First Amendment to Acquisition and Development Agreement Sample Contracts

October 13, 2011 Toru Matsui Mitsui E&P Texas LP c/o Mitsui E&P USA LLC Houston, Texas 77046

First Amendment to Acquisition and Development Agreement • November 2nd, 2011 • SM Energy Co • Crude petroleum & natural gas

• Contract Type
  First Amendment to Acquisition and Development Agreement
• Filed
  November 2nd, 2011
• Company
  SM Energy Co
• Industry
  Crude petroleum & natural gas

Re: First Amendment to Acquisition and Development Agreement, dated as of June 29, 2011, between SM Energy Company (“SM”) and Mitsui E&P Texas LP (“Mitsui” and such agreement, the “ADA”)