Age 67 of Dormont, on Thursday, February 15, 2018. Beloved husband of the late Ruth D Lau (2015); son of Sigmund and the late Dorothy Ostrowski Lau; loving father of Rich, Jerry (Renee), Keith (JJ), Shawn (Debbie); grandfather of Lacey, Lindsay, Ashley, Jacob, Haley, Justin, Sadie, Koral and Jason. Great grandfather of Issac; brother of Karen, Krissy (George) and Kimberly; many nieces, nephews, cousins and friends. Friends welcome Tuesday 2-9pm, William Slater II Funeral Service (412-563-2800) 1650 Greentree Rd, Scott Twp 15220. Mass of Christian Burial 10:30am Wednesday in St. Catherine of Sienna Church.