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      Effective January 20, 2017 North Wind Group acquires Portage Inc.

Environmental Restoration


Portage has managed numerous large-scale, multimillion-dollar environmental-restoration projects at numerous sites across the U.S., involving characterization, remediation, waste containerization, transportation, and safe disposition of thousands of cubic yards of radiologically and chemically contaminated soil and debris. Portage provides both technical and field support for environmental-restoration projects. We perform remedial investigation and feasibility studies, engineering evaluations and cost analyses, and design of remedial alternatives, as well as sampling, data collection, and data analysis to support site characterization. We provide soil and groundwater remediation and watershed/stream restoration. In 2009 Engineering News Record ranked us Number 20 in All-Environmental Firms, and Number 66 in overall listing of Top 200 Environmental Firms.


  • Environmental compliance
  • Remedial investigation and feasibility studies
  • Engineering evaluation/cost analysis
  • Design of remedial alternatives
  • Cleanup of sites contaminated with radioactive and chemical constituents
  • Sampling, data collection, and data analysis to support site characterization
  • Corrective actions and measures
  • Value engineering of remedial designs
  • Soil and groundwater remediation
  • Watershed/stream restoration
  • Site remediation to allow for industrial re-use
  • Planning and cost estimating for environmental restoration



Portage is the best-in-class provider of comprehensive engineering and technical solutions for environmental, infrastructure, and energy projects. We partner with our clients to create cleaner, safer and sustainable communities.
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