0001341004-06-001774 Sample Contracts

Exhibit 2.1 AGREEMENT AND PLAN OF MERGER dated as of June 22, 2006

Agreement and Plan of Merger • June 23rd, 2006 • Western Gas Resources Inc • Natural gas distribution • Delaware

• Contract Type
  Agreement and Plan of Merger
• Filed
  June 23rd, 2006
• Company
  Western Gas Resources Inc
• Industry
  Natural gas distribution
• Jurisdiction
  Delaware