- Click on an item below for additional information. For any question or comments, contact Adams County Development Corporation. TIRED OF COMMUTING - RELOCATE YOUR BUSINESS TO HETTINGER NORTH DAKOTA - ELIMINATE PRACTICALLY ALL COMMUTE TIME AND SPEND THAT QUALITY TIME WITH YOUR FAMILY. JOBS!! JOBS!! JOBS!! Killdeer Mountain Manufacturing which manufactures electric circuit boards and wiring ...www.hettingernd.com