Ariel Corporation ……… www.arielcorp.com
Baker Hughes Incorporated ……… www.bakerhughes.com
Bupa International ……… www.bupa-intl.com
Europipe GmbH ……… www.europipe.com
Industrial Rubber, Inc. ……… www.iri-oiltool.com
PennWell Corporation
Deep Offshore Technology International C&E ……… www.dotinternational.net
Emerging Unconventional Resources Conference & Exhibition ……… www.emergingresourcesconference.com
Offshore Asia Conference & Exhibition ……… www.offshoreasiaevent.com
OGJ Online Research ……… www.ogjresearch.com
OGMT North America ……… www.ogmtna.com
PennEnergy ……… www.pennenergy.com
PennEnergyJOBS ……… www.pennenergyjobs.com
PennWell Books ……… www.pennwellbooks.com
Reprints ……… >sherryh@pennwell.com
Society of Petroleum Engineers ……… www.spe.org/join
