Exelon

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

• Electric Companies
• Energy Services
• Water Companies & Associations

North American Industry Classification System (NAICS) Categories:

• Electric Power Distribution > Energy Services
• Water Supply And Irrigation Systems > Water Supply > Water & Sewage Companies Utility

Standard Industry Classification (SIC) Categories:

• Electric Services > Energy Services
• Water Supply > Water & Sewage Companies Utility