This document provides an overview of doing business in Spain. It discusses Spain's government and constitution, the domestic market, economy, foreign trade, financial institutions, and stock market. It also outlines the various ways to set up a business in Spain, including through a Sociedad Anónima (SA) company, which is commonly used by medium to large corporations. Key requirements for establishing an SA include a minimum share capital, rules for cash vs non-cash contributions, board of director/administrator requirements, and registration with a public notary.