Exhibit 10.1 PURCHASE AND SALE AGREEMENT (Niobrara Shallow Gas Project) THIS PURCHASE AND SALE AGREEMENT (the "Agreement") is made January...., 2005, by and among ATEC Energy Ventures, LLC ("ATEC"), a........ limited liability company whose address...Purchase and Sale Agreement • May 16th, 2005 • Teton Petroleum Co • Drilling oil & gas wells • Colorado
Exhibit 10.3 MEMBERSHIP INTEREST PURCHASE AGREEMENT by and betweenMembership Interest Purchase Agreement • May 16th, 2005 • Teton Petroleum Co • Drilling oil & gas wells • Colorado
Exhibit 10.2 FIRST AMENDMENT TO PURCHASE AND SALE AGREEMENT (Niobrara Shallow Gas Project) THIS FIRST AMENDMENT PURCHASE AND SALE AGREEMENT (the "Amendment") is made April 13, 2005, by and among ATEC Energy Ventures, LLC ("ATEC"), a Texas limited...Purchase and Sale Agreement • May 16th, 2005 • Teton Petroleum Co • Drilling oil & gas wells
