1917: Henry Schmidgall began manufacturing concrete products in Hancock, Minnesota.

1940: Schmidgall Sand and Gravel formed from the aggregate division of Hancock Concrete.

1972: Superior Machinery Co. founded by Neil Schmidgall to support Schmigall Sand and Gravel.

1974: Began manufacturing conveyor idlers.

1981: Building expansion made way for dedicated office and warehouse space.

1991: New manufacturing and office facility completed to house the Equipment Division.

1991: Name changed to Superior Industries of Morris, Inc.

1995: Applied for and received first ever patent, protecting the FD axle assembly.

1995: Became members of the Conveyor Equipment Manufacturers Association (CEMA).

1997: Developed TeleStacker® conveyor.

1999: Acquired by Chattanooga, Tennessee-based Astec Industries.

2001: Began manufacturing conveyor pulleys.

2004: Reacquired from Astec by group of local investors to form Superior Industries, LLC.

2005: Developed RazerTail® truck unloader.

2006: Expanded manufacturing operations to Prescott Valley, Arizona.

2007: Developed Chevron® wing pulley.

2008: Acquired Westmor Industries, a manufacturer of petroleum and liquid-handling equipment.

2008: Acquired Fesco Systems, an engineering/manufacturing firm of supply-erect conveyor systems.

2011: Acquired Hancock Concrete, a producer of pre-cast concrete products.

2011: Acquired Trans-Tech, an aluminum tank manufacturer in Brewer, Maine.