| Company name | Tohoku Field Construction Co. |
| Head Office Address | 13-5 Suginoda, Nanakita, Izumi-ku, Sendai, Miyagi 981-3131, Japan TEL 022-371-7972 |
| Akashi Equipment Center | 39-13 Shimomukaida, Akashi, Tomiya, Miyagi 981-3326, Japan TEL / FAX 022-348-1911 |
| Kitakami Office | 18-2, 32-chiwari, Kita-Oniyanagi, Kitakami-shi, Iwate 024-0072 TEL:0197-72-5470 FAX:0197-72-5471 |