Company Name

Industry

Location

Revenue

Employees

Society of Petroleum Engineers International

Oil & Energy

United States, Texas

$250M to $500M

201-500

TriStar Global Energy Solutions

Oil & Energy

United States, Texas

$250M to $500M

201-500

Harbison-Fischer

Oil & Energy

United States, Texas

$250M to $500M

201-500

NEXEN PETROLEUM U.S.A.

Oil & Energy

United States, Texas

$250M to $500M

201-500

Seneca Resources Company

Oil & Energy

United States, Texas

$250M to $500M

201-500

Quality Energy Services

Oil & Energy

United States, Texas

$250M to $500M

201-500

Pyramid E&C

Oil & Energy

United States, Texas

$250M to $500M

201-500

Petro-Hunt L.L.C

Oil & Energy

United States, Texas

$250M to $500M

201-500

Sheridan Production Company

Oil & Energy

United States, Texas

$250M to $500M

201-500

OQGN

Oil & Energy

United States, Texas

$250M to $500M

201-500

Sanchez Energy Corporation

Oil & Energy

United States, Texas

$250M to $500M

201-500

Atlas Energy Solutions

Oil & Energy

United States, Texas

$250M to $500M

201-500

BOS Solutions

Oil & Energy

United States, Texas

$100M to $250M

201-500

Citation Oil & Gas

Oil & Energy

United States, Texas

$100M to $250M

201-500

Independence Contract Drilling

Oil & Energy

United States, Texas

$100M to $250M

201-500

LUFKIN Don-Nan

Oil & Energy

United States, Texas

$100M to $250M

201-500

BISSO MARINE

Oil & Energy

United States, Texas

$100M to $250M

201-500

MPG Pipeline Contractors

Oil & Energy

United States, Texas

$100M to $250M

201-500

Topographic

Oil & Energy

United States, Texas

$100M to $250M

201-500

LiquidPower Specialty Products

Oil & Energy

United States, Texas

$100M to $250M

201-500