We meet the needs of our customers with creativity and comprehensive knowledge.
(As of 1 May 2025)
Total 541 Engineers 465
Economists,Administrative and Supporting Staff 76
Certified Staff
| Ph.D.（engineering） | 8 |
|---|---|
| Professional Engineers | 285 |
| RCCMs | 56 |
| Railway Designers | 5 |
| Certified Environmental Measurers | 6 |
| Land Readjustment Engineers | 1 |
| First - Class Architects | 8 |
| Surveyors | 23 |
| Compensation Managers | 17 |
| First - Class Sewerage Engineers | 4 |
[Head Office]
4-11-10,Higashinakajima HigashiYodogawa-ku,Osaka,533-0033,JAPAN
TEL：+81-6-6160-1227
FAX：+81-6-6160-1239
[Tokyo Head Office]
2-10-13,Kojimachi,Chiyoda-ku,Tokyo,102-0083,JAPAN
TEL：+81-3-3511-2002
FAX：+81-3-3511-2032
