Hunter, a Vietnam War veteran, died Feb. 18 when Andrew Joseph Stack III of Austin deliberately crash his small plane into an Austin office building. Hunter was a group manager in the IRS office in that building. Stack was the only other person killed.
Letters from President Barack Obama and Austin Mayor Lee Leffingwell were read to the mourners.
Meanwhile, KXAN-TV in Austin reports city code compliance officials have determined that the office building remains structurally sound despite the crash damage.