Product Lines Available:

  • Biological Treatment
  • Biogas Utilization
  • Filtration
  • Packaged Treatment Plants for Water and Wastewater
  • Tertiary Treatment
  • Water Reclamation


Geiger offers extensive Systems Design and Packaging capabilities that can help you reduce your plant’s operating costs, increase efficiency, and drive your operation towards higher reliability. The combined process control capabilities of Geiger and WesTech represent the industry’s best approach to addressing your water & wastewater treatment issues.

WesTech Waste Water

WesTech Service and Repair

Service & Repair

WesTech’s comprehensive product line comes backed with Geiger application expertise and state-of-the-art Repair and Service Centers. Our Application Engineers and team of Repair Technicians ensures that your system is installed correctly, that commissioning goes as planned, and once up and running, that your system is fully supported to maximize performance for years to come.