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Home > Contact Us How can we help you? Find the right person for more information about CMM Online Click here to go to the feedback form EDITORIAL Questions or comments regarding the content of CMM Online? Call or e-mail us. Brendan O'Neill Editor-in-Chief and Conference Director brendano@pennwell.com Main Phone Number: 847.972.1914 SALES Questions or comments regarding advertising with CMM Online? Call or e-mail us. Bill Langenheim Exhibit and Sponsorship Sales Director bill@pennwell.com Main Phone Number: 918.832.9256 Andrea Villareal Exhibit and Sponsorship Sales Director andreav@pennwell.com Cell Number: 918.706.7332 Main Phone Number: 918.831.9110 Fax Number: 918.831.9875 Sabine Staiger European Exhibit and Sponsoship Sales Director sabines@pennwell.com Main Phone Number: +49 7171 1046 714 Fax Number: +49 7171 1046 720 MARKETING Questions or comments regarding the content of CMM Online? Call or e-mail us. Jennifer McPhail Marketing Manager jenniferm@pennwell.com Main Phone Number: 918.831.9701 Fax Number: 918.831.9729 Click here to go to the feedback form