San Jose & Santa Clara Railway - opened 1868, merged 1905 into San Jose & Santa Clara County Railway.
San Jose & Santa Clara County Railway - formed 1905 as reorganization of San Jose & Santa Clara Railway, merged 1912 into San Jose Railroads.
South East Side Horse Railroad Co. - opened 1877, merged 1877 into North Side Horse Railroad Co.
North Side Horse Railroad Co. - opened 1875, controlled 1882 by People's Horse Railroad Co.
First Street Railroad - opened 1872, controlled 1881 by People's Horse Railroad Co.
Market Street & Willow Glen Railroad - opened 1877, controlled 1882 by People's Horse Railroad Co.
People's Horse Railroad Co. - formed 1879 to acquire control of several horse railroads, reorganized 1894 as San Jose Railroads.
San Jose Railroads - formed 1894 as reorganization of People's Horse Railroad Co., sold 1939 to San Jose City Lines/National City Lines.
In 1933, San Jose Railroads acquired the local trackage and operations from the Peninsular Railway Co., which at the time was abandoning its interurban railway service.