| 17161 | Japan | Smart Grid Home, Inc. | 3 Chome-1-4 Nishishinjuku, Shinjuku-ku, Tokyo-to 160-0023 | +81 3 62790852 | sghss.co.jp | | |
| 17162 | Japan | Smart Tech Co., Ltd. | 1 Chome-16 Akatsuka Mito-shi, Ibaraki-ken 311-4141 | +81 29 2916787 | www.smart-tech.co.jp | | |
| 17163 | Japan | Smile House Co., Ltd. | 24-10 Futaba, Matsumoto-shi, Nagano-ken | +81 263 279901 | smileland.net | | |
| 17164 | Japan | Smile Tanaka Co., Ltd. | 942-32 Odanaka, Tsuyama-shi, Okayama-ken | +81 868 235700 | smiletaiyo.com | | |
| 17165 | Japan | SmileLeaf Co., Ltd. | 295-3 Kurosaki, Toyama City, Toyama Prefecture 939-8214 | +81 76 4825125 | www.smileleaf.com | | |
| 17166 | Japan | Soda Nikka Co., Ltd. | 3 Chome-6-2 Nihonbashi, Chuo-ku, Tokyo-to | +81 3 32451802 | www.sodanikka.co.jp | Solar Frontier K.K. | |
| 17167 | Japan | Soel Co., Ltd. | 825-1 Busshōji, Motosu-shi, Gifu-ken | +81 58 3200505 | www.soel.jp | | |
| 17168 | Japan | Sogo Denki Co., Ltd. | 30-19, Motoharamachi, Nagasakishi, Nagasakiken | +81 95 8491313 | sogodenki.co.jp | | |
| 17169 | Japan | SogoDengyo Corp. | 5 Chome-2 Higashi 1 Jōminami, Obihiro-shi, Hokkaidō | +81 155 221188 | www.sougodg.co.jp | | |
| 17170 | Japan | Soken Group Co., Ltd. | 21-7 Sumiyoshimachi, Nagasaki-shi, Nagasaki-ken 852-8154 | +81 95 8949500 | www.soken-group.co.jp | | |
| 17171 | Japan | Solar Do Co., Ltd. | 2 Chome-7-17 Ikeda, Kofu-shi, Yamanashi-ken | +81 55 2698831 | solar-do.co.jp | Kyocera Corporation, Solar Frontier K.K., Mitsubishi Electric Corporation, Panasonic Corporation (Sanyo) | |
| 17172 | Japan | Solar Echo, Inc | 438-15 Shimoshinnyu, Nogata-shi, Fukuoka-ken 822-0032 | +81 949 242314 | www.solarecho.jp | | |
| 17173 | Japan | Solar Eco Co., Ltd | 2-chome-6-10 Kouncho, Maebashi, Gunma 371-0025 | +81 27 2214811 | solareco-g.com | | |
| 17174 | Japan | Solar Heart Inc. | 16-11-1F Hakozakicho, Nihonbashi, Chuo-ku, Tokyo | +81 120 378348 | www.solar-heart.co.jp | | |
| 17175 | Japan | Solar Ichiba | 4 Chome−2−2, Chūō, Yamato-shi, Kanagawa-ken | +81 46 2821743 | www.solar-ichiba.jpn.com | Kyocera Corporation, Suntech Power Co., Ltd., Solar Frontier K.K., Canadian Solar Inc., Mitsubishi Electric Corporation, Sharp Energy Solutions Europe, Panasonic Corporation (Sanyo), Toshiba Corporation | |
| 17176 | Japan | Solar Management Service Co., Ltd. | 2490-1 Mashimori, Koshigaya-shi, Saitama-ken | +81 48 9641433 | https://solar-kanri.jp | | |
| 17177 | Japan | Solar On Delight Co., Ltd. | 1-chome-2-32 Kotobukicho, Odawara, Kanagawa 250-0002 | +81 46 5350733 | solar-on-delight.co.jp | | |
| 17178 | Japan | Solar Power Japan Co., Ltd. | 2 Chome-10-5 Akasaka, Minato-ku, Tokyo-to | +81 3 55496364 | www.j-solarpower.co.jp | SMA Solar Technology AG | |
| 17179 | Japan | Solar Revolution, Inc. | 22-1 Yamazumicho, Sasebo-shi, Nagasaki-ken 857-0822 | +81 956 208338 | solar-revolution.jp | | REC Group, SunPower Corp. |
| 17180 | Japan | Solar Wind Technology Inc | 1 Chome-38-5 Tomigaya, Shibuya-ku, Tokyo-to | +81 3 54655439 | www.solarwindtech.com | | |
| 17181 | Japan | Solarfarm | 1 Chome−20, Jūsōhigashi, Yodogawa-ku, Ōsaka-shi, Ōsaka-fu | +81 120 054405 | https://www.solarfarm.jp | | |
| 17182 | Japan | Solarnet Co., Ltd. | 769-19 Oroguchimachi, Omura-shi, Nagasaki-ken 856-0025 | +81 957 534221 | www.solarnet.co.jp | | |
| 17183 | Japan | Solea | 5F, Samyang Doriebiru, 1 Chome-248 Takayashiro, Meitō-ku, Nagoya-shi, Aichi-ken 465-0095 | +81 52 7713337 | www.sla.co.jp | | |
| 17184 | Japan | Soleil Innovation Co., Ltd. | 3 Chome-5-1 Nishishinbashi, Minato-ku, Tokyo-to 105-0003 | +81 3 68091851 | www.soleil-i.co.jp | | |
| 17185 | Japan | Soma Shoji Ltd | 1, Nozawa Saku, Nagano Prefecture | +81 267 621145 | www.somashoji.co.jp | | |
| 17186 | Japan | Sora Co., Ltd. | 770-38 Shinkawa, Kita-ku, Sapporo-shi, Hokkaido | +81 11 2149325 | sora-co.jp | | |
| 17187 | Japan | Sora-Tech, Co., Ltd. | 1121-2 Shikoda, Kashiwa-shi, Chiba-ken | +81 4 71998970 | sora-tech.jp | | |
| 17188 | Japan | Sorabikan Co., Ltd. | 5427-1 Kaminagaecho, Miyakonojo-shi, Miyazaki-ken 885-0042 | +81 986 364213 | sorabikan.com | | |
| 17189 | Japan | Sosetsu Co., Ltd. | 3886-1, Ohashi Hongo South Island, Miyazaki-shi, Miyazaki | +81 985 414235 | www.sosetsu.com | Sharp Energy Solutions Europe | |
| 17190 | Japan | Sougou Co., Ltd. | Chome-12-2 Seifuso, Toyonaka-shi, Osaka-fu 560-0041 | +81 6 68503660 | www.mysougou.com | | |