LocalRauner visits Bison Gear and EngineeringBy KANE COUNTY CHRONICLE - email@example.comDec. 6, 2017Photo providedCaptionGov. Bruce Rauner toured a Kane County manufacturing plant and a forge in DeKalb County on Nov. 30 en route to providing a keynote speech at the DeKalb County Economic Development Corp. 30th anniversary dinner. Rauner stopped in St. Charles to visit Bison Gear and Engineering. Bison Gear was founded in 1960 and is now a global supplier of power transmission equipment that employs roughly 200 people.