| Los Angeles Motor Bus Company August 1, 1923 - November 1, 1927 |
| Los Angeles Motor Coach Company November 1, 1927 - |
| Los Angeles Motor Coach Company November 1, 1927 - |
| Los Angeles Motor Coach Company November 1, 1927 - May 1, 1949 |
| A jointly held company of the Los Angeles Railway (even numbered buses) and the Pacific Electric Railway (odd numbered buses.) Frank Van Vranken, first General Manager. Between 1945 and 1949 Los Angeles Transit Lines replaced LARy as PE's partner. |