Cynthia A. “Cindy” Chomicki of Mattituck died April 2, 2026, at home. She was 65 years old.
Born July 9, 1960, in Riverhead, she was the daughter of Joan A. (Bresee) and Harold C. Seebeck and was one of three children. When she was eight years old, her family moved to the Point of Woods community on Fire Island, where they lived full-time for many years. She graduated from SUNY Oneonta with a degree in business economics and began a career in the advertising industry, working at agencies including Young & Rubicam, McCaffrey McCall, Scali, McCabe Sloves and Deutsch. Later, she ran her own business, Media Specialists LLC, for several years and eventually retired from Allied-Media as a managing partner.
On April 17, 2010, at Saint Anne’s Episcopal Church in Sayville, she married Stephen A. Chomicki.
Her family said she began a lifelong battle with cancer at age 12 and never let it define her. She traveled extensively for business and pleasure, played tennis in a league for many years, golfed and enjoyed the beach, the water and outdoor activities.
She was predeceased by her brother, Peter, and her nephew, Jason. She is survived by her husband, Stephen; her brother, James Seebeck (Karen); her nephews, Brenan Peterman and Cameron Seebeck; her sisters-in-law, Teresa Chomicki and Catherine Chomicki; and numerous aunts, uncles and cousins.
The family will receive visitors Sunday, April 12, from 1 to 4 p.m. at DeFriest-Grattan Funeral Home in Mattituck. Funeral services will be held Monday, April 13, at 10:30 a.m. at the Episcopal Church of the Redeemer in Mattituck, officiated by the Rev. Roger Joslin. Interment will follow at Sacred Heart R.C. Cemetery in Cutchogue. Memorial donations may be made to St. Jude Children’s Research Hospital, Double H Ranch or East End Hospice.
