Texas

Si Environmental, LLC - Rosenberg, Texas

EE&G, Inc. - Azle, Texas

Brazos Environmental & Engineering Services, Inc. - Waco, Texas

For Good Environmental - Von Ormy, Texas

Lakehill Environmental Inc - Dallas, Texas

3C Environmental Solutions - Carrollton, Texas

Alliant Environmental-Tx - Houston, Texas

Vantage Environmental Services, LP - Addison, Texas

North Texas Environmental & Demolition Services LLC. - Elm Mott, Texas

Separation Systems Consultants, Inc. (SSCI) - Houston, Texas