| 7512 | Employment counselling service, provincial government | |
| 7530 | Employment insurance service | |
| 9500 | Employment of a nanny | |
| 7491 | Employment placement agencies | |
| 7491 | Employment registries | |
| 8532 | Employment services (placement counselling), federal government | |
| 7512 | Employment services (placement counselling), provincial | |
| 0122 | Emu farming | |
| 2429 | Emulsifiers (i.e., surface active agents), manufacturing | |
| 2422 | Enamel paints, manufacturing | |
| 1410 | Enamel sand mining | |
| 2423 | Enamel, dental, manufacturing | |
| 5143 | Enameled tileboard (hardboard), wholesale | |
| 2914 | Enameling ovens, manufacturing | |
| 2899 | Enamelled bathroom fixtures, manufacturing | |
| 5143 | Enamelled iron sanitary ware, wholesale | |
| 2899 | Enamelled metal cooking utensils, manufacturing | |
| 2892 | Enamelling metals and metal products, for the trade | |
| 2422 | Enamels, china painting, manufacturing | |
| 5143 | Enamels, wholesale | |
| 5233 | Enamelware stores, retail | |
| 3120 | Enclosed electrical protective equipment, manufacturing | |
| 5259 | Encyclopedias, house-to-house selling, retail | |
| 2221 | Encyclopedias, printing without publishing | |
| 2211 | Encyclopedias, publishers | |
| 2211 | Encyclopedias, publishing | |
| 2211 | Encyclopedias, publishing and printing combined | |
| 5139 | Encyclopedias, wholesale | |
| 3610 | End tables, wood, manufacturing | |
| 2423 | Endocrine products, uncompounded, manufacturing | |
| 8512 | Endodontists, offices of | |
| 3311 | Endoscopic equipment, electromedical (e.g., bronchoscopes, colonoscopes, cystoscopes), manufacturing | |
| 2421 | Endrin insecticides, manufacturing | |
| 7421 | Energy consulting services | |
| 3312 | Energy cut-off controls, residential and commercial types, manufacturing | |
| 7513 | Energy development and conservation agencies, non-operating | |
| 1543 | Energy food bar, manufacturing | |
| 3312 | Energy measuring equipment, electrical, manufacturing | |
| 7513 | Energy programs, federal administration | |
| 7513 | Energy resources programs, provincial government | |