Environmental Restoration

KGS/Trinity has worked on over 300 HTRW investigation and remediation task orders.

KGS/Trinity has in-house capabilities to perform full-service remediation. KGS/Trinity has worked on over 300 HTRW investigation and remediation task orders valued at more than $115M for clients at BRAC, FUDS, IRP and Superfund sites. In the past 5 years, we have reduced our client’s lifecycle remediation costs by more than $20 million. KGS/Trinity has continued our steady growth by offering focused services including:  emerging contaminant sampling including mitigation and/or investigation of PFAS, hazardous waste management for large and small quantity wastes, remedial construction at CERCLA, RCRA, and UST sites, civil construction, LTO/LTM of landfills and other regulated sites, Phase I/Phase II environmental site assessment, assessment and abatement of hazardous materials including asbestos and lead paint, chemical QA/QC and data validation, UXO and MMRP services and construction management/Title II services.

KGS/Trinity has achieved more than 30 “Exceptional” and “Very Good” ACASS/CCASS ratings on projects for NAVFAC and USACE. Our success with clients has provided multiple opportunities for follow-on work, allowing us to develop a successful record of past performance. 



  • All
  • Investigation
  • LTM
  • O&M
  • PFAS/Emerging Contaminants
  • Remediation
Borie Wellfield GWTF Air Strippers
Environmental Restoration
Groundwater Treatment Plant O&M

Borie Wellfield Groundwater Treatment Plant Operations and Maintenance, Laramie County WY – USACE Omaha District KGS/Trinity performs Operations and Maintenance (O&M) activities at the Borie …

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Ion exchange potable water treatment system
Environmental Restoration
PFAS Mitigation and O&M

PFAS Mitigation and O&M of Off-Base Water Wells, Peterson AFB, CO – USACE Omaha District.  KGS/Trinity is conducting a variety of PFAS sampling and mitigation …

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