| 27481 | Switzerland | Seeland-Solar GmbH | Bielstrasse 31, 3232 Ins | +41 32 3133162 | www.seeland-solar.ch | | |
| 27482 | Switzerland | SeetalSolar AG | Am Mühlebach 1, 6285 Retschwil | +41 41 5415152 | www.seetalsolar.ch | | |
| 27483 | Switzerland | Selnet AG | Hohenrainstrasse 10, 4133 Pratteln | +41 61 3776060 | www.selnet.ag | Kostal Solar Electric GmbH | |
| 27484 | Switzerland | Senero Solar AG | In der Au 5, 8406, Winterthur | +41 52 2036657 | https://www.senero-solar.ch | | |
| 27485 | Switzerland | Sergio Lo Stanco Elektro AG | Industriestrasse 8, 4562 Beaverist | +41 32 6712020 | www.lostanco.ch | | |
| 27486 | Switzerland | SH Power | Mühlenstrasse 19, 8201 Schaffhausen | +41 52 6351100 | www.shpower.ch | | |
| 27487 | Switzerland | Si-Ren SA | Rue Du Grand-Chêne 8, CH-1003, Lausanne | +41 21 3158310 | www.si-ren.ch | | |
| 27488 | Switzerland | SiCHura Impianti SA | Via Penate, 4 - 6850 Mendrisio | +41 91 6300611 | www.sichura.ch | | |
| 27489 | Switzerland | Sigg Holzbau AG | Industriestrasse 27, 8240 Thayngen | +41 52 6492466 | www.siggholzbau.ch | | |
| 27490 | Switzerland | Sigmatic AG | Infanteriestrasse 2, CH-6210 Sursee | +41 41 9251122 | https://www.sigmatic.ch | | |
| 27491 | Switzerland | Société Mont-Soleil | c/o BKW Energie AG, Viktoriaplatz 2, 3000 Bern 25 | +41 844 121123 | www.societe-mont-soleil.ch | | |
| 27492 | Switzerland | Société Technique SA | Rue de la Gare 13, 2074 Marin-Epagnier | +41 32 7226262 | https://www.societe-technique.ch | | |
| 27493 | Switzerland | SOKW | Genossenschaft Solarkraftwerk Wohlen, Postfach, 3032 Hinterkappelen | | https://www.sokw.ch | | |
| 27494 | Switzerland | Sol-Air Concept Sàrl | Chemin des Ducats 40a, 1350 Orbe | +41 21 8430672 | www.sol-air.ch | | |
| 27495 | Switzerland | Sol-Oekotech, Kurt Meister | Liestalerstr. 7, 4412 Nuglar | +41 61 9119582 | www.meistersolar.ch | | |
| 27496 | Switzerland | Solacem Sàrl | Route de la Loye 10, 1268 Begnins | +41 22 3662112 | www.solacem.ch | Wagner Solar GmbH | |
| 27497 | Switzerland | Solafrique | Franziska Heusser Hochstrasse 68, CH-8044 Zürich | +41 44 3226422 | www.solafrique.ch | | |
| 27498 | Switzerland | Solaik GmbH | Bündtenweg 3, 4461 Böckten | +41 61 5991525 | www.solaik.ch | | |
| 27499 | Switzerland | Solaire1300 Sàrl | Place de Barboleuse 3, CH-1882, Gryon, VD | +41 24 4981763 | www.solaire1300.ch | Aleo Solar GmbH | Fronius International GmbH, SolarEdge Technologies, Ltd. |
| 27500 | Switzerland | Coopérative Solaireco | Rue du Valentin 64, 1004 Lausanne | +41 79 7802109 | www.solaireco.ch | | |
| 27501 | Switzerland | Solalpes Energie SA | Route de Chippis 71, 3966 Chalais | +41 27 4582490 | www.solalpes-energie.ch | | |
| 27502 | Switzerland | Solar -und Sicherheitstechnik | Haumühlestrasse 2, CH - 8424 Embrach | +41 44 8651158 | solar-gmbh.ch | SMA Solar Technology AG, Fronius International GmbH, ABB Italy S.p.A., Kostal Solar Electric GmbH, SolarEdge Technologies, Ltd. | |
| 27503 | Switzerland | Solar & Holzbau Wagner | Oberdorf 2, CH-4202 Duggingen | +41 79 7584731 | https://www.solar-holzbau.com | | |
| 27504 | Switzerland | Solar Alliance AG | Rosenbergstrasse 27, 8304 Wallisellen | +41 44 8304050 | www.solaralliance.ch | | |
| 27505 | Switzerland | Solar Control SA | 17 Quai de Versoix, 1290 Versoix, Genève | +41 22 9500557 | https://solarcontrol.ch | | |
| 27506 | Switzerland | Solar Fricktal | Dorfstrasse 8, CH-5079 Zeihen | +41 62 8761424 | www.solar-fricktal.ch | Fronius International GmbH, SolarEdge Technologies, Ltd. | |
| 27507 | Switzerland | Solar Master c / o Logista | Bodenäckerstrasse 1, 8957, Spreitenbach | +41 56 4184080 | www.solarmeister.ch | | |
| 27508 | Switzerland | Solar Project Sàrl | Postfach 1364 1701 Fribourg | +41 26 4222413 | www.solar-project.ch | Megasol Energie AG | Enphase Energy, Inc., Kostal Solar Electric GmbH |
| 27509 | Switzerland | Solar Staufen AG | Erlenweg 5, 5603 Staufen | | solarstaufen.ch | SolarEdge Technologies, Ltd., Fimer S.p.A. | |
| 27510 | Switzerland | Solar Tec SA | Via Longor 17, CH-6967 Dino | +41 91 9714525 | www.pannellisolari.ch | | |