Edison Companies by Industry

Edison United Phono stock certificate.

This list of companies is organized by industry. A few firms are included under more than one entry. Not included are companies such as the Edison Phonograph Manufacturing Company and the Edison Industrial Company, which were proposed and discussed but never established under those names. Also not included are local power companies such as the Edison Electric Light Company of Philadelphia and regional phonograph companies such as the Tennessee Phonograph Company.

Cement and Cement Products
Electric Light, Domestic
Electric Light, Foreign
Motion Pictures
Office Machinery and Supplies
Phonograph, Domestic
Phonograph, Foreign
Telegraph and Telephone, Domestic
Telegraph and Telephone, Foreign
Thomas A. Edison, Incorporated