Civil and Environmental Engineering 
- Water supply and treatment system design and permitting
- Wastewater treatment and disposal/reuse
- Site Surveying and Planning
- Project Management & Cost Analysis
Remediation and Spill Response 
- Environmental Site Assessment
- Risk Assessment
- Remedial Design, Construction, and Operation
- Waste Management under RCRA
- Site Closure
Project Planning and Permitting 
- Environmental Assessments (NEPA)
- Wetland and Marine Fill Permits
- National Pollutant Discharge Elimination System (NPDES)
- Stormwater Pollution Prevention Plans (SWPPP)
- Spill Prevention Control and Countermeasure (SPCC) Plans
- Wetland Mitigation Banks
Biological Sciences 
- Wetland Delineation and Functional Assessment
- Vegetation and Wildlife Surveys
- Habitat Restoration
Water Resources 
- Water Quality
- Hydrologic and Hydraulic Analyses
- Geomorphic Investigations
- Surface water and ground water studies
- Snow and Avalanche Science
Project and Construction Management 
- Cost Estimating and Program Development
- Contracting and Procurement
- Construction Management
- CPM Scheduling