Top Utilities Companies in India List by Market Cap as of August 2026

Adani Power is Power generating and distribution company with headquarters is in India.

Adani Power Limited (APL) have a power generation capacity of 12,450 MW as on 2021 comprising thermal power plants in Gujarat, Maharashtra, Karnataka, Rajasthan, and Chhattisgarh and a 40 MW solar power project in Gujarat. Another 1,600 MW under construction.

As on 2021, Adani Power had 2,400 employees.

NTPC is India's Bigger Power Sector company with headquarters is in India and with Employee Count of 19,918 as on 2021. NTPC company generates and distributes electricity. It has businesses related to power trading, gas exploration and coal mining as well.

As on 2021, NTPC total installed capacity of the company is 67,907.5 MW (including JVs) own stations include 24 coal based, 7 gas based, 1 Hydro 1 Wind 13 Solar and 1 Small hydro plant. Under JV, NTPC has 9 coal based, 4 gas based and 13 renewable energy projects.

POWER GRID CORPORATION OF INDIA is Electric Utility Company involved in distribution and transmission of electricity with headquarters is in Gurgaon of India.

Adani Energy Solutions Limited is a Electric Power Distribution company. It operates more than 11,000 ckt kms of transmission lines and around 18,000 MVA of power transformation capacity. The headquarters is in India.

Adani Transmissions renamed to Adani Energy Solutions Limited in 2023.

Tata Power Company is Electricity generation and distribution company with headquarters is in Mumbai, India.

GAIL (INDIA) is Government owned natural gas processing and distribution company with headquarters is in New Delhi of India.

GMR Infrastructure is an infrastructure enterprises company focused on the areas like Airports, Energy, Transportation and Urban Infrastructure. The company annual revenue is 60,648 million INR as on 2021. The headquarters is in India.

JSW Energy is the leading power generation and natural resource company that generate 4,559 MW, out of which 3158 MW is thermal power,1391 MW is hydropower and 10 MW solar power. The headquarters is in India.

NHPC is Hydroelectric power generation company with headquarters is in Faridabad, India.

NHPC Limited has also diversified in the field of Solar & Wind power.

As on March-2021, NHPC Limited presently has an installation base of 7071 MW from 24 power stations on ownership basis including projects taken up in Joint Venture. NHPC planning to have installed capacity of 20 GW by 2030.

For year ending Mar-2021, consolidated annual net profit was NHPC 3,582 Crores INR.