Exhibit A
JOINT FILING AGREEMENT
Pursuant to Rule 13d-1(k)(1)(iii) of the Securities Exchange Act of 1934, each of the undersigned agrees that a single joint Schedule 13D and any amendments thereto may be filed on behalf of each of the undersigned with respect to the securities held by each of them in Constellation Energy Partners LLC.
August 18, 2011
POSTROCK ENERGY CORPORATION |
By: | /s/ Stephen L. DeGiuisti | |||
Name: | Stephen L. DeGiusti | |||
Title: | Executive Vice President, General Counsel and Secretary |
CONSTELLATION ENERGY PARTNERS MANAGEMENT, LLC |
By: | /s/ Stephen L. DeGiuisti | |||
Name: | Stephen L. DeGiusti | |||
Title: | Executive Vice President, General Counsel and Secretary |
WHITE DEER ENERGY L.P. | |||||
By: | Edelman & Guill Energy L.P., its general partner | ||||
By: Edelman & Guill Energy Ltd., its general partner |
By: | /s/ Thomas J. Edelman | |||
Name: | Thomas J. Edelman | |||
Title: | Director |
WHITE DEER ENERGY TE L.P. | |||||
By: | Edelman & Guill Energy L.P., its general partner | ||||
By: Edelman & Guill Energy Ltd., its general partner |
By: | /s/ Thomas J. Edelman | |||
Name: | Thomas J. Edelman | |||
Title: | Director |
WHITE DEER ENERGY FI L.P. | |||||
By: | Edelman & Guill Energy L.P., its general partner | ||||
By: Edelman & Guill Energy Ltd., its general partner |
By: | /s/ Thomas J. Edelman | |||
Name: | Thomas J. Edelman | |||
Title: | Director |
EDELMAN & GUILL ENERGY L.P. | ||||
By: | Edelman & Guill Energy Ltd., its general partner |
By: | /s/ Thomas J. Edelman | |||
Name: | Thomas J. Edelman | |||
Title: | Director |
EDELMAN & GUILL ENERGY LTD. |
By: | /s/ Thomas J. Edelman | |||
Name: | Thomas J. Edelman | |||
Title: | Director |
THOMAS J. EDELMAN | ||||
/s/ Thomas J. Edelman | ||||
BEN A. GUILL | ||||
/s/ Ben A. Guill | ||||