Disan Engineering Corp. is a Woman Owned SBA Approved HUBZone company. Disan was first opened in 1963 in Nowata, OK by Bill G. and Sandra H. Brown. Disan's first prime contract was awarded in 1968. Since that time we have successfully delivered in excess of 1800 prime contracts to the FAA and DoD making us a source for over 500 NSN's. Disan is an engineering company with electrical and mechanical design including manufacturing and assembly capability. In 2015, Disan made the decision to implement ISO 9001 quality compliance to replace our former qualification to MIL-I-45208(a).