| Abbreviation | Definition |
|---|---|
| IPRC | Israel Plastics and Rubber Center |
| IPS | Imperial Pearl Syndicate |
| IPS | Intellectual Property Solutions |
| IPS | Intergraph Public Safety |
| IPS | Invision Power Services |
| IPSC | Inner Parish Security Corporation |
| IPSI | Instructional Performance Systems, Inc. |
| IPSOS | Institut de Publique Sondage d'Opinion Secteur (in French) |
| IPSPL | Integrated Personnel Services Private Limited |
| IPSPL | Integrated Personnel Services Pvt Ltd |
| IPST | International Professional Speaking & Training |
| IPTA | International Process Technology Alliance |
| IPTI | Innovative Picking Technologies, Inc. |
| IPTI | Institute of Particulate Technology International |
| IPTJ | I. P. Trading Japan |
| IPTL | Independent Power Tanzania Limited |
| IPTN | Industri Pesawat Terbang Nusantara |
| IPTO | Information Processing Techniques Office |
| IPTR | Illinois Partnership for Teacher Recruitment |
| IPUT | International Parallel Union of Telecommunications |