Accessibility StatementSkip Navigation Butler National Special Mission Electronics Team Recognized for Excellence in Performance and Quality TEMPE, Ariz., Sept. 29, 2025 /PRNewswire/ -- Butler National – Tempe, a subsidiary of Butler National Corporation (OTCQX:Â BUKS) and a leading manufacturer of control systems, cabling, and test equipment for Special Mission Electronics, announced today that it has received the prestigious Northrop Grumman Corporation Silver Award. This award recognizes Butler National ...