- Ear & Body Piercing, Houghton
- Economic Development, Houghton
- Education, Houghton
- Education & Information Services, Houghton
- Electric Companies, Houghton
- Electrical Control Systems & Materials, Houghton
- Electricians, Houghton - Electrical Contractors
- Electronics Stores, Houghton
- Elementary Schools, Houghton
- Embroidery, Houghton
- Emergency Services, Houghton
- Emergency Vehicle Accessories, Houghton
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- Engine Rebuild, Repair & Exchange, Houghton
- Engineer & Architect Services, Houghton - Engineering & Architecture Service
- Environmental Conservation & Ecological Services, Houghton - Ecosystem Services
- Environmental Products, Houghton
- Environmental Services, Houghton
- Episcopal Churches, Houghton
- Erosion Control, Houghton
- Estate And Property Attorneys & Lawyers, Houghton
- Estate And Property Attorneys & Lawyers, Houghton
- Estate And Property Lawyers & Attorneys, Houghton
- European Cuisine, Houghton
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