2003 Fast 50

5: Guidance Software Inc.
Location: Pasadena, Calif.
Annual growth rate: 1.359027627
2002 Revenue: 6,290,123
2001 Revenue: 4,973,918
2000 Revenue: 2,527,713
1999 Revenue: 889,182
1998 Revenue: 203,108
Leadership: John Patzakis, president and chief executive officer
Number of employees: 150
Website: www.guidancesoftware.com
Lines of business: Computer forensics and training
Major customers: N/A
Major contracts/projects: N/A