A
American Petroleum Institute
www.api.org
Ariel Corporation
www.arielcorp.com
C
Cooper Cameron Corporation
www.coopercameron.com
D
Deep Offshore Technology
www.deepoffshoretechnology.com
F
Fulbright & Jaworski L.L.P.
www.fulbright.com
H
Halliburton
myhalliburton.com
I
Industrial Rubber, Inc.
www.iri-oiltool.com
INTEQ
www.inteq.com
M
Matrikon
www.matrikon.com
O
Oil & Gas Asset Clearinghouse
www.ogclearinghouse.com
Oil & Gas Journal
www.ogjresearch.com
OGJ Online
www.ogjonline.com
P
PennEnergy
www.pennenergy.com
PennWell Corporation Book
www.pennwellbooks.com
T
Tenaris
www.tenaris.com
Thompson & Knight LLP
www.tklaw.com
W
Weatherford International Ltd.
www.weatherford.com/underbalancedsystems
