Patel Engineering Limited is a significant player in the hydro energy sector with ongoing substantial projects such as the Kwar Hydroelectric Project and other hydropower projects amounting to 8,000 MW. These projects reflect the company's strategic involvement and expansion within the hydroelectric segment, making it one of their core business areas.

NHPC Limited is one of India's largest hydropower developers with several large-scale hydroelectric projects such as the 800 MW Parbati-II, Ratle Hydro Electric Project (850 MW), and Dibang Multipurpose Project (2880 MW) underway. Additionally, their recent commissioning of Parbati-II is a significant development affirming their leadership in the hydropower sector. NHPC is also executing other major hydro projects across India.

Om Infra Limited is a key player in the hydromechanical EPC domain, specializing in large-scale hydroelectric projects and pump storage solutions, including notable projects like the Kundah Pump Storage and NHPC's Dibang multipurpose project.

SJVN Limited, a major hydroelectric power company in India, has an extensive portfolio of operational and under-construction hydro projects, including Arun-III, Luhri, and Buxar. The company is expanding its hydro energy assets significantly, contributing to India's energy mix, and has achieved major milestones like forest and environment clearances for key projects such as Etalin and Attunli.

With major achievements like commissioning three units of the 6x170 MW Punatsangchhu-II hydro project in Bhutan in 2025, BHEL demonstrates significant involvement in hydro energy projects, affirming its position as a key player in large-scale hydroelectric projects across international markets.

Graphite India possesses a hydroelectric power generation capacity of 18 MW, showcasing its strategic engagement in hydro energy. This capacity provides captive power consumption for its operations, reducing dependence on external power sources and contributing to sustainability goals.

Torrent Power Limited is involved in a strategic expansion of its renewable energy portfolio, focusing on a 3 GW Pumped Storage Hydro Project in Raigad, Maharashtra. This project, with a planned capacity cost of approximately ₹14,000 crore and an agreement with MSEDCL, marks its significant involvement in developing large-scale hydropower infrastructure, highlighting Torrent Power's commitment to hydro energy as a substantial energy source.

REC Limited finances large-scale hydro projects and recently supported the 4x82.5 MW Alaknanda Hydro Power Project in Uttrakhand and the 624 MW Kiru Hydro Electric Plant in Jammu & Kashmir, demonstrating its noteworthy involvement in hydroenergy sector initiatives at a significant scale.

Hindustan Construction Company Ltd is a key player in hydro energy, with a strong active engagement in notable projects such as the Vishnugad Pipalkoti Hydro Electric Project, where they have completed 7.5 km of TBM mining out of 12.1 km. This substantial involvement in major hydro projects underscores their strategic focus and capability in this sector.

NTPC has significantly increased its focus on hydro energy, with major projects like the Tehri pumped storage project and preliminary studies for around 13 GW of other hydro projects. The company's proactive steps to expand its hydroelectric portfolio indicate a strategic investment in scaling its renewable energy mix beyond conventional thermal operations.

Sarda Energy & Minerals Ltd (SEML) operates a material hydro portfolio (~167 MW operational including the 113 MW Sikkim asset and newly commissioned 24.9 MW Rehar) and has ~75 MW of hydro projects under implementation, demonstrating ownership and operation of utility-scale hydro plants which produce long‑duration, high‑margin contracted cash flows for the company.

NLC India Limited has included large pumped storage and pumped hydro in its 2030 plan with 1,600 MW pumped storage capacity and specific Odisha pumped storage projects, reflecting material capex and system-level planning to integrate variable renewables and provide grid-balancing services, demonstrating strategic intent in hydro energy deployment at scale.