Subsidiaries - ( India )

  • Af-Taab Investment Co. Ltd.
  • Chirasthaayee Saurya Ltd.
  • Clean Sustainable Solar Energy Private Limited
  • Coastal Gujarat Power Ltd.
  • Dreisatz Mysolar24 Private Limited
  • Dugar Hydro Power Ltd.
  • Indo Rama Renewables Jath Ltd.
  • Industrial Energy Ltd.
  • Industrial Power Utility Ltd.
  • Maithon Power Ltd.
  • MI Mysolar24 Private Limited
  • NDPL Infra Ltd. (subsidiary of Tata Power Delhi Distribution Ltd.)
  • NELCO Ltd.
  • NELCO Network Products Ltd. (Subsidiary of NELCO Ltd.)
  • Nivade Windfarm Ltd.
  • Northwest Energy Private Limited
  • Poolavadi Windfarm Ltd.
  • Powerlinks Transmission Ltd.
  • Solarsys Renewable Energy Private Limited
  • Supa Windfarm Ltd.
  • Tata Ceramics Ltd.
  • Tata Power Delhi Distribution Ltd.
  • Tata Power Green Energy Ltd.
  • Tata Power Jamshedpur Distribution Ltd.
  • Tata Power Renewable Energy Ltd.
  • Tata Power Solar Systems Ltd.
  • Tata Power Trading Co. Ltd.
  • Tatanet Services Ltd. (subsidiary of NELCO Ltd.)
  • TP Ajmer Distribution Ltd.
  • Vagarai Windfarm Ltd. (Subsidiary of Tata Power Renewable Energy Ltd.)
  • Walwhan Solar Energy GJ Limited
    (formerly known as Walwhan Solar Energy GJ Private Limited and Unity Power Private Limited)
  • Walwhan Solar Raj Limited
    (formerly known as Walwhan Solar Raj Private Limited and Viraj Renewables Energy Private Limited)
  • Walwhan Renewable Energy Limited
    (formerly known as Walwhan Renewable Energy Private Limited and Welspun Renewables Energy Private Limited)
  • Walwhan Solar BH Limited
    (formerly known as Walwhan Solar BH Private Limited and Welspun Energy Jharkhand Private Limited)
  • Walwhan Solar MH Limited
    (formerly known as Walwhan Solar MH Private Limited and Welspun Energy Maharashtra Private Limited)
  • Walwhan Wind RJ Limited
    (formerly known as Walwhan Wind RJ Private Limited and Welspun Energy Rajasthan Private Limited)
  • Walwhan Renewable Energy Limited (Subsidiary of Tata Power Renewable Energy Ltd.)
  • Walwhan Solar AP Limited
    (formerly known as Walwhan Solar AP Private Limited and Welspun Solar AP Private Limited)
  • Walwhan Solar KA Limited
    (formerly known as Walwhan Solar KA Private Limited and Welspun Solar Kannada Private Limited)
  • Walwhan Solar MP Limited
    (formerly known as Walwhan Solar MP Private Limited and Welspun Solar Madhya Pradesh Private Limited)
  • Walwhan Solar PB Limited
    (formerly known as Walwhan Solar PB Private Limited and Welspun Solar Punjab Private Limited)
  • Walwhan Energy RJ Limited
    (formerly known as Walwhan Energy RJ Private Limited and Welspun Solar Rajasthan Private Limited)
  • Walwhan Solar TN Limited
    (formerly known as Walwhan Solar TN Private Limited and Welspun Solar Tech Private Limited)
  • Walwhan Solar RJ Limited
    (formerly known as Walwhan Solar RJ Private Limited and Welspun Solar UP Private Limited)
  • Walwhan Urja Anjar Limited
    (formerly known as Walwhan Urja Anjar Private Limited and Welspun Urja Gujarat Private Limited)
  • Walwhan Urja India Limited
    (formerly known as Welspun Urja India Limited)

Subsidiaries - ( Foreign )

  • Bhira Investments Ltd.
  • Bhivpuri Investments Ltd.
  • Energy Eastern Pte. Ltd. (subsidiary of Coastal Gujarat Power Ltd.)
  • Khopoli Investments Ltd.
  • PT Sumber Energi Andalan Tbk
  • Tata Power International Pte. Ltd.
  • Trust Energy Resources Pte. Ltd.

Joint Ventures :

  • Adjaristsqali Georgia LLC
  • Adjaristsqali Netherlands BV
  • Amakhala Emoyeni RE Project 1 (Pty.) Ltd.
  • Beta Land Holdings Ltd.
  • Candice Investments Pte. Ltd.
  • Cennergi Pty. Ltd.
  • Dagachhu Hydro Power Corporation Ltd.
  • Gamma Land Holding Ltd.
  • Ginger Land Holdings Ltd.
  • Indocoal KPC Resources (Cayman) Ltd.
  • Indocoal Resources (Cayman) Ltd.
  • Itezi Tezhi Power Corporations
  • Koromkheti Georgia LLC
  • Koromkheti Netherlands BV
  • LTH Milcom Pvt. Ltd.
  • Mandakini Coal Company Ltd.
  • PT Antang Gunung Meratus
  • PT Arutmin Indonesia
  • PT Baramulti Sukessarana Tbk
  • PT Citra Kusuma Perdana
  • PT Citra Prima Buana
  • PT Dwikarya Prima Abadi
  • PT Guruh Agung
  • PT Indocoal Kalsel Resources
  • PT Indocoal Kaltim Resources
  • PT Kalimantan Prima Power
  • PT Kaltim Prima Coal
  • PT Marvel Capital Indonesia
  • PT Mitratama Perkasa
  • PT Mitratama Usaha
  • PT Nusa Tambang Pratama
  • Resurgent Power Ventures Pte. Ltd.
  • Solace Land Holding Ltd.
  • Tsitsikamma Community Wind Farm (Pty.) Ltd.
  • Tubed Coal Mines Ltd.

Associates

  • Brihat Trading Private Ltd.
  • Nelito Systems Ltd.
  • Panatone Finvest Ltd.
  • Tata Communications Ltd.
  • Tata Projects Ltd.
  • The Associated Building Co. Ltd.
  • Yashmun Engineers Ltd.