| JL Weiler, Inc. |
Chicago, IL, United States |
Manufacturer |
| Johannus Church Organs |
EDE, XX, Netherlands |
Manufacturer |
| John Allen Farmer Inc. |
Winston-Salem, NC , United States |
Manufacturer |
| John Nelson Woodworking, Bone & Ivory/Keyboard Refurbishment |
Little Compton, RI, United States |
Manufacturer |
| Johnson Organ Company, Inc. |
Moorhead, MN , United States |
Manufacturer |
| Jonathan Ambrosino |
Cambridge, MA, United States |
Manufacturer |
| Joseph Rulli Organ Building |
Summerhill, PA, United States |
Manufacturer |
| Jozef Lasota & Sons |
Highmount, NY, United States |
Manufacturer |
| Juget-Sinclair organbuilders |
Montréal, QC, Canada |
Manufacturer |
| Karen McFarlane Artists, Inc. |
Cleveland, OH, United States |
Manufacturer |
| Karl Wilhelm Inc. |
Mont St. Hilaire, QC, Canada |
Manufacturer |
| Keates-Geissler Pipe Organs |
Guelph, ON, Canada |
Manufacturer |
| Kegg Pipe Organ Builders |
Hartville, OH, United States |
Manufacturer |
| Kerner and Merchant Pipe Organ Builders LLC |
East Syracuse, NY, United States |
Manufacturer |
| Kevin Mayhew, Ltd. |
Pacific, MO, United States |
Manufacturer |
| Kieran Organ Company |
Cardiff by the Sea, CA, United States |
Manufacturer |
| Kieran Organ Company of Central Texas |
Waco, TX, United States |
Manufacturer |
| Klais |
Bonn, , Germany |
Manufacturer |
| Klann Organ Supply |
Waynesboro, VA, United States |
Manufacturer |
| Knight Vernon Harpsichords |
Skokie, IL, United States |
Manufacturer |
| Konzelman Pipe Organs |
Hoboken, NJ , United States |
Manufacturer |
| Kuhn Organ Builders Ltd. |
CH-8708 Maennedorf, , Switzerland |
Manufacturer |
| L. W. Blackinton & Associates Inc. |
El Cajon, CA, United States |
Manufacturer |
| Lauck Pipe Organ Company |
Otsego, MI, United States |
Manufacturer |
| Lawless and Associates Pipe Organ Company, Inc. |
Greencastle, PA, United States |
Manufacturer |
