OFFICE / WORKS

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The headquarters of SEO is located in Osaka, but we also have a Tokyo Office, and four works in Ichikawa, Mikkaichi, Kaizuka, and Wakayama.
Based on our basic philosophy of "contributing to the development of society through our corporate business by putting our customers first in our beliefs", we work together continuously with our customers to make products that can be trusted with "quality, price and delivery time".

Head Office & Offices

Head Office

Mitsubishi Juko Osaka Bldg. 5th Floor
1-3-20, Tosabori, Nishi-ku, Osaka City,
550-0001 Japan
Phone: +81-6-6225-2338 / Representative
Phone: +81-6-6225-2333 / Business Representative
Fax: 06-6225-2370

・Osaka Metro Yotsubashi Line:Four minutes on foot from Exit 3 of Higobashi Station

・Osaka Metro Midosuji Line:Fifteen minutes on foot from Exit 9 of Yodoyabashi Station

Tokyo Office

Mita Station Bldg, Amita 8th Floor
802, 5-31-7 Shiba Minato-ku, Tokyo, 108-0014 Japan
Phone: +81-3-3457-0911 / Representative
Fax: +81-3-3457-0914

・Two minutes on foot from West Exit of JR Tamachi Station

・Toei Subway Asakusa Line or Mita Line: Next to Exit A-3 of Mita Station

Forging Works

Ichikawa Works

This facility is engaged in the manufacture of a wide variety of forged steel products. Product quality is strictly controlled through consistent manufacturing comprising material cutting, forging, heat treatment, machining, and shipping. In addition, active efforts have been and continued to be made to achieve accreditations and meet customer needs through high levels of quality and technical improvements.

869-20 Aza Kanzaki, Ichikawa-cho, Kanzaki-gun, Hyogo Prefecture, 679-2333 Japan
Phone: +81-790-28-0590
Fax: +81-790-28-1140

・JR-West Bantan Line: Ten minutes on foot from Tsurui Station (Thirty minutes from Himeji)

・Bantan Renraku Road: Seven minutes by car from Ichikawa Kita Ramp or ten minutes by car from Ichikawa Minami Ramp

Heat Exchanger Works

Mikkaichi Works

SEO provide a state-of-the-art technology for heat exchangers for many customers for the effective utilization of energy.These facilities are responsible for all activities related to heat exchangers including basic and production design, manufacturing, and after sales service. We can meet all customer needs due to our experience and achievements.

9-10 Nishikatasoe-cho, Kawachinagano City, Osaka Prefecture, 586-0047
Phone: +81-721-63-5081
Fax: +81-721-63-5089

・Nankai Electric Railway Koya Line: Seven minutes on foot from Mikkaichicho Station (30 minutes from Namba by express train)

Kaizuka Works

Kaizuka Works is a dedicated plant for large heat exchangers of 30tons or more, such as Turbine Cooling Air Coolers for gas turbine combined cycle plants.

1-20 Nishikikita-cho, Kaizuka City, Osaka Prefecture, 597-0092 Japan
Phone: +81-72-437-6921
Fax: +81-72-437-6923

・Nankai Wakayama Port Line: 7 minutes by car from Wakayama Station

Shearing Works

Wakayama Works

We have a long press brake (600 tons × 7 m) and a high-output, large-scale laser cutting machine (6 kW × large table of 3,150 × 14,000 mm in size) at Wakayama Works. Therefore, we can perform press processing, including the cutting and bending of steel plates, with high quality and at a low cost to meet customer needs. For the bending process, which has a high degree of difficulty, we consider challenging trial production first and do our best to meet customer requests.

Shearing & Bending Products

564 Minato, Wakayama City, Wakayama Prefecture 640-8404 Japan
Phone: +81-73-431-4361
Fax: +81-73-432-5264

・Nankai Wakayama Port Line: 7 minutes by car from Wakayama Station

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