| 4081 | Belgium | SaniDubru | 4a rue des Ardennes, B-6780 Messancy (Wolkrange) | +32 6338 6156 | www.sanidubrulux.lu | | |
| 4082 | Belgium | SBR bvba | Klein mechelen 70, 2880 Bornem | +32 472 585190 | www.sbr.be | | |
| 4083 | Belgium | Schoune Yves & Fils SPRL | Rue de la Gendarmerie 85, 4141, Louveigné | +32 4 3608120 | schounechauffage.be | | |
| 4084 | Belgium | Stevens-De Pauw Services Bvba | Eikelstraat 42, 9060 Zelzate | +32 9 2927304 | www.sdps.be | | |
| 4085 | Belgium | Sedsolar BVBA | Gierigaardstraat 5, BE-8700 Tielt | +32 486 894864 | www.sedsolar.be | | |
| 4086 | Belgium | Seetech Sprl | Zoning de Vecmont 100, B-6980 Vecmont | +32 496 033962 | www.seetech.be | | |
| 4087 | Belgium | Segco Bvba | Stationstraat 51, B-8470 Gistel | +32 488 560413 | www.segco.be | BISOL Group, d.o.o., LG Electronics, Inc. | Victron Energy BV, SolarEdge Technologies, Ltd. |
| 4088 | Belgium | Self@Work | Antwerpsesteenweg 35, 9080 Lochristi | +32 9 3982301 | www.selfatwork.be | | |
| 4089 | Belgium | Sensico bvba | Martelarenlaan 2, 9160 Lokeren | +32 497 912463 | www.sensico.be | SunPower Corp., Kaneka Corporation, Solar Frontier K.K., Mitsubishi Electric Corporation, Sharp Energy Solutions Europe, Panasonic Corporation (Sanyo) | |
| 4090 | Belgium | Serasol Sprl | Rue des Gottes 24, 4051, Vaux-sous-Chèvremont | +32 496 241508 | serasolsprl.be/ | | |
| 4091 | Belgium | Serge Finfe | Chaussée d'Arlon, 180, 6840 Hamipre (Neufchateau) | +32 61 214373 | www.sergefinfe.be | | |
| 4092 | Belgium | Sevatec BVBA | Veldstraat 38, 8870 Izegem | +32 479 472726 | www.sevatec.be | | |
| 4093 | Belgium | SFelek BVBA | Industrieweg 2041, 3660 Opglabbeek | +32 487 663088 | www.sfelek.be | | |
| 4094 | Belgium | Silicium Solar Energie s.p.r.l. | Chaussée de Maubeuge 536, 7024, Mons | +32 65 742374 | www.siliciumsolarenergie.com | | SunPower Corp., Panasonic Corporation (Sanyo), LG Electronics, Inc. |
| 4095 | Belgium | Simons Bvba | Lariksdreef 89, 2900 Schoten | +32 478 424869 | www.atbsimonsbvba.eu | | |
| 4096 | Belgium | Singel Elektro - EP Elektro Kapellen | Doornikstraat 63b20, 8500 Kortrijk | +32 56 960642 | niwzimediagroup.com | | |
| 4097 | Belgium | Slimmer Bouwen | Grote Vreunte 74, B-3473 Waanrode | +32 16 903843 | https://www.slimmerbouwen.be | IBC Solar AG | SMA Solar Technology AG, Fronius International GmbH |
| 4098 | Belgium | Smartroof NV | Wezestraat 8A, B-8850 Ardooie | +32 475 415140 | www.smartroof.be | | |
| 4099 | Belgium | Soelec | Rue Traversière 4/2, 1210 Saint-Josse-ten-Noode | +32 484 399741 | www.soelec.be | | |
| 4100 | Belgium | SoGreen SPRL | Rue du Village, 9/1, 4347 Fexhe-Le-Haut-Clocher | +32 4 2505505 | www.sogreen.be | | |
| 4101 | Belgium | Sol-Air Energies s.p.r.l. | Rue Basse Sovet 86e, 5590 Sovet-Ciney | +32 83 656026 | https://www.sol-air.be | SMA Solar Technology AG, SolarEdge Technologies, Ltd. | |
| 4102 | Belgium | Sol-E-Tech Bvba | Bargestraat 16, bus 10, 8340, Damme | +32 479 592133 | https://www.sol-e-tech.com | SMA Solar Technology AG, Enphase Energy, Inc., SolarEdge Technologies, Ltd., Huawei Technologies Co., Ltd. | |
| 4103 | Belgium | Sol-Eol | Alain Boudart, Parc de la Cartonnerie 12, 7181 Feluy | +32 484 680256 | www.sol-eol.be | | |
| 4104 | Belgium | Solabel Sprl | Avenue des Métallurgistes 22D, 1490 Court-Saint-Etienne | +32 10 618301 | www.solabel.be | SMA Solar Technology AG, Fronius International GmbH, KACO New Energy GmbH, SolarEdge Technologies, Ltd., Fimer S.p.A. | |
| 4105 | Belgium | Soland Energies Sprl | Rue de la Borbotte 50, 4960 Xhoffraix - Malmedy | +32 80 339997 | www.soland-energies.be | SMA Solar Technology AG, Fronius International GmbH, Danfoss A/S | |
| 4106 | Belgium | Solar Concept | Rue de l'Innovation, 1 B-5020 NAMUR | +32 10 600917 | www.solarconcept.be | | |
| 4107 | Belgium | Solar Constructions | Grote Kapellaan 6, 1652 Alsemberg | +32 2 3058729 | www.solar-constructions.com | | |
| 4108 | Belgium | Solar Constructs BVBA | Ambachtenlaan 2, 9080 Lochristi | +32 472 505555 | www.solarconstructs.be | | |
| 4109 | Belgium | Solar Energy | Joos de Ter Beerstlaan 58, 8740 Pittem | +32 51466109 | www.solarenergy.be | Jiangsu SunLink PV Technology Co., Ltd., First Solar, Inc. | SMA Solar Technology AG |
| 4110 | Belgium | Solar Energy for Life Sprl | Rue de Trazegnies, 128, 6031 Monceau-sur-Sambre | +32 71 352100 | https://www.sefl.be | SolarEdge Technologies, Ltd. | |