SEC Seal
SEC Banner
Search the Next-Generation EDGAR System
Filing Detail
Form DEF 14A - Other definitive proxy statements:
SEC Accession No. 0001193125-12-170692
Filing Date
2012-04-19
Accepted
2012-04-19 16:14:18
Documents
4
Period of Report
2012-05-23
Effectiveness Date
2012-04-19

Document Format Files

Seq Description Document Type Size
1 DEFINITIVE PROXY STATEMENT d315765ddef14a.htm DEF 14A 831409
2 GRAPHIC g315765g16d11.jpg GRAPHIC 12412
3 GRAPHIC g315765g24t65.jpg GRAPHIC 5254
4 GRAPHIC g315765g43w89.jpg GRAPHIC 19907
  Complete submission text file 0001193125-12-170692.txt   884717
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.: 12768614
SIC: 1389 Oil & Gas Field Services, NEC