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Hong Chou
CTO - GeoSpatial Technologies
(714) 861-7033 -

In a fast-paced world where changes in technology are the norm, GeoSpatial Technologies® Inc. (GST) remains a stable and innovative R&D powerhouse, that develops location-based technologies, incorporating Geographic Information Systems (GIS), GPS, and wireless communications for the First Responders, Public Safety, Transportation, and Fleet Management Industries.

Visit GST at the LEIU 20/20
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Crystal English

Behind the success of any program you will find people who make personal sacrifices to make a difference in other people lives. Crystal English is one such person. Since 2012 Crystal has given of her time and generous financial support to make a positive impact on the 20/20. We thank her for all that she does.

Crystal English is a CA-DOJ Certified Crime and Intelligence Analyst and is currently a GIScience student and teaching associate in the Joint Doctoral Program at San Diego State University and University of California-Santa Barbara. Her article on the place-based distribution of property crime in Atlanta was published in The Yearbook of the Association of Pacific Coast Geographers.
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Donna Haynes
EVS – Emergency Vehicle Specialists, Inc.
EVS provides complete two-way radio & emergency vehicle system solutions for law enforcement, public safety and the military. With 38 years’ experience, our mission is to provide the most reliable, efficient and cost-effective solution for your department.  As a single source provider, we can meet all your communications, safety and vehicle equipment requirements. This affords you a single point of contact and a single point of responsibility. Whether you are upfitting a complete vehicle or replacing a light bar, Emergency Vehicle Specialists, Inc. can supply you with all the equipment necessary.
Visit EVS at the LEIU 20/20 
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Howie Thompson | Executive VP Sales
Media Sonar Technologies Inc.
(855) 898-4044 x 407 -  

Media Sonar is a leading social media intelligence solution that allows you to discover and analyze location-based and non-geo social media data for efficient and actionable intelligence.

Media Sonar’s flexible and easy-to-use platform is unsurpassed in terms of usability. There is no hardware to set up, no software to download or drivers to update and maintain. Our intuitive design means spending less time learning how to use the platform and more time generating results.