services

A leader in managing complexity to
deliver results

We have the engineering and technical expertise to develop and execute environmental remediation and geotechnical construction projects with dependable quality and within schedules – every time.

Project site with specialized equipment, two drilling machine rigs and one excavator

Put us to work

Highlighted Services

Coal Ash Management
Environmental Dredging
Radiological Services
Water Management

  • Bioremediation
  • Cap and containment
  • Chemical fixation
  • Chemical oxidation
  • Chemical reduction
  • Coal ash impoundment and landfill closure
  • Cutoff walls
  • Decontamination and demolition
  • Dewatering and water treatment
  • Excavation
  • Ex-situ treatment
  • Habitat and wetlands restoration
  • Health physics
  • Hydrographic surveying
  • In-situ solidification/stabilization
  • Isolation barriers
  • Liquids/solids separation, dewatering, and water treatment
  • Manufactured gas plant site remediation
  • Marine construction
  • Marine sediment sampling support
  • MARSSIM/MARSAME & MARLAP support
  • Mechanical and hydraulic dredging
  • Permeable reactive barriers
  • Radiological licensing and waste disposal
  • Radiological surveys
  • Residential remediation
  • Sediment processing and management
  • Sheet pile installation
  • Shoreline and bank stabilization
  • Slurry wall construction
  • Stormwater management, and erosion and sediment controls
  • Subaqueous capping and covers
  • Subaqueous in-situ stabilization/solidification
  • Wet soil conditioning
Project site beside a riverbank

Learn about our Environmental Remediation projects

Highlighted Services

Ground Improvement
Deep Soil Mixing
Liquefaction Mitigation

  • Cutoff walls
  • Deep soil auger mixing
  • Dewatering and water treatment
  • Earth retention / structural support
  • Ground improvement for LNG construction
  • Ground improvement for plant expansion
  • Ground stabilization / settlement and liquefaction mitigation
  • In-situ gravity retaining walls
  • Overlapping columns
  • Shallow excavator mixing – mass solidification
  • Sheet pile installation
  • Slurry wall construction
  • Soil mixing – wet and dry
  • Soil-cement columns for tank pad support
  • Soilcrete columns
  • Wet soil conditioning
Project site with specialized equipment, including rigging drills and excavators

Learn about our Geotechnical Construction projects

16,000,000+

cubic yards of soil mixing
performed

10,000+

residential and community
properties remediated

1,000+

radiological materials
management projects

235

cap and containment systems
constructed

200+

brownfield sites remediated

140+

EPA Superfund sites remediated

150+

mine, smelter, and battery sites
remediated

3,575,000+

pipeline abandonment linear feet

200+

subaqueous capping acres

Industries where we help our
Clients achieve their goals:

  • Chemical
  • LNG
  • Manufacturing
  • Mining and Metals
  • Oil and Gas
  • Real Estate
  • Publicly Funded
  • Transportation
  • Utilities
  • Ports and Waterways

Delivering execution excellence

Industry-
leading health
and safety

A worker at a project site wearing safety gear and looking at computer

Meeting or
improving
schedules

Two workers in safety gear standing on a project site having a discussion

Dependable,
quality work

Two workers in safety gear on a project site looking at details on a computer
Three individuals in an office looking at project plans on a large wooden desk

Let’s work together

We want to hear about your project. Learn how we
deliver results with innovation.

Contact us