History:

• 1926: Thiokol is founded, making a solvent resistant material called Thiokol

• 1945: JPL discovers that Thiokol can be used as a stabilizer in solid rocket motors

• 1958: Thiokol merges with Reaction Motors Inc. (RMI)

• 1974: Thiokol wins contract to build the SRBs for the Space Shuttle

• 1982: Thiokol merges with Morton-Norwich Products becoming Morton Thiokol Inc.

• 1989: Morton-Thiokol splits into two seperate companies

• 2001: ATK buys Thiokol for $2.9 Billion

• 2007: ATK wins contract to build SRBs for the Constellation Program (This contract would later be shifted to SLS)

• 2014: Orbital Sciences and ATK merge, forming Orbital ATK

• 2018: Orbital ATK is purchased by Northrop Grumman