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Form DEF 14A - Other definitive proxy statements:
SEC Accession No. 0001047469-13-004603
Filing Date
2013-04-19
Accepted
2013-04-19 16:20:21
Documents
5
Period of Report
2013-05-22
Effectiveness Date
2013-04-19

Document Format Files

Seq Description Document Type Size
1 DEF 14A a2214277zdef14a.htm DEF 14A 787592
2 G68442BCI001.GIF g68442bci001.gif GRAPHIC 111685
3 G68442BCI002.GIF g68442bci002.gif GRAPHIC 71898
4 G660018.JPG g660018.jpg GRAPHIC 9034
5 G721425.JPG g721425.jpg GRAPHIC 4720
  Complete submission text file 0001047469-13-004603.txt   1061165
Mailing Address TWO WARREN PLACE 6120 SOUTH YALE AVENUE, SUITE 700 TULSA OK 74136-4216
Business Address TWO WARREN PLACE 6120 SOUTH YALE AVENUE, SUITE 700 TULSA OK 74136-4216 918-524-8100
SemGroup Corp (Filer) CIK: 0001489136 (see all company filings)

IRS No.: 203533152 | State of Incorp.: DE | Fiscal Year End: 1231
Type: DEF 14A | Act: 34 | File No.: 001-34736 | Film No.: 13771817
SIC: 1389 Oil & Gas Field Services, NEC