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Meet our staff.

Dennis M. Mastascusa, President (

Dennis grew up in nearby Watertown, NY. After graduating from Lesley College in Cambridge, MA and beginning his career in Boston, his love of the North Country brought him back to New York. Dennis has been with National Abstract since 1983. 

Dennis is hands on with all matters, from searching in the record room to reviewing title..

Sherry L. Merry, Office Manager (

Sherry has been office manager for National Abstract for over 22 years. She is often your first contact when you have a question or a problem. Born and raised in Lewis County and holding a degree in office technology, Sherry is always ready to assist you.

Tracy L. Duffer, Sr. Title Searcher (

Tracy, a graduate of SUNY Institute of Technology with a BS in Business Administration, began with National Abstract as an intern in 2000. After ten years she is now the senior title searcher on staff. She is relentless in her efforts and can answer any questions you might have about your abstract or title search.