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Private company

Unicom Corp

Former American energy company

Unicom Corporation was an American energy holding company formed in 1994 from Commonwealth Edison after executives considered a corporate image makeover. The holding company merged with PECO Energy Company on October 23, 2000 to form Exelon.2 Wikipedia text CC BY-SA 4.0

Last updated Oct 21, 2026.

Overview

1994Founded1

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Unicom Corporation was an American energy holding company formed in 1994 from Commonwealth Edison after executives considered a corporate image makeover. The holding company merged with PECO Energy Company on October 23, 2000 to form Exelon.2

Corporate structure

Unicom Corp sits at the top of its group. 3 entities, 1 country on record. Switch between the flow chart and the network, and select any entity to see its details.

  • Unicom Corp
    • Commonwealth Edison Subsidiary · Chicago, Illinois, United States
      • Commonwealth Subsidiary Corporation Subsidiary · United States

Built from subsidiaries, stakes and holdings from Wikidata (CC0); major holders from Schedules 13D and 13G. Each entity in the chart links to its source.

The story

Founded by Commonwealth Edison in 1994.1

Subsidiaries and ownership

Subsidiaries

From Wikidata.1

Acquisitions

  1. 1994Acquired Commonwealth Edison1
  2. Succeeded by Exelon1

Timeline

  1. Oct 23, 2000Dissolved Dissolved1
  2. 1994Founded Founded1

Sources

The numbers on this page point here. Each one links to the record it came from.

  1. 1
  2. 2