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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Excellence

We take pride in training our team to produce excellent services to our clients!

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Jess A. McAngus, PE, QEP Jess A. McAngus, PE, QEP
Co-Founder
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
Roberto Gasparini, Ph.D. Roberto Gasparini, Ph.D.
Program Director
Legal & Enforcement Support
Air Quality | Modeling | Terminals

Direct: 281-664-2845
Tony Barlage Tony Barlage
Program Director
Rocky Mountain Region | Permitting & Compliance | Air Quality | Field Services
Direct: 720-500-3711
Bill Obermann Bill Obermann
Program Manager
Air Quality | Oil & Gas
Direct: 720-500-3712
Johnny Vermillion Johnny Vermillion
Program Manager
Air Quality PSD/NSR Expert
Chemicals | Refining

Direct: 512-879-3123