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AET’s environmental specialists are leaders in the field of contaminated ground water and indoor air mitigation technology.  Years of experience with all aspects of various mitigation processes, such as ground water extraction and treatment as well as vapour intrusion technologies, have given the AET Monitoring and Mitigation team innate knowledge and insight.  Understanding the complexity of an issue, identifying the affected parties and their main concerns, and working with other experts in the environmental field to develop an effective solution is AET’s approach to successful mitigation projects.


  • Mitigation planning and implementation
  • Indoor air monitoring programs
  • Groundwater and surface water sampling programs for contaminated sites
  • Groundwater extraction system operation, monitoring and maintenance
  • Sub-Slab Depressurization System design, installation, monitoring and maintenance
  • Soli Vapour Extraction System design, installation, monitoring and maintenance
  • Stakeholder engagement and public consultation
  • Specialized community communications
  • Radon gas assessments and mitigation system design