Remediation services include oil or chemical spill clean up, restoration of contaminated sites, and hazardous waste management.

Specialty pollution control and remediation equipment is specialized or proprietary equipment related to air and water pollution control, remediation, and cleanup

Environmental consulting and engineering services provide design planning and assessment, project management, permit acquisition and other services

Engineering consulting firms provide engineering services and expertise to companies in need of a specialized skill-set.

Recycling and reclamation services recycle and recover solvents, precious metals, hydrocarbons, and other industrial materials

Cleaning and maintenance services provide and perform building or facility cleaning and maintenance or repair on a daily, weekly, or ad hoc basis

Water and wastewater management and treatment services are publicly-owned treatment works (POTW) that serve residential, commercial, and industrial facilities and infrastructures