Environex, Inc.

1 Great Valley Parkway, Suite 4, Malvern, Pennsylvania 19355 (United States)


Environex is an independent engineering and consulting company that has specialized in SCR and CO catalyst testing and system performance optimization for over 30 years (we do not sell catalysts or systems). We operate a full service catalyst testing laboratory in Malvern, Pennsylvania with the capability to test SCR, CO, VOC, and dual function catalysts. Our vast database of catalyst test results and engineering/consulting projects covers all fuel types, gas turbine makes and models, catalyst manufacturers, HRSG suppliers, SCR system suppliers, etc.

Products & Services

Reliable performance from your SCR and CO catalysts is important to your bottom-line. SCR/CO catalyst systems are complex and require active management and maintenance to operate reliably, efficiently, and cost-effectively. Environex offers a full range of catalyst system services to help you optimize emissions control performance while minimizing operating costs:

Full NOx/CO System Evaluation,

SCR Catalyst Testing and Life Projections,

CO/VOC Catalyst Testing and Life Projections,

Dual Function Catalyst Testing and Life Projections,

Ammonia Injection Grid Tuning,

Operator SCR/CO System Training;

SCR System Consulting - turndown operation, start-up emissions, design reviews, GT upgrade impact, etc.;

CO Catalyst Rejuvenation,

Catalyst Replacement Services


Target Market


  • GT11N/N1/MXL
  • GT13E/E2/MXL
  • GT24
  • GT26
  • GT8/8C

General Electric

  • 10
  • 6B
  • 7EA
  • 7FA
  • 7HA/9HA
  • Frame 5
  • LM2500
  • LM5000
  • LM6000
  • LMS100


  • 501D5/D5A
  • 501F
  • 701F


  • 501D5/D5A
  • 501F
  • 501G
  • 701F
  • V


Pratt & Whitney, Rolls Royce, Solar

Drop Us a Line


Joseph Otto

Sales Contact


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