Headquarters
26-11, 3-Chome, Tsukishima, Chuo-ku, Tokyo 104-0052 JAPAN
TEL : 81-3-4455-2505 （overseas business dept.）
FAX : 81-3-6219-6835
Haneda Branch
5-1, 6-chome, Higashi Kojiya, Ohta-ku, Tokyo 144-0033 JAPAN
| Dept | Direct Call | FAX |
|---|---|---|
| Overseas business Dept | 81-3-4455-2505 | 81-3-3742-7430 |
| Engineering Dept | 81-3-3742-5212 | 81-3-3743-5450 |
| Manufacturing Dept | 81-3-3742-5221 | 81-3-3742-7348 |
| Construction Dept | 81-3-3742-5223 | 81-3-3742-7438 |
Subsidiaries
Johor Bahru, MALAYSIA
IIW ENGINEERING CO. SDN. BHD.
SINGAPORE
IIW SINGAPORE PTE. LTD.
Branch・Representative office
Brunei, Taiwan, Indonesia
