SOUTHERN UNION CO — DEF 14A

SOUTHERN UNION CO of DALLAS, TX filed a DEF 14A with the SEC on 1999-09-17. Industry: Natural Gas Transmission.

Filing

Filing timeline for this registrant (46)

Showing 12 of 46 filings.

FiledForm
2012-03-20425
2012-03-12425
2012-03-01425
2012-02-17425
2011-12-12425
2011-12-01425
2011-11-21425
2011-11-21425
2011-11-16425
2011-10-27DEFM14A
2011-09-15425
2011-09-07425

More