Company

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Antero Resources

Baker Hughes

Baker Hughes

BASF

ChampionX

Chem Tech Services

Chemtreat

Chevron

Cheyenne Petroleum

Clariant

ConocoPhillips

Continental Resources 

DCiii Control

Devon Energy

EOG Resources

Epic Chemical Solutions

ExxonMobil

Flatirons Chemical

Flo-Rite Fluids

Graco

Helios Injection Systems 

Ideal Energy Solutiosn

Imperative Insights

Integrity Bio-Chem

Inteleum

Itank Data

Kaiser-Francis Oil Company

Kinder Morgan

Locus Bio-Energy

Maverick Resources

Marathon Oil Corporation 

Multi-Chem, Halliburton

Oilfield Labs of America

Occidental Petroleum

Q2

RCW Associates

RSI Chemicals

Schlumberger

Shell

Shepherd Chemical Company

Sirius Controls

Sun Pumper

Tall City Exploration

Talos Energy

Tendeka

Terra Energy Partners

Txam Pumps

WellAware

Wellmark