Frantz was established in Sterling, Illinois which was once known as "The Hardware Capital of the World". It is cited by the Sterling-Rock Falls Historical Society as one of four major manufacturing facilities that showed strong growth in the mid to late 20th Century. Other firms cited are Northwestern Steel and Wire Co., Lawrence Brothers, Inc. and National Manufacturing Co.http://www.svonline.net/~srfhs/aboutus.html, Sterling Rock Falls Historical SocietyJoined by a River, Sterling-Rock Falls, A Pictorial History p.48, Sterling Rock Falls Historical Society, Copyright 2003 G. Bradley Publishing, Inc.
