Phillips 66
Phillips Petroleum Company
Chevron Corporation
Conoco
ConocoPhillips
Valero Energy
NOV Inc.
ExxonMobil
Marathon Petroleum
Occidental Petroleum
APA Corporation
Devon Energy
Marathon Oil
SABIC
Motiva Enterprises
Within a 10000 mile radius:
Petrochemical company
cpchem.com
Chevron Phillips Chemical is a petrochemical company jointly owned by Chevron Corporation and Phillips 66. Wikipedia