Investor Relations Contact:
918-524-8081
investor.relations@semgroupcorp.com
Corporate Headquarters
SemGroup Corporation
Two Warren Place
6120 South Yale Avenue, Suite 700
Tulsa, OK 74136-4216
Phone: 918.524.8100
Major U.S. Offices
SemGroup - Oklahoma City
11501 S. I-44 Service Road
Oklahoma City, OK 73173
Phone: 405.691.5016