Companies in Oklahoma
AAON Inc
CITGO Petroleum Corporation
Commercial Financial Services Inc
Devon Energy Corporation
Dobson Communications Corporation
Dollar Thrifty Automotive Group Inc
Doskocil Companies Inc
Eateries Inc
Feed The Children Inc
Fleming Companies Inc
FoodBrands America Inc
Global Power Equipment Group Inc
HaleHalsell Company
Harolds Stores Inc
Helmerich Payne Inc
KerrMcGee Corporation
Loves Travel Stops Country Stores Inc
Lowrance Electronics Inc
Matrix Service Company
Noble Affiliates Inc
Oklahoma Gas and Electric Company
ONEOK Inc
Parker Drilling Company
PennWell Corporation
Premier Parks Inc
PrePaid Legal Services Inc
Purolator Products Company
QuikTrip Corporation
Rooney Brothers Co
Six Flags Inc
Sonic Corp
The Charles Machine Works Inc
The Williams Companies Inc
Unit Corporation
United Video Satellite Group
Williams Communications Group Inc