• 1894 - George Spang established his own oil field repair shop in Butler, PA and served as president for 41 years.
  • 1910 - Spang absorbed Etna Manufacturing Company, building gas engines, baling machines, and pumping units.
  • 1913 - The Company purchased the inventory, machinery, and good will of TW Phillips Manufacturing. The company was later renamed Manufacturing & Tool Division of Spang & Company, and produced oil and gas well drilling equipment for use throughout the USA.
  • WWI - Company manufactured six inch British shells, marine forgings, and shell producing machinery and equipment.
  • WWII - Company manufactured specialized needs for the war effort.
  • 1961 - Spang acquired Ferroslag Process Corporation.
  • 1963 - Spang acquired Fort Pitt Bridge Works and Garco Products.
  • 1966 - Spang acquired Eiben & Irr and Sun Drug Company.
  • 1966 - Magnetics’ growth included the acquisition of Kemco Corporation of Sandy Lake, PA.
  • 1968 - Magnetics was acquired by Spang & Company.
  • 1968 - Spang acquired Wolverine Toy Company, based in Pittsburgh, Pennsylvania and moved the company to Arkansas.
  • 1980’s - Wolverine progressed from metal to plastic molded toys and was renamed Today’s Kids.
  • 1980’s - Spang divested Sun Drug Company, discontinued Fort Pitt Bridge Works, and discontinued Butler Refractories and Ferroslag Processing Corporation to focus on its two core operations: power systems and electronic components.
  • 1984 - Magnetics opened Booneville, Arkansas production facility.
  • 1986 - Spang separated the power electronics unit from Magnetics to operate as a separate division known as Spang Power Control.
  • 1986 - Spang closed the Manufacturing & Tool Division in East Butler, PA, primarily due to the decrease in oil industry drilling in the US.
  • 1998 - Spang acquired DMARC of Mentor, Ohio to become part of Spang Power Control, and rebranded the division Spang Power Electronics.
  • 1999 - Today’s Kids diversified, introduced new product lines resulting in four businesses under the Today’s Plastics name.
  • 2003 - Today’s Kids and Today’s Plastics businesses were discontinued.
  • 2004 - Magnetics built a new plant in Xiamen, China.
  • 2004 - Magnetics opened the Hong Kong Customer Service Center in November.
  • 2005 - Magnetics Xiamen plant opened in January with its first Chinese hires.
  • 2005 - Magnetics opened a global Distribution Center in Hong Kong.
  • 2005 - Opened Spang Power Electronics Asia locations for sales.
  • 2006 - Opened Spang Power Electronics Xiamen plant in August as a Field Service location, and began production shortly thereafter.
  • 2007 - Magnetics consolidated production operations in Pennsylvania and China.
  • 2012 - Magnetics built a new Haicang, China plant and moved most production facilities from the Xiamen location to Haicang. A warehouse/shipping center and some production remain in Xiamen.
  • 2012 - Spang Engineered Solutions began operations, as an engineering design and rapid prototype developer for custom design inductive components.