Memorials may be made to the family in Marks' name. Mark Hallemeyer Sr., of O'Fallon, Missouri, died on Friday, August 21, 2009 at the age of 50. Loving husband of Donna Hallemeyer (nee: Francis); dear son of Helen Marie and the late Vernon Leslie Hallemeyer; dear father of Shara Peggs, Mark E. Hallemeyer Jr., Danielle Pierce, Michelle Pierce, Dustin Pierce, and Dustin Hallemeyer; cherished grandfather of 8; dear brother of Ronnie Hallemeyer, Vivian Potter, and Chris Hallemeyer; dear uncle to many special nieces and nephews and will be deeply missed.