William E. Logan

Peerless Products, Inc. manufactures aluminum commercial and architectural windows. Its products include single and double hung, horizontal sliding, fixed, projected awning and hopper, and casement windows; sliding and terrace doors; and accessories, such as receptors, trims, strap anchors caulks, grids screens, sub sills, nail fins extenders, mullions, angles tubes channel flat bars, and panning products. The company was founded in 1952 and is headquartered in Fort Scott, KS.

Part of Butler National Corp., Butler Avionics, Inc. is a company that specializes in avionics maintenance, repair, and installation. The company is based in New Century, KS. Kings Avionics, a part 145 avionics repair station, offers maintenance services for a variety of aircraft, including unmanned systems. The company also has a large inventory of new, used, and reconditioned avionics, instruments, and parts in stock. Kings Avionics is one of the few facilities that has earned the FAA certification necessary to perform maintenance and certifications on non-federal air traffic control towers. Butler Avionics was acquired by Butler National Corp. on September 28, 2010 for $0.54 million.