| Name | Country | City | Rating | |
|---|---|---|---|---|
| JMH Software of Minnesota | 0.00 ±0.0 | |||
| Joey Butner | 0.00 ±0.0 | |||
| Johannes Plenio | 0.00 ±0.0 | |||
| John Konopa | 0.00 ±0.0 | |||
| Johnson Scanatron Ltd. | 0.00 ±0.0 | |||
| Johnson Software | 0.00 ±0.0 | |||
| Jolly Roger Software, Inc. | 0.00 ±0.0 | |||
| Joseph Rose | 0.00 ±0.0 | |||
| Joyland Software | 0.00 ±0.0 | |||
| JPR Software, Inc. | 0.00 ±0.0 | |||
| JR Games | 0.00 ±0.0 | |||
| JRC | 0.00 ±0.0 | |||
| Judge Software | 0.00 ±0.0 | |||
| JupiterSoft | 0.00 ±0.0 | |||
| Just Fun Software | 0.00 ±0.0 | |||
| JV Software | 0.00 ±0.0 | |||
| JYBOLAC | 0.00 ±0.0 | |||
| K-12 MicroMedia Publishing, Inc. | 0.00 ±0.0 | |||
| K-Byte | 0.00 ±0.0 | |||
| K-Soft | 0.00 ±0.0 |
