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Affiliated companies

Network Overseas

PT. Komponindo Betonjaya (KOBE)
Jl. Raya Cikarang Cibarusah No. 99, Sukaresmi - Cikarang Selatan, Bekasi 17550, Indonesia
Tel:+62-21-897-5558
Fax:+62-21-8990-6762
PT. Wijaya Karya Komponen Beton
(WIKA-KOBE)

Kawasan Industri Suryacipta Jl. Surya MadyaⅢ Kav.I-28Q Karawang Timur Jawa Barat 41363, Indonesia
Tel:+62-267-863-0416
Fax:+62-267-863-0349
VINA-PSMC Precast Concrete Company Limited
Block 1699, Long Dinh Industrial Zone, Can Duoc Ward, Long An Province, Vietnam
Tel:+84-72-3633-070
Fax:+84-72-3633-072

Group Companies

PSK Co., Ltd.
PSK plans, designs, manufactures, sells and leases construction equipments and materials. PSK provides service including engineering, operation and utilization of equipments using its specialized resources.
Address:Shoei Nihonbashi Honcho Bldg. 3-8-5 Honcho, Nihonbashi, Chuo-ku, Tokyo 103-0023 Japan
Tel:+81-3-5643-5651
Fax:+81-3-5643-5652
Newtech Kowa Corporation
Newtech Kowa provides comprehensive maintenance and renewal of structure including survey, diagnosis, design and construction works such as strengthening, replacement, retrofit and deterioration prevention.
Address:2-1-3 Higashitabata, Kita-ku, Tokyo 114-0013 Japan
Tel:+81-3-5692-4825
Fax:+81-3-3893-0929
PS Concrete Co., Ltd.
PS Concrete inherits technology and know-how of P.S. Mitsubishi’s long time experience and provides a variety of quality prestressed precast concrete products at its specialized factories.
Address:Harumi center Bldg. 3F, 2-5-24, Harumi, Chuo-ku, Tokyo 104-8215, Japan
Tel:+81-3-6385-9025
Fax:+81-3-3533-9925
Ryoken Corporation
Ryoken Corporation provides a variety of services including sale and lease of construction equipments and materials, real estate , insurance brokerage and travel agency business. It backs up the group’s business.
Address:2-1-3 Higashitabata, Kita-ku, Tokyo 114-0013 Japan
Tel:+81-3-6386-3101
Fax:+81-3-3809-3022
Ryoken Kiso Co., Ltd.
Ryoken Kiso is a foundation engineering and construction company. Ryoken Kiso pursues new development and environmentally friendly methods including “Tsubasa Plie” and “HYSC Pile”.
Address:NK Bldg. Shin-Otsuka, 5-7-12 Otsuka, Bunkyo-ku, Tokyo 112-0012 Japan
Tel:+81-3-6912-6334
Fax:+81-3-5956-1255

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