Mary is the president and chief executive officer of Plymouth Rock Assurance Corporation, with financial responsibility for their nearly $900M Independent Agency Auto, Pilgrim services, and Umbrella liability business. Readying her growing business for sustained success, Mary is currently guiding her team through a multi-discipline digital evolution of their business that connects product, customer, and agency partner digital experiences across the customer life cycle. Since 2006, Mary has held president and division leadership roles.  

She joined Plymouth Rock in 2018, from The Hartford, where she held the position of senior vice president with responsibility for both their agency and direct channels personal insurance businesses. Prior to that, Mary invested 15 years of her career in high-net-worth personal lines, beginning her tenure at Chubb as an actuarial trainee and expanding to roles of increasing responsibility across Product and Pricing, ultimately launching the Predictive Analytics practice for Chubb Personal Lines and spending 5 years at ACE (now Chubb); most recently as president of their Private Risk Services division.   

Mary received her bachelor’s degrees in applied mathematics and economics from Rutgers University. As a coach of youth sports, ambitious professionals, and entrepreneurs alike, Mary loves developing talent, improving technique, and unleashing the power of strong teams, individually and together.   

Nathan is the president of Grober-Imbey Insurance agency. Nathan provides overall leadership for the agency and in addition manages many of the largest carrier relationships. His main areas of expertise include personal lines high-net-worth insurance and commercial insurance. 

He brings to this role over 15 years of experience in the insurance industry. Prior to joining Grober-Imbey Insurance Agency, Nathan spent time working in leadership positions for AIG Private Client Group, Progressive Insurance, and most recently NatGen Premier. Nathan graduated from the University of Rhode Island with a Bachelor of Science in marketing. He is a board member of multiple not-for-profits in New York. Away from the office, Nathan devotes his free time to the enjoyment of family and his love of sports.