Exhibit 13

JOINT FILING AGREEMENT

We, the undersigned, hereby express our agreement that the attached Schedule 13D is, and any further amendments thereto signed by each of the undersigned shall be, filed on behalf of each of us pursuant to and in accordance with the provisions of Rule 13d-1(k) under the Securities Exchange Act of 1934, as amended. This agreement may be terminated with respect to the obligations to jointly file future amendments to such statement on Schedule 13D as to any of the undersigned upon such person giving written notice thereof to each of the other persons signatory hereto, at the principal office thereof.

 

Date: March 17, 2014     DEVON ENERGY CORPORATION
    By:   /s/ Carla D. Brockman
    Name:   Carla D. Brockman
    Title:   Vice President Corporate Governance and Secretary
    DEVON ENERGY CORPORATION (OKLAHOMA)
    By:   /s/ Carla D. Brockman
    Name:   Carla D. Brockman
    Title:   Vice President and Secretary
    DEVON GAS CORPORATION
    By:   /s/ Carla D. Brockman
    Name:   Carla D. Brockman
    Title:   Vice President and Secretary
    SOUTHWESTERN GAS PIPELINE, INC.
    By:   /s/ Carla D. Brockman
    Name:   Carla D. Brockman
    Title:   Vice President and Secretary
    DEVON GAS OPERATING, INC.
    By:   /s/ Carla D. Brockman
    Name:   Carla D. Brockman
    Title:   Vice President and Secretary
    DEVON GAS SERVICES, L.P.
    By:   Devon Gas Operating, Inc., its general partner
    By:   /s/ Carla D. Brockman
    Name:   Carla D. Brockman
    Title:   Vice President and Secretary

JOINT FILING AGREEMENT


    ENLINK MIDSTREAM MANAGER, LLC
    By:   /s/ Michael J. Garberding
    Name:   Michael J. Garberding
    Title:   Executive Vice President and Chief Financial Officer
    ENLINK MIDSTREAM, LLC
    By:   EnLink Midstream Manager, LLC, its managing member
    By:   /s/ Michael J. Garberding
    Name:   Michael J. Garberding
    Title:   Executive Vice President and Chief Financial Officer
    CROSSTEX ENERGY, INC.
    By:   /s/ Michael J. Garberding
    Name:   Michael J. Garberding
    Title:   Executive Vice President and Chief Financial Officer

JOINT FILING AGREEMENT