QuickLinks -- Click here to rapidly navigate through this documentUNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, DC 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):March 31, 2005
MarkWest Energy Partners, L.P.
(Exact name of registrant as specified in its chapter)
| Delaware | | 1-31239 | | 27-0005456 |
(State or other jurisdiction of
incorporation or organization) | | (Commission
File Number) | | (IRS Employer
Identification No.) |
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| 155 Inverness Drive West, Suite 200, Englewood, CO | | 80112-5000 |
| (Address of principal executive offices) | | (Zip code) |
Registrant's telephone number, including area code:303-290-8700
Not Applicable
(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):
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- Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
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- Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
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- Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
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- Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
ITEM 1.01. ENTRY INTO A MATERIAL DEFINITIVE AGREEMENT.
Between March 31, 2005 and April 5, 2005, MarkWest Energy Partners, LP (the "Partnership") and the Borrower, the Partnership's wholly-owned subsidiary MarkWest Energy Operating Company LLC, received Waiver Letters with respect to the Third Amended and Restated Credit Agreement, dated as of October 25, 2004, by and among the MarkWest Energy Operating Company LLC, the Partnership, as Guarantor, the Lenders referred to therein and the other parties thereto. The Waiver Letter waives any breach related to the Partnership's inability to deliver audited financials of the Partnership and its subsidiaries (including the Borrower) and the accompanying opinion of the Partnership's independent certified public accountants by the 90th day after the fiscal year end for a period of thirty days, until April 30, 2005.
ITEM 9.01. FINANCIAL STATEMENTS AND EXHIBITS.
- (c)
- Exhibits
The exhibit identified below is filed as part of this report:
Exhibit 10.1 Waiver Letters.
SIGNATURES
Pursuant to the requirements of the Securities Exchange Act of 1934, the Partnership has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
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MarkWest Energy Partners, L.P.
(Registrant) |
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By: |
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MarkWest Energy GP, L.L.C. its General Partner |
Date: April 5, 2005 |
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By: |
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/s/ JAMES G. IVEY
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| | | Name: | | James G. Ivey |
| | | Title: | | Chief Financial Officer |
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SIGNATURES
