| Jaipur Rugs Foundation |
| Jaipur Rugs Group |
| Jami'at Al-Basrah [University of Basrah] |
| Jana Sanskriti Centre for Theatre of the Oppressed |
| Janaki Technology |
| Janakpur Women's Development Center |
| Janus Henderson Group Plc |
| Jaramogi Oginga Odinga University of Science and Technology (JOOUST) |
| Jason Bruges Studio Limited |
| JASÖN Natural Products |
| Jasper Parrott Ltd [ALSO: Polyarts] |
| JB Drinks Holdings Ltd |
| JBS S.A. |
| JD Sports Fashion plc |
| JDE Peet's N.V. |
| Jerusalem Ashtar Theatre |
| Jiangsu Fenghuang Jinghua Hotel |
| Jiangsu New Broadcasting Technology Co., Ltd. |
| Jiangsu Phoenix Publishing & Media Group Co., Ltd. |
| Jiangsu Shunfeng Photovoltaic Technology Co., Ltd. |
| Jigsaw Education Evidence |
| Jindal family |
| Jindal Steel & Power |
| JinkoSolar Holding Co., Ltd |
| Jinnah Institute |