| Pipelife Hungária Kft. | A pavilon 301E | |
| PM Technic Plast Kft. | A pavilon 203D | |
| Polish Investment and Trade Agency (PL) | G pavilon 503C | |
| Porsche Hungaria Kft. | A pavilon 212B | |
| Power Charge Zrt. | A pavilon 101G | |
| PREFA Hungária Kft. | A pavilon 210D | |
| PremiRUM Europe | H pavilon 303B | |
| Prémium Pázsit Kft. | G pavilon 203E1 | |
| PROCONSUL Felületkezelő és Fémmegmunkáló Kft. | A pavilon 308K | |
| Profi Partner 2003 Kft. | A pavilon 112F | |
| PROInstall Kft. | G pavilon 203H | |
| Pure Life Hungária Kft. | D pavilon D35 | |
| PV-SUN Kft. | D pavilon D53 | |
| QX-IMPEX Kereskedelmi és Szolgáltató Kft. | G pavilon 205F | |
| Rács-Center Kft. | A pavilon 104F | |
| RAVAK Hungary Kft. | G pavilon 303A | |
| Real Glass SRL (RO) | A pavilon 205D | |
| Recom & Co. Ltd. (CY) | D pavilon D64 | |
| Relax 2000 S. r.o. (SK) | A pavilon 103F | |
| Renolit Magyarország Kft. | A pavilon 212C | |
| Revor International Kft. | G pavilon 603A | |
| RIAMET Kft. | A pavilon 303H | |
| Riho Magyarország Kft. | G pavilon 501A | |
| Ro-pánt 95 Bt. | A pavilon 304A | |
| Roca Industry Holding Rock1 S.A. (RO) | A pavilon 210A | |
| Rockwool Hungary Kft. | A pavilon 311A | |
| Rollstar Árnyékolástechnika Kft. | A pavilon 205H | |
| ROTOVILL Zrt. | A pavilon 203E | |
| Royal Holding Property Kft. | A pavilon 313A | |
| RS Ablak Kft. | A pavilon 107I | |
| Safari Smart Home Kft. | A pavilon 108H | |
| Saintsan | G pavilon 502B | |
| Salamon Dávid | G pavilon 502B | |
| Salamon Károlyné e.v. | A pavilon 112J | |
| SANICA DIS Ticaret Anonim Sirketi (TR) | | |
| SANICA DIS Ticaret Anonim Sirketi (TR) | G pavilon 302E | |
| SANICA ISI SANAYI ANONIM SIRKETI (TR) | A pavilon 303K | |
| Sarakele | G pavilon 502B | |
| Sárkány Bence | G pavilon 502B | |
| SC KA&MA Trading SRL (RO) | G pavilon 405E | |
| SC EUROGLASS 2003 SRL (RO) | A pavilon 303I | |
| SC Extro Plastica SRL (RO) | A pavilon 304G | |
| SC GRUP SIMEX (RO) | A pavilon 311J | |
| SC OVIBEST SRL (RO) | A pavilon 105H | |
| SC PRIMA PLUS SRL (RO) | A pavilon 301 | |
| Sc.Mexi Web Project S.R.L (RO) | A pavilon 202D, 212E | |
| Schletter Solar GmbH (DE) | D pavilon D2 | |
| Schneider Electric Hungária Villamossági Zrt. | A pavilon 108H | |
| Schneider Electric Hungária Villamossági Zrt. | G pavilon 204E | |
| SEEMiS Kft. | A pavilon 204B | |