Exhibit 23.6
CAWLEY, GILLESPIE & ASSOCIATES, INC.
PETROLEUM CONSULTANTS
13640 BRIARWICK DRIVE, SUITE 100 | 306 WEST SEVENTH STREET, SUITE 302 | 1000 LOUISIANA STREET, SUITE 625 | ||
AUSTIN, TEXAS 78729-1707 | FORT WORTH, TEXAS 76102-4987 | HOUSTON, TEXAS 77002-5008 | ||
512-249-7000 | 817- 336-2461 | 713-651-9944 | ||
www.cgaus.com |
CONSENT OF CAWLEY, GILLESPIE & ASSOCIATES, INC.
As independent petroleum engineers, we hereby consent to the inclusion or incorporation by reference in this Registration Statement on Form S-3 (the “Registration Statement”) of information from our firm’s reserves report dated January 22, 2015 entitled Evaluation Breitburn Management Company, LLC Interests Total Proved Reserves Postle Area As of December 31, 2014and all references to our firm included in or made part of the Registration Statement.
| CAWLEY, GILLESPIE & ASSOCIATES, INC. |
| /s/ Robert D. Ravnaas |
| Robert D. Ravnaas |
| President |
Houston, Texas
May 19, 2015
