Riel of Billerica, August 23, 2017, M. Diane (Phillips) Riel, age 74. Beloved wife of the late John F. Riel. Devoted mother of Timothy Casey and his wife, Maria, of Pepperell, Stephen Casey of Lowell, Michael Casey and his wife, Melissa, of Hudson, NH and Robert Casey of Manchester, NH. Loving grandmother of Thomas Casey, Timothy Casey, Brian Casey, Alex Niconchek, Matthew Niconchek, Alex Christie, Allyson Casey, Dylan Casey and Sean Nikolsky. Also survived by three great grandchildren, Kellen, Kyle and Landon Casey. Funeral from the Burns Funeral Home, 354 Boston Rd., (Rt. 3A), Billerica, Saturday, August 26, at 8:30 A.M. followed by a funeral mass in St. Andrew’s Church, North Billerica at 10:00 A.M. Relatives and friends invited. Visiting prior to funeral mass from 8:30 to 9:45 A.M. In lieu of flowers memorial contributions may be made in Diane’s name to the American Heart Association, 20 Speen St., Framingham, MA 01701. Retired employee of W.R. Grace, Cambridge. Interment, Fox Hill Cemetery. www.burnsfuneralhomes.com