Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

Sanchez Energy Partners I LP

2. Date of Event Requiring Statement (MM/DD/YYYY) 8/9/2013

3. Issuer Name and Ticker or Trading Symbol

Constellation Energy Partners LLC [CEP]

(Last) (First) (Middle)

1111 BAGBY STREET, SUITE 1800

4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director ___ X ___ 10% Owner
_____ Officer (give title below) _____ Other (specify below)

(Street)

HOUSTON, TX 77002

(City) (State) (Zip)

5. If Amendment, Date Original Filed (MM/DD/YYYY)

6. Individual or Joint/Group Filing (Check Applicable Line)

___ Form filed by One Reporting Person
_ X _ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Units	4724407	D ⁽¹⁾
Class A Units	1130512	D ⁽¹⁾
Class Z Unit	1	D ⁽¹⁾

*Table II - Derivative Securities Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)

Explanation of Responses:

( 1)

Sanchez Energy Partners I, LP directly owns 4,724,407 Common Units, 1,130,512 Class A Units and 1 Class Z Unit. Sanchez Energy Partners I, LP is controlled by its general partner, SEP Management I, LLC, which is a wholly owned subsidiary of Sanchez Oil & Gas Corporation. Sanchez Oil & Gas Corporation is managed by A.R. Sanchez, Jr. and Antonio R. Sanchez, III. A.R. Sanchez, Jr. shares voting and dispositive power over the shares controlled by Sanchez Energy Partners I, LP. Each of A.R. Sanchez, Jr., Sanchez Oil & Gas Corporation and SEP Management I, LLC disclaims beneficial ownership of these securities except to the extent of his or its pecuniary interest therein, and the inclusion of these securities in this report shall not be deemed an admission of beneficial ownership by A.R. Sanchez, Jr., Sanchez Oil & Gas Corporation or SEP Management I, LLC of all of the reported securities for purposes of Section 16 or any other purpose.

Remarks:
Signed in the following capacities: A.R. Sanchez, Jr. is signing for himself, as well as in his capacity as Chairman of the Board of Directors of Sanchez Oil & Gas Corporation, on behalf of Sanchez Oil & Gas Corporation and in its capacity as the sole member of SEP Management I, LLC, on behalf of SEP Management I, LLC and in its capacity as the general partner of Sanchez Energy Partners I, LP, on behalf of Sanchez Energy Partners I, LP.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Sanchez Energy Partners I LP 1111 BAGBY STREET, SUITE 1800 HOUSTON, TX 77002		X
SANCHEZ ANTONIO R JR 1111 BAGBY STREET, SUITE 1800 HOUSTON, TX 77002		X
Sanchez Oil & Gas Corp 1111 BAGBY STREET, SUITE 1800 HOUSTON, TX 77002		X
SEP Management I, LLC 1111 BAGBY STREET, SUITE 1800 HOUSTON, TX 77002		X

Signatures
/s/ A.R. Sanchez, Jr. (See Remarks)		8/19/2013
^** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB control number.