| HEIMDALL TECH, S.L. | Pabellón 3 - Stand 036 | http://www.programadorderiego.com |
| HENKEL | Pabellón 4 - Stand F/24-26 | |
| HENRIQUES & HENRIQUES, S.A. | Pabellón 3 - Stand B/15 | http://www.heh.pt |
| HIDROTOR | Pabellón 3 - Stand A/2-6 | http://www.hidrotor.com |
| HIDRO-WATER, S.L. | Pabellón 3 - Stand B-C/7-8 | http://www.hidro-water.com |
| HONSBERG | Pabellón 3 - Stand A / 19 | |
| HRS HEAT EXCHANGERS | Pabellón 3 - Stand 031 | http://www.hrs-heatexchangers.com |
| HUBER TECHNOLOGY ESPAÑA, S.L. | Pabellón 3 - Stand A/15 | http://www.huber.es |
| HUNTER | Pabellón 3 - Stand D-E/7-8 | |
| HUNTER INDUSTRIES | Pabellón 3 - Stand D-E/13-14 | http://www.hunterindustries.com |
| HYDREKA | Pabellón 4 - Stand C-D / 13-18 | |
| HYDROVISION | Pabellón 3 - Stand A/7-9 | |
| I.M.S. | Pabellón 4 - Stand 06 | |
| I.T.V. | Pabellón 4 - Stand 06 | |
| IBAK | Pabellón 4 - Stand C-D/13-18 | |
| IBG | Pabellón 4 - Stand B-C/5-8 | |
| IBSTT ASOCIACION IBERICA DE TECNOLOGÍA SIN ZANJA | Pabellón 4 - Stand E/2 B | http://www.ibstt.org |
| ICA SORIGUE | Pabellón 4 - Stand B/7 | |
| INDUSTRIAS CEMU, S.A. | Pabellón 4 - Stand B-C/1-2 | http://www.industriascemu.com |
| INET COUNTERS | Pabellón 3 - B/3 | http://www.inetcounters.com |