CEMEX, INC.

PIONEER EXPLORATION LLC

SHAWCOR PIPE PROTECTION, LLC

ETECH INTERNATIONAL, INC.

CYBER INFOSYS INC

N/A

KERUI PETROLEUM EQUIPMENT (AMERICA) CORP

GV TECHNOLOGY SOLUTIONS, LLC

SULZER TURBO SERVICES HOUSTON, INC.

BISN OIL TOOLS LLC

STAGE STORES, INC.

ZENTECH TECHNICAL SERVICES, INC.

ZENTECH, INC.

CENERTECH AMERICA INC

N/A

TAIT NORTH AMERICA, INC.

TAIT COMMUNICATIONS

MURPHY EXPLORATION AND PRODUCTION COMPANY

CARDTRONICS USA, INC.

A-1 PERSONNEL OF HOUSTON, INC.

N/A

ZT WEALTH, LLC

N/A

OIL FIELD DEVELOPMENT ENGINEERING, LLC

OFD ENGINEERING

CAMDEN WEALTH ADVISORS, LLC

N/A

M SQUARED & ASSOCIATES USA LLC

CLEAR CREEK INDEPENDENT SCHOOL DISTRICT

N/A

UNIVERSAL WEATHER AND AVIATION INC.

N/A

AUDUBON ENGINEERING OPERATIONS, LLC

N/A

HRSS, LLP

BIVACOR, INC.

THE DETERING COMPANY

N/A

HENDERSON ROGERS STRUCTURAL ENGINEERS, LLC

TELCO INTERCONTINENTAL CORPORATION

BPM MICROSYSTEMS, INC.

LLYTECH, INC.

YOUNGSUN & ESSEN CORPORATION

ADVANCED ENGINEERING CONSULTANTS, LTD

BLUECHASM, LLC.

AGAR CORPORATION, INC.

FORLAND GEOPHYSICAL SERVICES LLC

FRANCESCAS SERVICES CORPORATION

FASTSTREAM RECRUITMENT INC.

BRUIN E&P OPERATING, LLC

HARRIS COUNTY HOSPITAL DISTRICT

HARRIS HEALTH SYSTEM

HTX SOLUTIONS LLC

N/A