Based in Phoenix, Ariz., John D. Jones Engineering Inc. is a full service engineering firm. The company specializes in providing services in process engineering and design. It offers an array of services, such as project/construction management, permits/compliance and facilities planning, to name a few. Additionally, John D. Jones Engineering Inc. provides start-up services, process safety and instrumentation/control, among others. The company caters to petroleum, mineral processing, biofuel industries and more. It has worked on various projects, including bulk truck load racks for Valley Refining, L.L.C., propane storage system for Sun Energy Propane Inc. and more.