Manufacturing
Akita Sumitomo Bakelite Co., Ltd.
27-4 Aza-Nakajimashita, Souzen-Machi, Tsuchizakiminato, Akita 011-8510, Japan
Tel: +81-188-45-1181
Hokkai Taiyo Plastic Co., Ltd.
2-763-7 Shinko-Chuo, Ishikari, Hokkaido 061-3242, Japan
Tel: +81-133-64-6611
Kyushu Sumitomo Bakelite Co., Ltd.
(Sumitomo Bakelite Co., Ltd., Information & Telecommunication Materials Research Laboratory)
40-1 Oaza-Kamizakai, Nogata, Fukuoka 822-0006, Japan
Tel: +81-949-23-1911
3-25-4 Tonomachi, Kawasaki-ku, Kawasaki-shi, Kanagawa 210-8602, Japan
TEL：+81-44-589-8070
SB PAX Co., Ltd.
2102 Hiratsuka, Ageo-shi, Saitama 362-9505, Japan
TEL：+81-48-770-1304
2-5-8 Higashi-Shinagawa, Shinagawa-ku, Tokyo 140-0002, Japan
Tel: +81-3-5462-8950
300-2 Motohara, Kamikawa-cho Kodama-gun, Saitama 367-0241, Japan
Tel: +81-495-77-4601
1-4-37 Nagatanaka, Higashi-Osaka, Osaka 577-0013, Japan
Tel: +81-6-6781-7281
2-5-8 Higashi-Shinagawa, Shinagawa-ku, Tokyo 140-0002, Japan
Tel: +81-3-5462-4932
Tsutsunaka Kosan Co., Ltd.
2-22 Ishikawa-cho, kashiwara, Osaka 582-0029, Japan
Tel: +81-72-977-3851
Yamaroku Kasei Industry Co., Ltd.
19-10 Katayama-cho, Kashiwara, Osaka 582-0020, Japan
Tel: +81-72-977-3321
Information system and Services
S.B. Recycle Co., Ltd.
2100 Takayanagi, Fujieda, Shizuoka 426-0041, Japan
Tel: +81-54-635-6445
20-7 Kiyohara Kogyodanchi, Utsunomiya, Tochigi 321-3231, Japan
Tel: +81-28-667-6226
Sumibe Service Co., Ltd.
2-5-8 Higashi-Shinagawa, Shinagawa-ku, Tokyo 140-0002, Japan
Tel: +81-3-5462-4853
Topics More
- 2025/04/30 Company Notice Concerning Change in Representative Directors
- 2025/03/21 Company Notice Concerning Revision to Year-End Dividend Forecast (Commemorative Dividend for 70th Anniversary of Founding)
- 2025/02/28 Company Changes in Executives
- 2024/09/04 Company Notice of Investment in Venture Capital Specializing in Materials and Chemical Industries
- 2024/07/19 Company Notice Concerning Completion of Payment for Disposal of Treasury Shares as Restricted Stock Compensation Plan
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