Repsol S.A.[2][nb 1] (Spanish pronunciation: [repˈsol]) is a Spanish multinational energy and petrochemical company based in Madrid. It is engaged in worldwide upstream and downstream activities. In the 2021 Forbes Global 2000, Repsol was ranked as the 683rd-largest public company in the world.[3] As of 2021, it has more than 24,000 employees worldwide.

It is vertically integrated and operates in all areas of the oil and gas industry, including exploration and production, refining, distribution and marketing, petrochemicals, power generation and trading. The business strategy also includes a renewable energy division.[1]