Dorothy L. (Bangor) Nestler, age 91, of Munhall on April 14, 2015.  Beloved wife of George J. Nestler.  Mother of  Patricia A. (Ronald) Kos, George E. (RuthAnn) Nestler, Robert L. Nestler and  Daniel J. Nestler.  Survived by 6 Grandchildren and 10 Great Grandchildren.  Sister of the late Mildred Bishoff , Edward Bangor and Bobby Bangor.  Dorothy was a active member of St. Joseph Christian Mothers, adult choir at St. Michael's Church.  She was employed in a variety of positions at McKeesport, Homestead and Jefferson Hospital.  Friends received at the William R. Welsh Funeral Home, 309 East 10th Ave, Homestead on Friday 2-4 & 6-8 PM. Mass of Christian Burial on Saturday 10:00 AM at St. Maximilian Kolbe Parish.