AMENDMENT TO MASTER AGREEMENT RUSSIAN VERSION OF AGREEMENT THIS AMENDMENT to the Master Agreement (“Amendment”) is made on March 11, 2009 AMONG: Key Energy Services, Inc.; and Key Energy Services Cyprus Ltd.; collectively hereinafter referred to as...

AMENDMENT TO MASTER AGREEMENT		RUSSIAN VERSION OF AGREEMENT
THIS AMENDMENT to the Master Agreement (“Amendment”) is made on Xxxxx 00, 0000
XXXXX:
OOO Geostream Assets Management;
L Group;
Key Energy Services, Inc.; and
Key Energy Services Cyprus Ltd.;
collectively hereinafter referred to as the “Parties”.
RECITALS
Whereas, the Parties entered a certain Master Agreement dated August 26, 2008 (“Master Agreement”); and
Whereas, the Parties wish to amend the Master Agreement as hereinafter provided.
NOW, THEREFORE, the Parties agree as follows:
1. INTERPRETATION
All capitalized terms used in this Amendment have the same meaning given to them in the Master Agreement, unless otherwise stated in this Amendment.
2. AMENDMENT TO MASTER AGREEMENT
2.1. The Parties hereby agree to amend the Master Agreement as follows.
2.2. Clause 2.4 of the Master Agreement is hereby deleted in its entirety and replaced with the following new Clause 2.4.:
“2.4. Prior to June 30, 2009, but after completion of the commitments and obligations provided for in the attached Initial Closing Exhibit, whichever occurs last, the Second Closing will occur.”

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3. LANGUAGE		RUSSIAN VERSION OF AGREEMENT
This Amendment is executed in English and Russian languages
counterparts. In the event of a conflict between both versions,
the English version shall control.
4. GOVERNING LAW
This Amendment shall be governed by and construed in all respects
in accordance with laws of England regardless of the law that
might be applied under applicable principles of conflict of laws.
5. MASTER AGREEMENT TO REMAIN IN FULL FORCE AND EFFECT
The terms and conditions of the Master Agreement (including, its
Exhibits, Schedules and attachments) remain in full force and
effect and all remain unchanged except as modified by this
Amendment.
6. COUNTERPARTS
6.1. This Amendment may be executed in any number of counterparts,
each of which shall be considered an original.
6.1. The Parties agree that faxed and/or e-mailed scanned copies
of this Amendment shall be deemed original having full legal force
and effect and are binding upon the Parties.
7. ADDRESSES AND CONTACT DETAILS OF THE PARTIES
OOO Geostream Assets Management
8/3 General Karbyshev Blvd.,
Moscow, Russian Federation, 123154
xxx.xxxxxxxxx.xx
Attention: General Director

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L-Group				RUSSIAN VERSION OF AGREEMENT
OOO Geostream Assets Management                            8/3 General Karbyshev Blvd., Moscow, Russian Federation, 123154 Attention: Xxxxx Xxxxxxxxxxx Xxxxx
Key Energy Services Cyprus, Ltd.
Iris House, 3’d Xxxxx 0 Xxxx Xxxxxxx Xxxxxx 0000 Xxxxxxx Xxxxxx Attention: Director
With copy to: Key Energy Services, Inc. 0000 XxXxxxxx Xxxxxx, Xxxxx 0000, Xxxxxxx, Xxxxx, 00000, X.X.X. Attention: Xxxxxx W. “Xxxx” Xxxxxx III
Key Energy Services, Inc.
0000 XxXxxxxx Xxxxxx, Xxxxx 0000, Xxxxxxx, Xxxxx, 00000, X.X.X. xxx.xxxxxxxxx.xxx Attention: Executive Vice President and Chief Operating Officer
SIGNATURES:
OOO Geostream Assets Management
By: Xxxxx Xxxxxxxxxxx Xxxxx General Director		/s/ XXXXX XXXXXXXXXXX XXXXX
L-Group
Xxxxx Xxxxxxxxxxx Xxxxx		/s/ XXXXX XXXXXXXXXXX XXXXX
Xxxxx Xxxxxxxxxxx Xxxxxxxxxx		/s/ XXXXX XXXXXXXXXXX XXXXXXXXXX
Aleksei Rufatovich Mustafinov		/s/ ALEKSEI RUFATOVICH MUSTAFINOV
Xxxxxxx Vladimirovich Siyatskii		/s/ XXXXXXX VLADIMIROVICH SIYATSKII				RUSSIAN VERSION OF AGREEMENT
Xxxx Xxxxxx Xxxxxx		/s/ XXXX XXXXXX XXXXXX
Vemor Trading and Investments Limited Represented by: Taratula I.P.		/s/ Taratula I.P.
Key Energy Services   Cyprus, Ltd.
By: Xxxxxx W. “Xxxx” Xxxxxx III Attorney-in-fact		/s/ XXXXXX X. XXXXXX III
Key Energy Services, Inc.
By: Xxxxxx W. “Trey” Xxxxxx III, Executive Vice President and Chief Operating Officer		/s/ XXXXXX X. XXXXXX III

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