About Us

Corporate Data

Company name Toho Chemical Engineering & Construction Co., Ltd.
Established April 1975
Capital 400 million yen

As of April 1, 2026

Representative Akihito Ohtaki
Shareholder Teijin Limited (100%)

As of April 1, 2026

Number of employees 114

As of April 1, 2026

Head office 〒411-8720
234 Kamitogari, Nagaizumi-cho, Sunto-gun, Shizuoka Prefecture, Japan
Phone:+81-55-987-1087(Main)
Fax:+81-55-987-1973
Administration Department(Accounting Section・General Administration Section) Phone:+81-55-987-1087(Main)
Fax:+81-55-987-1973
Business Development Section Phone:+81-55-987-1095
Fax:+81-55-987-1973
Mishima Technical Center
Soil Remediation Center
Phone:+81-55-986-9595(Main)
Fax:+81-55-986-6347
Engineering Division Phone:+81-55-987-1080(Main)
Fax:+81-55-988-7091
Tokushima Office 〒771-1153
37-4 Tadatsu, Yoshinari, Ojin-cho, Tokushima City, Tokushima Prefecture, Japan
Phone:+81-88-641-1313
Fax:+81-88-641-2732
Administration Department(Accounting Section・General Administration Section) Phone:+81-88-641-1313
Fax:+81-88-641-2732
Tokushima Technical Center
Soil Remediation Center
Phone:+81-88-641-2365(Main)
Fax:+81-88-683-3807
Engineering Division Phone:+81-88-641-2446
Fax:+81-88-641-2732
Details of business, etc. Various forms of engineering
Plant construction
Design, construction and maintenance of solvent recovery equipment
Environmental analyses/working environment measurement
  • License/registration, etc.
    • Engineering-related
      Construction business license
      Registration for septic tank maintenance and inspection operators
    • Analysis-related
      Registrations for various measurement certification providers
      Registration for work environment measurement organizations
      Registration for designated research institutions based on the Soil Contamination Countermeasures Act
      Registration for hot spring analysis institutions
  • Management system ownership
    • Engineering-related
      ISO 14001,ISO45001
    • Analysis-related
      ISO 9001,ISO 14001,ISO45001