Company Registration and Ownership

Guidance Software, Inc.* 215 North Marengo Avenue, Suite 250 Pasadena, CA 91101 Directions Main: (626) 229-9191 (866) 973-6577 Fax: (626) 229-9199

New York 551 5th Avenue Suite 400 New York, NY 10176 Main: (212) 277-3700 Fax: (212) 277-3707 Directions

San Francisco 2200 Powell Street Suite 800 Emeryville, CA 94608 Main: (510) 652-5011 Fax: (510) 652-5018 Directions

Brazil

Av. Paulista, 2300 Andar Pilotis - Cerqueira Cesar São Paulo – SP, 01310-300, Brazil Main: +55 11 6847-4665

United Kingdom* Thames Central, 5th Floor Hatfield Road Slough, Berkshire SL1 1QE Main: +44 (0) 1753552252 Fax: +44 (0) 1753552232 Directions

Washington D.C.* 21000 Atlantic Blvd Suite 750 Dulles, VA 20166 Main: (703) 433-5400 Fax: (703) 433-5368 Directions

Houston* 1300 Post Oak Blvd Suite 550 Houston, TX 77056 Main: (832) 200-9068 Fax: (832) 200-9069 Directions

Chicago* 9450 West Bryn Mawr Ave, Suite 200 Rosemont, IL 60018 Main: (847) 994-7324 Fax: (847) 994-7325 Directions

Singapore 80 Raffles Place Unit 36-02, UOB Plaza 1, Singapore 048624 Main: +65 6248 4527 Fax: +65 6248 4531

Product Names