Houston Headquarters

Houston Headquarters

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The Core Four

These four team members were there when we opened our doors in 2005.

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Servant Leadership

We embrace the communication style of servant leadership, and it guides our daily interactions.

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Community Commitment

We believe it is our responsibility to give back to the local community through our employee-led Humanitarian Committee.

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Accomplishments Wall

We always take time to remember and celebrate the success of our employees, company, and clients!

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Jess A. McAngus, PE, QEP Jess A. McAngus, PE, QEP
In Memoriam
Brad N. Herrin Brad N. Herrin
CEO & Co-Founder
Air Quality | Chemicals | Refining
Direct: 281-664-2820
W. Scott Hyden W. Scott Hyden
Program Director
Air Quality Gulf Coast | Oil & Gas
Chemicals | Terminals

Direct: 281-664-2840
Zach Byrd Zach Byrd
Program Director
Air Quality | Refining
Direct: 512-879-3121
Roberto Gasparini, Ph.D. Roberto Gasparini, Ph.D.
Program Director
Legal & Enforcement Support | Terminals
Air Quality | Modeling

Direct: 281-664-2845
Tony Barlage Tony Barlage
Program Director
Rocky Mountain Region | Permitting & Compliance | Air Quality | Field Services
Direct: 720-500-3711
Erin A. Drake Erin A. Drake
Program Manager
Cultural & Natural Resources
Direct: 720-500-3717
Ryan Robol Ryan Robol
Program Manager
Land & Water | Land Development & Public Infrastructure
Direct: 281-664-2828
Johnny Vermillion Johnny Vermillion
Program Manager
Air Quality PSD/NSR Expert | Chemicals

Direct: 512-879-3123
Brittney Christy Brittney Christy
Marketing & Recruiting
Direct: 281-664-2808
Belinda Bracht Belinda Bracht
Direct: 281-664-2804