| Starting Date | Ending Date | Name of Owner | % Ownership | Name of Owner | % Ownership | |
|---|---|---|---|---|---|---|
| September 18, 1918 | December 30, 1928 | Enos Gordon Goudey and Family |
>99% | Minority Individuals | <1 % | |
| December 30, 1928 | May 15, 1929 | Enos Gordon Goudey and Family |
72.5% | Gurnett & Co. | 27.5 % | |
| May 15, 1929 | December 30, 1932 | J. Stafford Otis | 50% | Gurnett & Co. | 50 % | |
| December 30, 1932 | June 12, 1939 | J. Stafford Otis | 50% | Parker Corning | 50 % | |
| June 12, 1939 | May 18, 1943 | Howard S. Camp | 50% | Parker Corning | 50 % | |
| May 18, 1943 | May 23, 1944 | Alonzo P. Delehunt | 50% | Parker Corning | 50 % | |
| May 23, 1944 | February 4, 1956 | Alonzo P. Delehunt | 65% | Anne C. Delehunt | 35 % | |
| February 4, 1956 | December 26, 1962 | George C. Thompson | 100% |