Project Experience

PIONEER has provided customer-focused solutions at over 50 large and complicated cleanup sites across Washington, the United States, and abroad since 1993.  We have the experience and manpower to complete any investigation, evaluation, or cleanup task on time and on budget.    The PIONEER team brings a distinctive level of expertise to all of our customers’ projects.  Each project, regardless of the size and scope, has its own unique challenges, and the PIONEER project team welcomes the opportunity to seek out creative solutions to site issues. 

Abbreviated List of Key Projects

DuPont Chemical Company

  • Former DuPont Works MTCA site, DuPont, Washington

  • Superlon MTCA site, Tacoma, Washington

  • Former Antioch Plant RCRA site, Oakley, California

  • Lorentz Barrel & Drum CERCLA site, San Jose, California

  • Explosives Manufacturing WDNR site, Barksdale, Wisconsin

  • Pigment Manufacturing NJDEP site, Cookson, New Jersey

  • Chemical Manufacturing RCRA site, Beaumont, Texas

  • Chemical Manufacturing CERCLA site, Newport, Delaware

United States Navy

  • Naval Support Activity, Naples, Italy

  • Naval Air Facility, Atsugi, Japan

  • Naval Support Facility, Diego Garcia, United Kingdom

  • Agana Swamp, Mongmong, Guam

  • Aiea Laundry CERCLA Site, Honolulu, Hawaii

  • Various CERCLA sites, Camp Lejeune, North Carolina

  • Various Navy-wide software development projects

Port of Olympia:

  • East Bay MTCA site, Olympia, Washington

  • Cascade Pole MTCA site, Olympia, Washington

Weyerhaeuser

  • Smith Island Landfill MTCA site, Everett, Washington

  • Mill Closure MTCA site, Snoqualmie, Washington

  • Mill closure MTCA site, Enumclaw, Washington

  • Pulp mill closure MTCA site, Everett, Washington

Other Projects

  • Philips Services Corporation Georgetown MTCA/RCRA site, Seattle, Washington

  • Port of Seattle Terminal 91 MTCA site, Seattle, Washington

  • Hylebos Waterway CERCLA site, Tacoma, Washington

  • US Army Miller Hill MTCA site, Fort Lewis, Washington

  • Kaiser Aluminum RCRA site, Spokane, Washington

  • Renton Village Cleaners MTCA site, Renton, Washington

  • DuPont Corporate Park MTCA site, DuPont, Washington

Case Studies

DuPont Works MTCA Site
Georgetown MTCA/RCRA Site
East Bay MTCA Site
Naval Support Activity Naples
Superlon MTCA Site