8-K

UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 8-K

CURRENT REPORT

Pursuant to Section 13 or 15(d)

of the Securities Exchange Act of 1934

Date of report (date of earliest event reported): October 3, 2007

SEMGROUP ENERGY PARTNERS, L.P.

(Exact name of Registrant as specified in its charter)

DELAWARE	001-33503	20-8536826
(State of incorporation or organization)	(Commission file number)	(I.R.S. employer identification number)

Two Warren Place 6120 South Yale Avenue, Suite 500 Tulsa, Oklahoma	74136
(Address of principal executive offices)	(Zip code)

Registrant’s telephone number, including area code: (918) 524-5500

(Former name or former address, if changed since last report)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

¨ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

¨ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

¨ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

¨ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Item 5.02. Departure of Directors or Principal Officers; Election of Directors; Appointment of Principal Officers.

On October 3, 2007, SemGroup Energy Partners G.P., L.L.C. (the “General Partner”), the general partner of SemGroup Energy Partners, L.P. (the “Partnership”), appointed Brian F. Billings as an independent director to its Board of Directors. Mr. Billings will chair the Conflicts Committee and will also serve on the Audit Committee and the Compensation Committee of the Board of Directors of the General Partner. There is no arrangement or understanding between Mr. Billings and any other persons or entities pursuant to which Mr. Billings was appointed as a director. As a non-employee director, Mr. Billings will receive compensation in accordance with the General Partner’s policies for compensating outside directors as outlined in the Partnership’s prospectus relating to the initial public offering of its common units and filed with the Securities and Exchange Commission on July 18, 2007.

The Partnership issued a press release announcing the appointment of Mr. Billings to the Board of Directors of the General Partner on October 3, 2007. A copy of the press release is furnished herewith as Exhibit 99.1.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits

In accordance with General Instruction B.2 of Form 8-K, the information set forth in the attached Exhibit 99.1 is deemed to be “furnished” and shall not be deemed to be “filed” for purposes of the Exchange Act.

EXHIBIT NUMBER		DESCRIPTION
99.1	—	Press release dated October 3, 2007.

2

SIGNATURES

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	SEMGROUP ENERGY PARTNERS, L.P.
	By:	SemGroup Energy Partners G.P., L.L.C. its General Partner
Date: October 3, 2007	By:	/s/ Alex G. Stallings
		Alex G. Stallings
		Chief Accounting Officer

INDEX TO EXHIBITS

EXHIBIT NUMBER		DESCRIPTION
99.1	—	Press release dated October 3, 2007.

EX-99.1

Exhibit 99.1

SemGroup Energy Partners, L.P.’s General Partner Adds Board Member

Tulsa, Okla. — October 3, 2007 /BUSINESS WIRE/ –

SemGroup Energy Partners G.P., L.L.C., the general partner of SemGroup Energy Partners, L.P. (NASDAQ: SGLP) (“SemGroup Energy Partners”), has appointed Brian F. Billings as an independent director to its board of directors. He will chair the conflicts committee and also will serve on the audit and compensation committees.

Billings served as a director of Buckeye GP LLC, the general partner of Buckeye Partners, L.P. (NYSE: BPL), from its 1986 inception and as the chairman of its audit committee since 1999 until his resignation in September 2007. In addition, he was president of Buckeye GP LLC from 1986 to 1990.

“Brian’s expertise in the midstream industry and in master limited partnerships makes him the perfect addition to our board of directors,” said Kevin Foxx, SemGroup Energy Partners president and chief executive officer. “He is respected by our industry, and his insight will greatly benefit SGLP’s growth strategy.”

During Billings’ career, he also served as executive vice president of Williams Exploration Company and as president of Williams Energy Company, both of which are subsidiaries of The Williams Companies, Inc. Billings later was president of The Penn Central Corporation’s energy group which, through Buckeye Pipe Line Company, Buckeye Gas Products Company and other subsidiaries, engaged in natural gas and refined products transportation, natural gas liquids processing and marketing, oil and gas exploration, and refining operations. Billings has been a private investor since 2001.

SemGroup Energy Partners, L.P. (NASDAQ: SGLP) provides crude oil gathering, transportation, terminalling and storage services primarily in its core operating areas in Oklahoma, Kansas and Texas. A subsidiary of SemGroup, L.P. is the general partner of SemGroup Energy Partners. SemGroup Energy Partners owns and operates terminalling and storage facilities with approximately 6.7 million barrels of storage capacity, including approximately 4.8 million barrels of storage capacity located at the Cushing Interchange, two pipeline systems consisting of approximately 1,150 miles of pipeline, and tanker trucks used to gather oil at remote wellhead locations generally not covered by pipeline and gathering systems. The Partnership is based in Tulsa, Oklahoma. For more information, visit the Partnership’s Web site at www.SGLP.com.

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SGLP Investor Relations Information:	SemGroup Media Contact:
Brian Cropper	Susan Dornblaser
Toll Free Phone: 866.490.SGLP (7457)	Phone: 918.524.8365
Phone: 918.524.SGLP (7457)	E-mail: sdornblaser@semgrouplp.com
E-mail: investor@semgroupenergypartners.com