Sep. 28, 2009 (PR Newswire) --

HOUSTON, Sept. 28 /PRNewswire-FirstCall/ -- Carrizo Oil & Gas, Inc. (Nasdaq: CRZO) announced today that the Company's Chief Executive Officer, S. P. "Chip" Johnson, will make a presentation at the IPAA Oil and Gas Investment Symposium in San Francisco on Wednesday, September 30, 2009.

(Logo: http://www.newscom.com/cgi-bin/prnh/20030523/CRZOLOGO)

A webcast of the presentation can be accessed on the company website at http://www.crzo.net/, clicking on "Investor Relations" and then clicking on "IPAA OGIS Presentation 9/30/09." The presentation will be webcast live beginning at 10:55 AM PDT on Wednesday, September 30, 2009. The presentation slide book will be available coincident with Carrizo's conference presentation.

Carrizo Oil & Gas, Inc. is a Houston-based energy company actively engaged in the exploration, development, exploitation, and production of oil and natural gas primarily in the Barnett Shale in North Texas and in proven onshore trends along the Texas and Louisiana Gulf Coast regions. Carrizo controls significant prospective acreage blocks and utilizes advanced 3-D seismic techniques to identify potential oil and gas reserves and drilling opportunities. Carrizo also controls large acreage positions in other productive shale resource plays including the Marcellus and Fayetteville.

Contact:  Carrizo Oil & Gas, Inc.
Richard Hunter, Vice President of Investor Relations
Paul F. Boling, Chief Financial Officer
(713) 328-1000

SOURCE Carrizo Oil & Gas, Inc.