Burke County Chamber ProStaffing Share: Staffing - Employment Agencies ProStaffing Visit Website 910 Suite A Burkemont Ave Morganton, NC 28655 (828) 433-7100 Visit ProStaffing Hours: Monday-Friday 8:00am to 5:00pm About Map About Burke and surrounding counties are serviced from our two offices located in Conover and Morganton. The right talent at the right company. Achieving optimal results without compromise. What's Nearby? Distance: 5 10 15 20 25 50 mi.