Warren, Pennsylvania, 1875; Greencastle, Pennsylvania, 1877; Hagerstown, Maryland, 1880-1992.
Boston, Massachusetts, 1932-1972.
Saint-Hyacinthe, Quebec 1879-1994; after 1994 as "Casavant Frères."
Established Chicago, Illinois 1857; ended organ production 1942.
Buffalo, New York, from 1932.
Highland, Illinois, from 1906.
Orrville, Ohio from 1873
Operated by E. M. Skinner, 1919-1932
Pekin, Illinois 1902-1936; Succeeded Hinners & Albertsen
Brattleboro, Vermont, 1901-1959.
Boston, Massachusetts 1872–1881.
New York City, New York, 1827-c.1875; branch in Baltimore, Maryland, 1847-1864.
St. Louis, Missouri, 1873; "& Son" added in 1886; firm dissolved in 1939.
Los Angeles, California, 1961-1994.
Detroit, Michigan, 1887-1897.
Hartford, Connecticut, 1898-1937; Firm name from inception until 1937.
Erie, Pennsylvania, c. 1945-c.2006.
Firm name after reorganization in 1937.
Houston, Texas, 1973-1999; (became Visser & Associates, Tomball Texas, 1999.)
Westfield, Massachusetts 1874-1898
North Pomfret, Vermont from 1973.
Cleveland, Ohio from 1951. Succeeded Votteler-Holtkamp-Sparling Organ Co.
Lawrence, Kansas, from 1920.
San Francisco, California, 1877-1970.
Gloucester, Massachusetts, from 1961.
Charlotte, North Carolina, 1964-1996; Fort Mill, South Carolina, 1996 to at least 2015.
Merrick, New York from 1924.
Victoria, TX, 1967-1970; Boston, MA, 1970-1972; Wreatham, MA 1972-1983; Stoughton, MA 1983-1987; Hagerstown, MD 1987-1992; Grand Rapids, MI 1994-1998; Hendersonville, NC.
Warsaw, New York, 1915-1932.
Louisville, Kentucky, from 1968
Boston, Massachusetts, late 1940s; St.-Hyacinthe, Québec, 1958-71; Erie, Pennsylvania, 1970s.
Pittsburgh, Pennsylvania, c.1878-1882; Salem, Ohio, 1882-1895; Mendelsohn, Pennsylvania, 1895-1897; Latrobe, Pennsylvania, 1897-1900; Pomeroy, Ohio, 1900-1913.
Texas, from 1972.
Lawrence, Massachusetts, 1960–1965; Andover, Massachusetts, 1965–1970; Georgetown, Massachusetts, from 1970.
Erie, Pennsylvania, 1875-1918.
Seattle, Washington, 1925-mid 1970s.
Robert-Morton, Van Nuys California, 1917-1929.
Boston, Massachusetts, 1958–1963; New York City, New York 1965–1980s; Charlotte, North Carolina 1980s; Monroe, North Carolina from 1992-2015.
Reading, MA, 1886-c.1890; MA, c.1890-1902; Boston, MA, 1902-1932; Methuen, MA 1936; Reading, 1943; Orrville, OH, 1947-1948; Methuen, 1949-1960
Boston, 1884-1908; Waltham, Massachusetts, 1908-1911.
Dallas, Texas 1965-68, at Aeolian-Skinner 69-72. reestablished in Garland TX 1974
Methuen, Massachusetts ca. 1950-1970; Lawrence, Massachusetts from 1970.
Karl Wilhelm, Inc. Saint-Hyacinthe and Mont Saint-Hilaire, Canada from 1966.
Newburgh, New York c.1970-1990s.
Denver, Colorado, from 1972
