Ch2m Hill

Ch2m Hill is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Engineers
• Waste Water Treatment

North American Industry Classification System (NAICS) Categories:

• Engineering Services
• Other Nonhazardous Waste Treatment And Disposal > Liquid Waste Services > Waste Water Treatment

Standard Industry Classification (SIC) Categories:

• Refuse Systems > Liquid Waste Services > Waste Water Treatment
• Engineering Services