IOT Engineering Projects Limited (IOTEP) has its Head Office at Mumbai, with a permanent employee strength of approximately 800 engineers and supervisory staff.

The company offers services for the installation of Refineries, Petrochemicals, Fertilizers, Power and Cement Plants.

IOTEP is a wholly owned subsidiary of IOT Infrastructure & Energy Services Limited (formerly known as Indian Oiltanking Limited), which is a 50:50 joint venture company of Indian Oil Corporation Limited and Oiltanking GmbH, Germany.

Services :

a) Civil, Mechanical / Electrical & Instrumentation works Construction of:

  • Petrochemical Plants
  • Refineries
  • Heaters/Crackers/Reformers
  • Power Plants
  • Fertilizer Plants
  • Metallurgical / Pharmaceutical & other chemical plants

b) Shutdown and annual turnaround contracts for repairs, revamp and re-conditioning of large industrial projects.


  • Indian Oil Corporation Limited
  • Toyo Engineering India limited.
  • Reliance Petroleum Limited
  • Coastal Gujarat Power Limited (through Doosan)
  • Ambuja Cements Limited
  • Heurtey Petrochem, India
  • Reliance Infrastructure Limited
  • ACC Limited
  • Larsen & Toubro Limited
  • Shandong Tiejun Electric Power Engg. Co. limited.
  • Jai Prakash Associates