William R. Mazza Sr.; 82; of Clairton; died Friday; November 5; 2010; in Jefferson Regional Medical Center. Born in Belle Vernon; February 3; 1928; he was the son of the late William and Santina Lepri Mazza. A retired bricklayer from the National Tube Works in McKeesport; he was a member of St. Clare of Assisi Parish in Clairton and an U.S. Army veteran serving at T4 during World War II. William was a board member of the Wilson Civic Association and a member of the Daniel Keffer American Legion Post 75 in Clairton. He was the husband of the late Elizabeth “Betty” K. Kozar Mazza who died April 12; 2009. He is survived by daughters Natalie (John) Madar of Largo; Fla.; and Mary Beth (Dino) Pierucci of North Augusta; S.C.; sons William (Sherry) Mazza Jr. of Harrison City and Frank (Sile’) Mazza of New Providence; N.J.; grandchildren Marissa Madar; William Mazza III; Katherine Mazza; Benjamin Mazza and Eleanor Mazza; sister; Beverly Mazza of Clairton; nieces and nephews. William was preceded in death by his sister Sarah Sacco of Canton; Ohio. Friends will be received in the A.J. Bekavac Funeral Home; 555 Fifth St.; Clairton; today from 2 to 4 and 6 to 8 p.m. Mass of Christian Burial will be celebrated Tuesday; November 9; 2010; at 10 a.m. in St. Clare of Assisi Church. Interment will be in Belle Vernon Cemetery; Rostraver Township. www.bekavacfuneralhome.com In lieu of flowers; donations may be made to St. Clare of Assisi Parish; 460 Reed St.; Clairton; Pa.; 15025.