The Officers


Brad Arrington, President

Brad Arrington has lived in Mount Sinai since 2003 and has been a member of the Civic Association since 2004.  He has served on the Civic board since 2012, and as served as Corresponding Secretary and Vice President.

Brad moved to Mount Sinai from Manhattan to gain a country feeling similar to his native rural New Jersey, as well as be near his wife’s family. Through involvement with the Civic, Brad seeks to maintain and increase the beauty and quality of life that drew him to the area and guide the development of Mount Sinai in a positive way for future generations. Brad earned a degree in Economics from Susquehanna University, and a Masters of Science in Global Technology Management from Stony Brook University.  He is a Senior Portfolio Manager for business technology at Ricoh USA, focused on solutions for the public sector and security. He is married and has two children in the Mount Sinai school district.

Steve Koepper, Vice President and Recording Secretary

Steve, a Long Island native, purchased his first family home here in Mt Sinai in December 1999 with his new wife Maryanne. They began attending civic meetings during the planning of the area now known as the Mount Sinai Heritage Park (aka “the Wedge”) and have become well known throughout our community.  Steve has been an active member and line officer of the Mt. Sinai Volunteer Fire Department for more than two decades and his now adult daughter, a graduate of Mt Sinai High School, is also a volunteer firefighter with the same department while she attends college. Their son is a student in Mt Sinai school district, where Steve was Vice President of the District’s Board of Education (2018-21) before joining us on the Civic Association Board.

Steve holds an MBA from LIU CW Post, a NYS School District Business Leader professional license and a BS from St. Joseph’s University on a dual major of Business and Marketing. He has spent the majority of his career serving as an administrator in the K-12 public education system and also operates a small advertising and sign business in town.

Monica Stone, Treasurer

Monica Stone has lived in Mount Sinai since 2011, has been a member of the Civic Association since 2015, and became Treasurer in 2018. Monica and her family relocated to Mount Sinai from Andover, MA to be closer to family. Originally from Maine, Monica graduated with her Bachelor of Science degree in Biology from Boston College and worked in the biotechnology/pharmaceutical industry for almost 17 years before deciding to stay home full-time after her son was born. She served on the Board at Play Groups School in Setauket as Treasurer in 2013-2014. She has also been actively involved in the School District as a PTO volunteer, regular attendee at the Board of Education Meetings and served as an At Large Member on the Bond Advisory Committee in 2017-2018.

Jennifer Roth, Membership Secretary

Lisa Pfeffer, Corresponding Secretary

Former President:  Ann Becker

Active in the Mount Sinai Civic since 1984, Ann has served as Recording Secretary, Corresponding Secretary, and President.  After 35 years of service, Ann retired from the Civic board in 2023.   Ann served on the Civic Board during the Villages at Mount Sinai lawsuit against the Town of Brookhaven, as well as during the preservation of the Chandler Estate. She served on the Hamlet Study committee, was a founding member of the Heritage Trust, and worked on the preservation of the Wedge area, where it has become officially know as Mount Sinai Heritage Park.

Ann received her doctorate from Stony Brook University in 2005, and also holds an M.A. in History and an M.A. in Teaching Social Studies from Stony Brook. She also co-authored Stony Brook: State University of New York, which was published by Arcadia Publishing in 2002, and authored Images of America: Mount Sinai for Arcadia in 2003. Ann has taught online courses for Empire State College in history at the undergraduate level, and graduate level teacher preparation courses, in addition to teaching face-to-face courses in history and writing at various Long Island Colleges. She is currently an Assistant Professor in Historical Studies and Unit Coordinator at the Riverhead Unit of SUNY Empire State College.