| Companies |
| Automobiles (general) |
| Breweries (general) |
| Camco, Incorporated (Canadian Appliances Manufacturing
Company) |
| Canadian Canners Limited |
| Canadian Westinghouse Company, Limited |
| D. Moore Company |
| Dofasco Incorporated (Dominion Foundries and Steel
Company) |
| Dominion Glass Company |
| Dominion Power and Transmission Company |
| E. & C. Gurney Company, Limited |
| E.D. Smith & Sons, Limited |
| F.W. Fearman Packing Company Limited |
| Firestone Canada Incorporated |
| Gartshore-Thomson Pipe and Foundry Company,
Limited |
| Greening Donald Wire Company Limited (B. Greening
Wire Company Limited) |
| Hamilton Bridge Works (Bridge and Tank Company
of Canada) |
| Hamilton Cotton Company |
| Hoover Canada Incorporated |
| International Harvester |
| Life Savers Incorporated |
| Mercury Mills Limited |
| National Steel Car Limited |
| Ontario Cotton Mills / Canadian Cottons Limited |
| Otis Elevator Company |
| Procter & Gamble, Incorporated |
| R. M. Wanzer & Company |
| Sawyer-Massey Limited (C. McQuesten & Company) |
| Slater Steels Incorporated |
| Stelco, Incorporated (The Steel Company of
Canada) |
| Studebaker of Canada Corporation Limited |
| Susan Shoe Industries Limited |
| T.W. Hand Firework Company, Limited |
| Tuckett Tobacco Company Limited |
| Wescam Incorporated |
| Railways |
| Brantford & Hamilton Electric Railway |
| Grand Trunk Railway |
| Great Western Railway |
| Hamilton & Barton Incline Railway |
| Hamilton and Dundas Street Railway |
| Hamilton and Northwestern Railway |
| Hamilton, Grimsby and Beamsville Electric Railway |
| Hamilton Incline Railway |
| Hamilton Radial Electric Railway |
| Hamilton Street Railway |
| Hamilton Terminal Company |
| Toronto, Hamilton and Buffalo Railway |
