The story
1984 – Magnetek is formed through the LBO of Litton's Magnetics Group, including Louis Allis Drives & Systems.
1985 – Magnetek acquires Power Controls Corp., Pittsburgh, Pa.
1986 – Magnetek acquires Century Electric with Yaskawa drives distribution franchise in U.S.
1991 – Magnetek acquires Plessey Valdarno in Italy.
1999 – Magnetek sells Century Electric, Magnetek acquires Electromotive Systems and Mondel Engineering.
2000 – Magnetek acquires J-Tec, Inc.
2001 – Magnetek acquires ADS, Inc. and sells drives distribution and lighting businesses, Elevator Products business moves to Menomonee Falls, Wisconsin.
2002 – Magnetek acquires LAB Communications
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2003 – Magnetek acquires Telemotive Industrial Controls; Power Conversion and Alternative Energy businesses move to Menomonee Falls, Wisconsin.
2004 – Magnetek relocates Telemotive business to Menomonee Falls, Wisconsin.
2006 – Magnetek announces the divestiture of its Power Electronics Group headquartered in Italy. Worldwide headquarters moved to Menomonee Falls, Wisconsin.
2008 – Magnetek acquires Enrange, LLC.
2009 – Magnetek announces divestiture of Telecom Power Business
2015 – Magnetek is acquired by Columbus McKinnon Corporation
From Wikipedia’s article on Magnetek, shared under CC BY-SA 4.0.5