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John Seale is an accomplished finance professional with extensive experience in corporate accounting and financial management. Currently serving as Sr. Director Finance at MKS Instruments since January 2019, John has previously held senior roles at Charles River Laboratories, Beacon Power LLC, and Osram Sylvania, where responsibilities included overseeing finance groups, managing SEC reporting compliance, and driving change management across North American operations. Known for expertise in GAAP application, financial reporting, and internal controls, John's early career includes key positions at Hittite Microwave, Mykrolis Corp., Critical Care Systems, and Colonial Gas Company. John holds a Graduate Certificate in Accounting from Bentley University and a BS/MBA in Economics and Finance from the University of Massachusetts Lowell.