| 15301 | Italy | Sistemi Solari Srl | Via Foresta 97, 87043 Bisignano, Provincia di Cosenza | +39 0984 949345 | www.sistemisolari.org | Hanwha Q CELLS GmbH, LG Electronics, Inc., Win Win Precision Technology Co., Ltd., FuturaSun srl | SMA Solar Technology AG, Fronius International GmbH, ABB Italy S.p.A., SolarEdge Technologies, Ltd. |
| 15302 | Italy | Sit Impianti s.r.l. | Via F. Terracciano, 227, 80038 Pomigliano d'Arco (NA) | +39 081 8842342 | www.sitimpiantisrl.it | | |
| 15303 | Italy | SIT Prodotti srl | Via Mazzini 11, 74123 Taranto, TA | +39 099 7791692 | www.sitprodotti.com | | |
| 15304 | Italy | Sitema s.r.l. | Via Cicogna, 30 San Lazzaro di Savena 40068 - Bologna | +39 051 6255532 | www.sitemasrl.com | | |
| 15305 | Italy | Sitie Greenplant S.r.l. | Via Finati, 6 - 44124 Ferrara | +39 059 7105582 | www.sitiegreenplant.it | | |
| 15306 | Italy | SKY-NRG | Via Levadello 4L Castiglione d / S (MN) | +39 0376 944483 | www.sky-nrg.com | | |
| 15307 | Italy | Sm Elettrotecnica s.r.l. | via Crispi s / n - Pula (CA) | +39 070 9249054 | www.smelettrotecnica.it | | |
| 15308 | Italy | Smartec S.r.l. | Via Brandizzo 22, 10088, Volpiano, Torino | +39 011 9953924 | www.smartec-italia.com | | |
| 15309 | Italy | Sneco Project | Via A. Caracciolo 22, 95045 Misterbianco CT | +39 393 4672055 | www.sneco.it | Ingeteam Power Technology Energy SA, SolarMax Sales and Service GmbH, SMA Solar Technology AG, Fronius International GmbH, Enphase Energy, Inc., AROS Solar Technology (RPS SpA), SolarEdge Technologies, Ltd. | |
| 15310 | Italy | So.E.Tech. Srl | Via Bertini 197, 47122 Forli (FC) | +39 0543 1713121 | www.soetech.it | Fronius International GmbH, ABB Italy S.p.A. | |
| 15311 | Italy | SO.EL. Societa' Elettrotecnica snc | Via Madonna di Loreto SNC, 01038, Soriano Nel Cimino, VT | +39 0761 744032 | www.soelimpianti.it | | |
| 15312 | Italy | So.im.el. Srl | Via Kennedy, 89, 30027 San Donà di Piave (VE) | +39 0421 43151 | www.soimelsrl.it | | |
| 15313 | Italy | So.T.evo. S.r.l. | Via Perpignano, 362, 90135, Palermo (PA) | +39 0912 733345 | www.sotevo.it | | |
| 15314 | Italy | Soave Energia Project S.r.l. | Via Marco Barbato, 4, 67039, Sulmona AQ | +39 0864 210043 | www.soavenergia.com | | |
| 15315 | Italy | Social Energy Srl | Via Niccolò l’Alunno, 15, 00196 Roma | +39 6 21128688 | www.socialenergy.it | | |
| 15316 | Italy | Sofisolar SRL | Piazzale Principessa Clotilde, 6, 20121 Milano | +39 02 29534553 | www.sofisolar.it | | |
| 15317 | Italy | Soima snc | Viale della Resistenza, 110, 30020 Osteria Palazzetto VE | +39 349 8616197 | www.soimaimpianti.it | | |
| 15318 | Italy | Soluzioni Energia Srl | Via Cima Manera, 13, 33081 Aviano, PN | +39 0434 677246 | www.sole-soluzionenergia.com | Aleo Solar GmbH, SunPower Corp. | SMA Solar Technology AG, SolarEdge Technologies, Ltd. |
| 15319 | Italy | Soladria S.r.l. | Viale Risorgimento 40 E/F, 45011, Adria, RO | +39 0426 22784 | www.soladria.it | SunPower Corp., LG Electronics, Inc. | SolarEdge Technologies, Ltd. |
| 15320 | Italy | Soland Energia Fotovoltaica S.r.l. | S.S. 11 Km. 46,500, 13040, Borgo d' Ale, VC | +39 161 49537 | www.soland.it | | SMA Solar Technology AG, Siemens Energy |
| 15321 | Italy | Solar Domus Srl | Via Regina Elena 6, 09035 Gonnosfanadiga (SU) | +39 340 7219137 | www.solar-domus.it | | |
| 15322 | Italy | Solar Energia Srl. | Str. Quinzo, 8, 43024, Scurano (PR) | +39 347 5012997 | https://www.solarenergiasrl.com | | |
| 15323 | Italy | Solar Energy Group S.p.A. | via Mons, Romero, 59, 33038 San Daniele del Friuli (UD), Friuli Venezia Giulia | +39 0432 941208 | www.supersolar.it | | |
| 15324 | Italy | Solar Energy GT | Via Morelli, 16, 34170 Gorizia | +39 338 8860218 | www.solarenergy-gt.it | | |
| 15325 | Italy | Solar Energy Italia | Via Mascagni, 7 09045, Quartu Sant'Elena, CA | +39 070 8600053 | www.solarenergyitalia.com | SMA Solar Technology AG | |
| 15326 | Italy | Solar Energy Point | Viale della Libertà 59, 87027 Paola | +39 982 726600 | www.solarenergypoint.it | | REC Group, Solarwatt GmbH, Hanwha Q CELLS GmbH, JA Solar Holdings Co., Ltd., Solar Frontier K.K., Sharp Energy Solutions Europe, Panasonic Corporation (Sanyo), Hyundai Energy Solutions, LONGi Solar Technology Co., Ltd., AU Optronics Corporation, LG Electr |
| 15327 | Italy | Solar Energy Project | Via G. Amendola, 205/3 - 70126 Bari | +39 0805 426873 | www.solarenergyproject.it | | |
| 15328 | Italy | Solar Farm srl | Stradello Marche, 6/ A, 43121 Parma PR | +39 0521 921514 | www.solarfarm.it | | |
| 15329 | Italy | Solar Impianti | Via San Nicola 95040, Camporotondo Etneo (CT) Sicilia | +39 339 7190178 | www.solarimpiantisrls.it | | |
| 15330 | Italy | Solar Italia S.R.L. | Via Cuma Licola n. 28, 80078 Pozzuoli, Napoli, Campania | +39 81 18558429 | www.solaritalia.com | | Hanwha Q CELLS GmbH, SunPower Corp., Sharp Energy Solutions Europe, Panasonic Corporation (Sanyo), AU Optronics Corporation, LG Electronics, Inc., Waris S.r.l. |