Porter & Heckman

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

• Air Conditioning Equipment & Systems Repair & Service
• Contractors Equipment & Supplies Generators-Gas
• Electric Contractors
• Plumbing & Heating Contractors
• Heating Contractors

North American Industry Classification System (NAICS) Categories:

• Electrical Contractors
• Plumbing, Heating, And Air-Conditioning Contractors > Heating Contractors
• Plumbing, Heating, And Air-Conditioning Contractors > Plumbing Contractors > Plumbing & Heating Contractors
• Industrial Machinery And Equipment Merchant Wholesalers > Compressors, Generators, Fans & Pumps > Generators
• Appliance Repair And Maintenance > Air Conditioning Equipment Repair

Standard Industry Classification (SIC) Categories:

• Plumbing, Heating And Air Conditioning > Heating Contractors
• Plumbing, Heating And Air Conditioning > Plumbing Contractors > Plumbing & Heating Contractors
• Electrical Work
• Industrial Machinery & Equipment > Compressors, Generators, Fans & Pumps > Generators
• Refrigeration & Air Conditioning Repair > Air Conditioning Equipment Repair