on March31 said that Ronald Ballschmiede has been appointed as a member of the board ofdirectors of its general partner, effective April 1.

Ballschmiedewill be serving on the audit committee as an independent director. With hisappointment, Ballschmiede replaces Mark Monroe on the board and on the auditcommittee, the partnership said in the release. Monroe resigned effective April1.

Ballschmiedewill also continue to serve on the board of SemGroup Corp., a position he has held since 2009.SemGroup owns the general partner of Rose Rock Midstream.