PennWell Publishing Petroleum Professionals Database (Opt-in Email)GreatLists # 535993,077 TOTAL USA E-MAIL ADDRESSES Opt-in email recipients of one or more of the following publications from PennWell Publishing: OIL & GAS JOURNAL, GAS AND PETROLEUM EQUIPMENT and OFFSHORE. List also contains registered users who receive daily content from pennNET's Petroleum Professionals site. These recipients are operating managers, engineers, supervisors and technical personnel in all division of the petroleum industry. See list # 386 for postal addresses. Click here to see the complete datacard Click here to return to the list of Petroleum & Natural Gas Producers, Processors, Distributors | 
