Essar began as a construction company in 1969 and diversified into manufacturing, services and retail. Essar is managed by Shashi Ruia – Chairman, and Ravi Ruia – Vice Chairman.
Essar began its first operation with the construction of an outer breakwater in Chennai port. The name Essar is derived by combining the first letter of the Chairman's and Vice-Chairman's names – Shashi and Ravi, i.e. S plus R sounds like Essar. The company was incorporated in June 1976 under the name of Essar Construction Limited and was engaged primarily in core sector activities, including marine