0001193125-06-115573 Sample Contracts

AMENDED AND RESTATED AGREEMENT AND PLAN OF MERGER AMONG KCS ENERGY, INC., PETROHAWK ENERGY CORPORATION, AND HAWK NEST CORPORATION Executed May 16, 2006 and effective as of April 20, 2006

Agreement and Plan of Merger • May 18th, 2006 • KCS Energy Inc • Crude petroleum & natural gas • Delaware

• Contract Type
  Agreement and Plan of Merger
• Filed
  May 18th, 2006
• Company
  KCS Energy Inc
• Industry
  Crude petroleum & natural gas
• Jurisdiction
  Delaware

THIS AMENDED AND RESTATED AGREEMENT AND PLAN OF MERGER (“Agreement”), executed as of May 16, 2006, and effective as of April 20, 2006, is by and among KCS Energy, Inc., a Delaware corporation (the “Company”), Petrohawk Energy Corporation, a Delaware corporation (“Parent”), and Hawk Nest Corporation, a Delaware corporation and wholly owned subsidiary of Parent (“Purchaser”).