RRMS Rose Rock Midstream, L.P. Common Units Representing Limited Partner Interests

SemGroup® Corporation (NYSE:SEMG) and Rose Rock Midstream®, L.P. (NYSE:RRMS) Chief Financial Officer Bob Fitzgerald will conduct one-on-one meetings with members of the investment community during the two upcoming conferences listed below.

Tuohy Brothers Annual Energy Conference Wednesday, August 10, 2016New York City

Goldman Sachs Power, Utilities, MLP and Pipeline ConferenceThursday, August 11, 2016New York City

The presentation materials used during the conferences will be accessible on the SemGroup website at www.semgroupcorp.com on Wednesday, August 10, 2016.

About SemGroupBased in Tulsa, Oklahoma, SemGroup® Corporation is a publicly traded midstream service company providing the energy industry the means to move products from the wellhead to the wholesale marketplace. SemGroup provides diversified services for end users and consumers of crude oil, natural gas, natural gas liquids, refined products and asphalt. Services include purchasing, selling, processing, transporting, terminalling and storing energy.

About Rose Rock MidstreamRose Rock Midstream®, L.P. (NYSE:RRMS) is a growth-oriented Delaware limited partnership formed by SemGroup® Corporation (NYSE:SEMG) to own, operate, develop and acquire a diversified portfolio of midstream energy assets. Headquartered in Tulsa, OK, Rose Rock Midstream provides crude oil gathering, transportation, storage and marketing services with the majority of its assets strategically located in or connected to the Cushing, Oklahoma crude oil marketing hub.

Contacts:
Investor Relations: 
Alisa Perkins, 918-524-8081
investor.relations@semgroupcorp.com  

Media:
Kiley Roberson, 918-524-8594
kroberson@semgroupcorp.com