1909: Founded by William Dubilier, to replace Leyden jars with his invention of the mica capacitor for radio transmission.
1915: William Dubilier founds Dubilier Condenser Company in New York.
1933: Dubilier Condenser Company merges with Cornell Radio to form Cornell-Dubilier Electric (CDE).
1936: CDE opens the South Plainfield, NJ plant and introduces the first commercial aluminum electrolytic capacitors.
1940: CDE opens the New Bedford, MA plant and by 1950 grows to be largest maker of AC, high voltage, mica and aluminum electrolytic capacitors.

1967: CDE opens a 60,000 square foot plant in Taipei, Taiwan to make mica and later, film capacitors. 1984: CDE establishes C.D. Electronica de Mexico S.A. de C.V. in Mexicali, Mexico as the manufacturing site for mica capacitors and RF/ID coils.
1987: CDM is formed and acquires the assets of the Components Division of Sangamo Weston in Pickens, SC from Schlumberger. The plant is a major maker of mica and aluminum electrolytic capacitors.
1991: CDM develops MLP flatpack, welded-seal capacitor for low profile power holdup: 50 year life, 25 year storage, 20 joules energy.
1992: CDM introduces KVx mica polymer capacitors: 150 kV, 200°C.
1994: CDM develops MLS stainless flatpack, welded-seal capacitor: 125°C operation, 100 year life.
1995: CDM moves into a new 103,000 square foot state-of-the-art manufacturing facility in Liberty, SC and expands to 140,400 square feet by 2004.
1996: All plants registered to ISO-9001.

2002: CDE acquires the distributor division of NACC Mallory Products Group in April and increases sales through distribution to greater than 40%.
2002: CDM acquires the aluminum electrolytic capacitors plant of BC Components, Inc., Columbia, SC in December. Becomes largest NA supplier of screw-terminal aluminum electrolytic capacitors.
2004: CDE acquires York Capacitor Corporation of Winooski, VT in February, a leading maker of AC capacitors for motor run, lighting and power factor correction applications.
2004: CDE acquires the assets of the Silvered Electronic Mica Co. (Semco) in December, a leading maker of RF mica capacitors.
2005: For the first time CDM's largest customer is in Asia as CDM becomes a major supplier of screw-terminal aluminum electrolytics to the Far East.

[ Official company history 2009 ]