Top companies in Indian Electricity & Power Sector

1. Power Grid Corporation Of India Ltd.

Power Grid Corporation of India Limited (POWERGRID) was incorporated on 23 October 1989 as a public limited company, wholly owned by the Government of India. The company is engaged in the power transmission business with responsibility for planning, implementation, operation, and maintenance of inter-state transmission system and operation of national and regional load dispatch centers.

Its transmission network consists of roughly 164,511 circuit kilo meters (ckm) Transmission Lines and 243 EHVAC and HVDC substations, which provide a total transformation capacity of 3,67,097 MVA. POWERGRID transmits about 50% of the total power generated in India on its transmission network. The government of India currently holds a 51.34% stake in the company and the balance 48.66% is held by the public.

2. NTPC Ltd.

NTPC Limited is an Indian Public Sector Undertaking company, which is engaged in the generation and sale of electricity. The company generates electric power using coal-based thermal power plants and is headquartered in New Delhi. The company has also ventured into oil and gas exploration and coal mining activities. It is the largest power company in India with an electric power generating capacity of 62,086 MW. It contributes over 25% of the total power generation of the country.

The company has approximately nine joint venture stations, which are coal-based. It also holds approximately nine renewable energy projects. The company’s subsidiaries include NTPC Electric Supply Company Limited, NTPC Vidyut Vyapar Nigam Limited, Kanti Bijlee Utpadan Nigam Limited, Bhartiya Rail Bijlee Company Limited, and Patratu Vidyut Utpadan Nigam Limited.

3. Adani Transmission Ltd.

Adani Transmission Limited is a holding company. The Company operates as a power transmission company. It is engaged in the transmission of electric energy. Despite only being incorporated in just 2013 it is already one of the top companies in the sector. The company owns, operates, and maintains approximately 5,050 ckm of transmission lines.

4. NHPC Ltd.

NHPC Limited (National Hydroelectric Power Corporation) is a Public Limited Company and was incorporated in the year 1975. It was created with the objective to generate hydroelectric power. The government of India and State Governments holds a 74.51% stake within the Company while the remaining 25.49% is public.

Over the years the company has diversified into other sources of energy like Solar, Geothermal, Tidal, Wind, etc.

5. Tata Power Company Ltd.

Tata Power Company Ltd is India`s largest private sector power utility with an installed generation capacity of over 10,577 MW. The core business of the company is to generate, transmit, and distribute electricity. Tata is one of the few companies that are present in all segments of the power sector viz Generation (thermal, hydro, solar, wind, and liquid fuel), transmission, and distribution.

6. Adani Green Energy Ltd.

Adani Green Energy Limited (AGEL) is one of the largest renewable companies in India. The company was incorporated in 2015 and is part of the Adani Group. In 2017, the company took complete control of the overall solar energy portfolio of Adani Enterprises.

The Company operates and maintains utility-scale grid-connected solar and wind farm projects. AGEL broke into the news in May 2021 went it announced that it will acquire SB Energy’s 5 GW India renewable power portfolio for a fully completed EV of $3.5 billion. The stock price of the company grew over 4,300% in the last five years (till May 2021).