| Year Established | Date of Change |
Name of Pottery & Their Successors | Location (all sites E. Liverpool,OH unless specified) | Ware | Years in Business |
| 1920 | Chester China Co | n/a | n/a | 1920 | |
| 1920 | General Pulverizing Co | S.E. corner Minerva & Walnut Sts. | Feldspar | 1920-? | |
| 1920 | ----plant burned------ | ||||
| 1921 | United China Co | n/a | n/a | c.1921 | |
| 1921 | World Pottery & China Co | 410 Market St. | n/a | c1921-c.1934 | |
| 1921 | Babcock & Wilcox | E.end of Harvey Ave. | Bricks | 1921-1030 | |
| 1921 | Kenilworth Tile Co | n/a | n/a | 1921 | |
| 1921 | United States Feldspar Co | S.E corner walnut & E. 6th Sts. | Feldspar | 1921-c.1928 | |
| 1922 | United States Decorating Co | n/a | n/a | 1922 | |
| 1922 | Metsch Refractories | n/a | n/a | 1922-? | |
| 1923 | Standard Porcelain Co | Walnut & 3rd Sts. | n/a | 1923 | |
| 1923 | American Decorating Co | n/a | n/a | 1923 | |
| 1923 | Miles Porcelain Co | n/a | n/a | 1923 | |
| 1924 | American Porcelain Co | 220 E. 2nd St | n/a | 1914-1932 | |
| 1924 | Electric Clay Forming Co | n/a | n/a | 1924 | |
| 1926 | Smith-Phillips China Co--"Princess Dinnerware" | corner Elizabeth & Michigan Ave | n/a | 1901-1929 | |
| 1926 | Standard Pottery Co | N.E. corner Broadway & St. Clair Ave. | n/a | 1886-1927 | |
| 1927 | Owen-Wilson Porcelain Co | n/a | n/a | 1927 | |
| 1928 | Corns China Co | n/a | n/a | 1928-1932 | |
| 1928 | Porcelain Manufacturing Co | n/a | n/a | 1928 | |
| 1928 | Reston Artware Co | Park Rd. near Pennsylvania Ave. | n/a | 1928-c.1933 |