Meet Praetorian's Leadership Team

Our team members come from a wide range of backgrounds and specialties. Previous employers include Symantec, McAfee, IBM, Intel, Rapid7, Sun Microsystems, Dell, National Instruments, Lawrence Livermore National Labs and PricewaterhouseCoopers. All consultants come from a computer science, engineering, or information systems discipline and many consultants have obtained masters and doctorates. Our team members include published authors, technical editors, open source developers, industry researchers, and conference presenters.

Nathan Sportsman, Founder and Chief Executive Officer

Nathan Sportsman

As the Founder and CEO of Praetorian, Nathan is responsible for setting the overall strategy and direction of the company. Prior to founding Praetorian, Nathan's previous work experience included industry-leading companies such as McAfee, Symantec, and Sun Microsystems. His consulting experience has crossed most industry sectors and clients have ranged from Wall St and Silicon Valley to government intelligence agencies and renowned educational institutions.

An active participant in the security community, Nathan is a frequent public speaker and has lectured on the latest hacking techniques for the National Security Agency, served as an instructor for the Ultimate Hacking Series at Black Hat, and is a regular speaker for various security organizations such as ISSA, Infragard, and OWASP. In addition, Nathan is a contributing author to the 6th & 7th Editions of the world's best-selling computer security book, Hacking Exposed.

An engineer by trade, Nathan is a U.S. patent holder (issue no. 7444268), a NIST individual contributor, and an open source developer. Nathan holds a BS in Electrical & Computer Engineering from The University of Texas at Austin.

Chris Prosise, VP of Business Development

Chris Prosise

Chris Prosise is a security engineer in Praetorian's Austin, Texas office where he helps with sales and service delivery. Prior to joining Praetorian, Chris co-founded Foundstone, Inc. and later served as Senior Vice President of Professional Services at McAfee, which acquired Foundstone. He began his career in information security as an active duty intel officer at the Air Force Information Warfare Center, performing some of the Internet's earliest red team and incident response activities. As a Manager at Ernst & Young he led and performed similar penetration testing and incident response engagements for Fortune 500 clients. Chris also served as an adjunct Professor and Faculty Advisor at Carnegie Mellon University where he taught graduate students the latest techniques in ethical hacking and incident response.

He is also co-author of the best-selling book, Incident Response: Investigating Computer Crime, and of CNET's "Security Issues" column. Chris has been a featured Speaker at conferences such as Networld+Interop, Infragard, LegalTech, and the Forum of Incident Response and Security Teams (FIRST). He has written articles for SysAdmin and is the technical editor of Hacking Exposed: Network Security Secrets and Solutions and Upgrading, Troubleshooting, and Maintaining Networks: The Complete Reference.

Chris holds a BS in Electrical Engineering from Duke University.

Josh Abraham, VP of Professional Services

Josh Abraham

At Praetorian, Josh is a key member of the technical execution team. In this capacity, he is responsible for leading, directing, and executing client-facing engagements that include Praetorian's tactical and strategic service offerings. Prior to joining Praetorian, Josh spent six years at Rapid7 where he helped build the company's professional services division, defined the firm's core methodologies, and trained new employees on the latest hacking techniques.

Over the years, Josh has become a well-known resource for his contributions to the information security space. An avid researcher and presenter, Josh has spoken at numerous conferences including BlackHat, DefCon, ShmooCon, The SANS Pentest Summit, Infosec World, SOURCE Barcelona, CSI, OWASP, LinuxWorld, Comdex, and BLUG.

In his spare time, Josh is a contributing developer to numerous open source security projects such as the BackTrack LiveCD, BeEF, Nikto, Fierce, Metasploit, GISKismet, and PBNJ. Josh is also a respected security resource to the media and has been quoted by news outlets such as ComputerWorld, DarkReading, and SC Magazine. Josh holds a BS in Computer Science from Northeastern University.

Anthony Marquez, Director of Engineering

Anthony Marquez

Prior to joining Praetorian, Anthony worked at Lawrence Livermore National Labs (LLNL) where he was a key contributor to several projects that emphasized the lab’s mission of strengthening national security. During his time at LLNL, Anthony was able to work with an array of technologies including ultra-wideband radar systems, various biometric sensors, and mobile application development.

Anthony graduated from Stanford University with a Bachelors of Science in Electrical Engineering and Masters of Science degree in Management Science and Engineering.

While at Stanford, Anthony received a Graduate Engineering Minority (GEM) Fellowship and was sponsored by IBM. At GEM’s 30th Anniversary Gala, he received the award for the Most Promising Male Master’s Fellow. In addition, Anthony received several other notable awards at Stanford including School Of Engineering Outstanding Graduate Student and Veteran Leadership Award and the School of Engineering Executive Leadership Award.

Matt Starolis, VP of Sales

Matt Starolis

Matt is responsible for the continuance of Praetorian's rapid expansion and strategic growth. Prior to joining Praetorian, Matt spent five years at National Instruments as a District Sales Manager covering Northern California's Silicon Valley area. Key accounts included Lockheed Martin, NASA-Ames Research Center, Space Systems/Loral, and BAE.

Over the years, Matt has long been recognized for his dedication to customer service and focus on value-based, lasting relationships. As a member of NI's exclusive Circle of Excellence, he was a finalist for Rookie Salesperson of the Year, a winner of the peer-nominated Team Spirit Award, and was the keynote speaker at NI's Global Sales Conference.

Matt earned a BS in Electrical and Computer Engineering from The University of Texas at Austin where he was a College Scholar and worked closely with distinguished professor and computer architect, Dr. Yale Patt. While at UT-Austin, his primary focus centered on computer design and system software.

Paul West Jauregui, VP Marketing

Paul Jauregui

Paul is responsible for leading Praetorian's overall marketing efforts, including lead generation, advertising, branding, corporate communications and public relations. Paul is also acting business lead for Praetorian’s Internet of Things (IoT) service line, working alongside a team of security engineers who provide end-to-end IoT penetration testing—from chip to code—for today’s leading organizations, including GE, Whirlpool, Kimberly-Clark, Ingenu, J&J, and others. His creative work in advancing IoT security has been featured by Fortune Magazine, NBC News, BusinessWeek, and TechCrunch. Paul is currently focused on leveraging his team’s engineering culture in innovative ways to help position Praetorian as one of the most respected information security companies in the world.

Before joining Praetorian, Paul served as creative director for Myover Inc., where he was responsible for overseeing multi-disciplinary teams in the development and production of creative marketing solutions that generated results for clients.

Paul earned his Masters in Business Administration, with a concentration in Marketing, from St. Edward's University and his Bachelors of Science in Communications from the University of Texas at Austin. He is an active member of the American Marketing Association (AMA) and the American Institute of Graphic Arts (AIGA).