• Doosti reservoir dam
    Doosti reservoir dam
  • Bidvaz Reservoir Dam
    Bidvaz Reservoir Dam
  • طرح سد دوستي (طرح مشترك ایران و ترکمنستان بر روی رودخانه مرزی هريرود)
    طرح سد دوستي (طرح مشترك ایران و ترکمنستان بر روی رودخانه مرزی هريرود)
  • مطالعات بهبود کیفیت جریان آب ورودی به دریاچه شهدای خلیج فارس (چیتگر)
    مطالعات بهبود کیفیت جریان آب ورودی به دریاچه شهدای خلیج فارس (چیتگر)
  • سـد و نيروگاه پيرتقي در حوضه قزل اوزن
    سـد و نيروگاه پيرتقي در حوضه قزل اوزن
  • Pirtaghi Dam and Powerplant in Ghezelozon area
    Pirtaghi Dam and Powerplant in Ghezelozon area
  • طراحی، تهیه، نصب، اجرا و بهره برداری سد و قفل کشتیرانی مارد آبادان به روش  طرح و ساخت (EPC غیرصنعتی)
    طراحی، تهیه، نصب، اجرا و بهره برداری سد و قفل کشتیرانی مارد آبادان به روش طرح و ساخت (EPC غیرصنعتی)
  • Endineering, Procurement, Installation,Construction &Operation of Mared Abadan Dam &ship - Lock by EPC Method (EPC)
    Endineering, Procurement, Installation,Construction &Operation of Mared Abadan Dam &ship - Lock by EPC Method (EPC)
  • تأمین آب و تأسیسات پمپاژ، انتقال و دفع باطله معدن مس سونگون (فاز I و II)
    تأمین آب و تأسیسات پمپاژ، انتقال و دفع باطله معدن مس سونگون (فاز I و II)
  • (1 & 2 ) Sungun copper factory`s water supply, pumping installations and tailings disposal and transfer
    (1 & 2 ) Sungun copper factory`s water supply, pumping installations and tailings disposal and transfer

Foreign Associates


  • TAICE Company (Germany)
    TAICE Company (Germany)

    Considering the company’s policy in regard with exporting engineering services outside the country, Toossab International Consulting Engineers Company (TAICE) was established in 2006 in Germany. Some joint projects are being performed through cooperation with other German companies.

  • MWH Global Company (U.K)
    MWH Global Company (U.K)

    MWH is one of the leading international consulting companies in water and wastewater in the World. As one of Toossab collaborators in Tehran 5th water treatment plant project and Tehran water supply telemetry system, MWH cooperated also in Ahar Sungun copper mine plant and Mashhad real time monitoring of water distribution network. MWH worked jointly with Toossab in submitting proposal for South Pars water intake and Ashgabad wastewater as well. 

  • Danish Hydraulic Institute  (Denmark   )
    Danish Hydraulic Institute (Denmark )

    DHI is one of the most creditable companies in the field of modeling water resources in order to optimize the use of surface and grand water resources. This company collaborated with Toossab in studies of Kabul River Basin Integrated Water Resources Management project.

  • Australian Tailings Consulting (Australia)
    Australian Tailings Consulting (Australia)

    ATC Company collaborates with this company in designing the Transmission line and Tailing Dam of Sungun Copper project. 

  • Hydro Quebec International Inc. (Canada)
    Hydro Quebec International Inc. (Canada)

    HQI as a major consulting engineers in dam failure simulation, planning automatic instrumental data recording and analysis of general stability of dams, collaborated with Toossab in dam stability control, behavior, and safety management studies of Toroq, Kardeh and Barezoo concrete arch dams.

  • Agrocomplect Company (Bulgaria)
    Agrocomplect Company (Bulgaria)

    Agrocomplect Co. has collaborated with this company in designing and supervision on execution of Yaghoobi, Doosti, Daroongar and Esfarayen dams.  

  • SWECO Company (Sweden)
    SWECO Company (Sweden)

    This company is cooperating  with this company  in the national plan of Water Transmission Pipe Line  from  Persian Gulf to the South East  Industries of the country  in the field  of Pipes  Guarantees, the number of Pumping Stations and Electrical parts of project

  • Turkmen Suwylym Taslama (Turkmenistan )
    Turkmen Suwylym Taslama (Turkmenistan )

    This company known as the biggest water consultant in Turkmenistan, has been collaborated with Toossab in designing of Doosti dam, located at Iran and Turkmenistan border.

  • Serial Company (Sudan)
    Serial Company (Sudan)

    A construction company in the field of water and wastewater and now is working on various projects with Toossab  Company in Sudan.

  • Khodari Company (Syria)
    Khodari Company (Syria)

    Khodari Engineering and Construction Company, registered in Aleppo, Syria has been cooperated with this consultant in studies of promoting the of Aleppo Wastewater Treatment Plant Development Project  

  • EEPCO Company (Tanzania)
    EEPCO Company (Tanzania)

    EEPCO has been cooperating with Toossab as a local company in preparation of tender documents for water related projects. 

  • Momtaz Company (Afghanistan)
    Momtaz Company (Afghanistan)

    Momtaz is a contractor company located in Afghanistan that cooperates with ToossAb in preparation of tender documents for EPC projects. Currently, Andkhoy water supply project is under construction as a joint work of these two companies. 

  • Alborz Kenya Company (Kenya)
    Alborz Kenya Company (Kenya)

    This company with its office in Nairobi, Kenya, is collaborating with Toossab in the fields of construction and consultation.

  • Oily Makan Company (Turkmenistan)
    Oily Makan Company (Turkmenistan)

    This contractor with its central office based in Mary, Turkmenistan, has been collaborating with Toossab in execution of some projects.

  • Natural Resources Company  ( Oman)
    Natural Resources Company ( Oman)

    This company with its head office located in Oman is collaborating with Toossab in the fields of construction and consultation.