Greg Masterson, PE, has extensive experience in engineering and risk management, beginning with a Bachelor of Science in Civil Engineering and a Master of Science in Fire Protection Engineering from Worcester Polytechnic Institute. Notable positions include Manager of the Technical Engineering Unit and Loss Prevention Engineer at Liberty Mutual Property, as well as multiple roles at Liberty Mutual Insurance, including Underwriting Manager (Property). Greg served as Assistant Vice President of Diamond State Group and has held the position of Senior Vice President at Marsh from July 2015 to November 2024. In April 2023, Greg transitioned to Rivian as a Senior Manager, returning to Marsh as Senior Vice President in November 2024.
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