- Economic Development, Port Hope
- Education, Port Hope
- Electric Companies, Port Hope
- Electric Motor Repair & Service, Port Hope
- Electric Motors & Generators , Port Hope
- Electrical Control Systems & Materials, Port Hope
- Electricians, Port Hope - Electrical Contractors
- Electrolysis Treatments, Port Hope
- Electronic Repair Shops , Port Hope
- Electronics Repair & Maintenance , Port Hope
- Electronics Stores, Port Hope
- Elementary Schools, Port Hope
- Emergency Services, Port Hope
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- Emergency Victim Services, Port Hope
- Energy & Conservation Agencies, Port Hope
- Engineer & Architect Services, Port Hope - Engineering & Architecture Service
- Engineering Consultants, Port Hope - Consulting Engineers
- Engineering Equipment & Supplies, Port Hope
- Entertainment & Recreation, Port Hope
- Environmental Consultants, Port Hope - Ecological Consulting
- Environmental Products, Port Hope
- Environmental Products & Services, Port Hope
- Episcopal Churches, Port Hope
- Ethnic Food Stores, Port Hope
- European Cuisine, Port Hope
- Excavation Contractors, Port Hope - Excavating - Excavator Companies
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