Abengoa Announces Confidential Submission of Draft Registration Statement by Yieldco Vehicle

Washington, March 3, 2014 Abengoa (MCE: ABG.B/P SM /NASDAQ: ABGB) today announced that it confidentially submitted a draft registration statement on Form F-1 to the United States Securities and Exchange Commission (SEC) relating to the proposed initial public offering of the common stock of a yieldco vehicle. The number of shares of common stock to be sold and the price range for the proposed offering have not yet been determined. The initial public offering is expected to commence after the SEC completes its review process, subject to market and other conditions.

This press release is being made pursuant to and in accordance with Rule 135 under the Securities Act of 1933 and does not constitute an offer to sell or the solicitation of an offer to buy securities, and shall not constitute an offer, solicitation or sale in any jurisdiction in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of that jurisdiction.

About Abengoa

Abengoa (MCE: ABG.B/P SM /NASDAQ: ABGB) applies innovative technology solutions for sustainability in the energy and environment sectors, generating electricity from renewable resources, converting biomass into biofuels and producing drinking water from sea water.