Guidance Software, Inc. (NASDAQ: GUID) today announced management participation at the 2012 Southwest IDEAS Investor Conference.

A live webcast of the conference can be accessed on Guidance’s website at http://investors.guidancesoftware.com/events.cfm. A replay of the webcast will be available for 90 days after the presentation and can be accessed at the same web address.

About Guidance Software:

Guidance Software is recognized worldwide as the industry leader in digital investigative solutions. Its EnCase® platform, with more than 40,000 licenses distributed worldwide, provides the foundation for government, corporate and law enforcement organizations to conduct thorough, network-enabled, and court-validated computer investigations of any kind, such as responding to e-discovery requests, conducting internal investigations, responding to regulatory inquiries or performing data and compliance auditing - all while maintaining the integrity of the data. The EnCase Enterprise platform is used by numerous Federal Civilian and Defense agencies, more than 60 of the Fortune 100, and thousands attend Guidance Software's renowned training programs annually. For more information about Guidance Software, visit www.guidancesoftware.com.

EnCase®, EnScript®, FastBloc®, EnCE®, EnCEP®, CaseCentral®, CaseCentral eDiscovery Cloud®, Guidance Software™ and Tableau™ are registered trademarks or trademarks owned by Guidance Software in the United States and other jurisdictions and may not be used without prior written permission. All other trademarks and copyrights referenced in this press release are the property of their respective owners.

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