Carrizo Oil & Gas, Inc. to Attend Investment Forum and to Post Updated Investor Presentation on Website

HOUSTON, TX -- (Marketwire) -- 03/05/13 -- Carrizo Oil & Gas, Inc. (NASDAQ: CRZO) President and CEO, S. P. "Chip" Johnson, IV will be participating in a series of private meetings with institutional investors and portfolio managers at the 4th Annual Wells Fargo Securities Exploration & Production Forum to be held on March 7, 2013 in Boston, MA.

These presentations will not be webcast. In order to meet full disclosure requirements, a copy of the corporate presentation slide book to be used as support material at these meetings will be posted to the Carrizo website at 5:00 pm EST March 6. The slide book can be accessed at http://www.crzo.net/investor-presentations and then clicking on "Wells Fargo E & P Forum Presentation."

Carrizo Oil & Gas, Inc. is a Houston-based energy company actively engaged in the exploration, development, and production of oil and gas from resource plays located in the United States. Our current operations are principally focused in proven, producing oil and gas plays primarily in the Eagle Ford Shale in South Texas, the Niobrara Formation in Colorado, the Barnett Shale in North Texas, the Marcellus Shale in Pennsylvania, and the Utica Shale in Ohio.