Improved Petroleum

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

• Engineers - Professional
• Consultants - Petroleum & Petroleum Products

North American Industry Classification System (NAICS) Categories:

• Financial Transactions Processing, Reserve, And Clearinghouse Activities > Agents Brokers & Planning Services > Petroleum & Petroleum Product Consultants
• Engineering Services > Engineers - Professional

Standard Industry Classification (SIC) Categories:

• Business Services, Nec > Agents Brokers & Planning Services > Petroleum & Petroleum Product Consultants
• Engineering Services > Engineers - Professional