founded in 1979 and based in Lake Oswego, Oregon, MSEI specializes in medical microelectronics for devices that are both life-sustaining and life-changing. The company employs over 400 technical staff, including engineers from various disciplines. MSEI operates two main divisions: the Operations Division focuses on manufacturing and system integration for active implants, particularly in cardiac rhythm management, while the System Design & Development division innovates next-generation Class III active implants through comprehensive design and clinical research. MSEI produces high-quality miniaturized components and modules, with capabilities in surface-mount device assembly, wafer testing, and electronic modules for life-sustaining devices. Their technologies are integral to the development of pacemakers, implantable defibrillators, stents, and remote patient management systems. MSEI is a primary supplier for BIOTRONIK, providing essential components for cardiovascular and endovascular devices.