Union Electric

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

• Electric Companies
• Electric Contractors
• Electric Contractors Commercial & Industrial

North American Industry Classification System (NAICS) Categories:

• Electric Power Distribution
• Electrical Contractors > Commercial & Industrial Electric Contractors

Standard Industry Classification (SIC) Categories:

• Electrical Work > Commercial & Industrial Electric Contractors
• Electric Services