PINNACLE GAS RESOURCES, INC. 3,750,000 Shares of Common Stock UNDERWRITING AGREEMENTUnderwriting Agreement • May 18th, 2007 • Pinnacle Gas Resources, Inc. • Crude petroleum & natural gas • New York
Pinnacle Gas Resources, Inc., a Delaware corporation (the “Company”), and certain stockholders of the Company listed on Schedule I hereto (the “Selling Stockholders”) each confirms its agreement with each of the underwriters listed on Schedule II hereto (collectively, the “Underwriters”), for whom Friedman, Billings, Ramsey & Co., Inc. is acting as representative (in such capacity, the “Representative”), with respect to (i) the sale by the Company of an aggregate 3,750,000 shares (the “Initial Shares”) of common stock, par value $0.01 per share, of the Company (the “Common Stock”), and the purchase by the Underwriters, acting severally and not jointly, of the respective number of shares of Common Stock set forth opposite the names of the Underwriters in Schedule II hereto, and (ii) the grant of the option described in Section 1(b) hereof by the Selling Stockholders to purchase all or any part of 562,500 additional shares of Common Stock to cover over-allotments (the “Option Shares”), i
