Rail Vikas Nigam Limited (RVNL), incorporated in 2003 by the Ministry of Railways, works as a project execution agency responsible for developing and upgrading India’s railway infrastructure, with a strong focus on network expansion, port connectivity, and modernization of key routes like the golden quadrilateral; the company handles diverse railway projects such as new line construction, track doubling, electrification, gauge conversion, metro rail systems, major bridges, workshops, and institutional buildings, and earns a fixed management fee from the Ministry of Railways based on project type, while Indian Railways remains its main client along with other government bodies, supported by a large project portfolio and consistent profitability over the years.