Duke Energy

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

• Electric Companies
• Energy Equipment Systems & Supplies
• Energy Services

North American Industry Classification System (NAICS) Categories:

• Electric Power Distribution > Energy Services
• Electrical Apparatus And Equipment, Wiring Supplies, And Related Equipment Merchant Wholesalers > Electrical Apparatus & Equipment > Energy Equipment Systems & Supplies

Standard Industry Classification (SIC) Categories:

• Electric Services > Energy Services
• Electrical Apparatus & Equipment > Electrical Apparatus & Equipment, Nec > Energy Equipment Systems & Supplies