Koscuiszka, Jeffrey L., 56, husband of Dianne (Tiernan), on Tuesday, April 18, 2017. Born in Paterson, Mr. Koscuiszka resided in Oak Ridge for 26 years. He had served in the US AIR FORCE from 1979-1983 and had been employed as a service technician for Pella Windows and Doors, West Caldwell. Along with his wife, he is survived by three sons, Ian, Austin and Landon, of Oak Ridge, one brother, Robert, of Myrtle Beach, SC., and one niece Stacy. Funeral Service, Friday 8 PM at Richards Funeral Home, 4 Newark-Pompton Tpke, Riverdale. Funeral Visitation Friday 2-4 & 7-9 PM. Private Disposition. In lieu of flowers, donations to offset funeral expenses, GoFundMe.com would be appreciated.