Management Team

Richard Martin - PI, CISSP, CHFI, CISA, CIA

Managing Partner - Sales & Consulting

Richard is a Waco native and started his career as an internal auditor for a publicly-traded company based in Austin, Texas. While there, Richard transitioned to an IT auditor and then in 2007 had an opportunity to work at Texas State Technical College (TSTC) as an Integrated Auditor. While at TSTC, Richard was promoted twice, first to Associate Director of Enterprise Risk Management, then to Executive Director of Information Security and Compliance and Information Security Officer in 2012.

As Information Security Officer, Richard developed and implemented TSTC’s first information security framework and cybersecurity strategy. In this position, he has been exposed to a number of incidents from hacking to digital forensic investigations.

Richard is a Certified Information Systems Security Professional (CISSP), Certified Hacking Forensic Investigator (CHFI), Certified Information Systems Auditor (CISA) and a Certified Internal Auditor (CIA).  He holds a bachelor’s degree in Economics from Baylor University.

Donald - PI, MSISA, CHFI, CEH, CASP

Managing Partner - Technology & Operations

Donald is a founding partner of Sentinel. Having a diverse background in all things technology, he is the driving force behind Sentinel’s flagship product, Centurion. Prior to founding Sentinel, Donald worked as a cybersecurity analyst and Director of Cybersecurity. He has worked numerous pentesting engagements, developed pentesting tools and techniques, and worked numerous network forensic investigations and incidents.

Donald spends his spare time gathering threat intelligence on the dark web, developing pentesting tools and techniques to better protect Sentinel’s clients.

Donald is a Certified Ethical Hacker (CEH), Certified Hacking Forensic Investigator (CHFI), and Certified Advanced Security Practitioner (CASP). He holds a master’s degree in Information Security and Assurance.

Taylor - PI

Director of Cybersecurity Operations

Taylor is a National Technical Honor Society graduate out of Arlington, Texas. After moving to Waco, Taylor sought to further her technical education by attending Texas State Technical College (TSTC). During her time at TSTC she became the President of Texas State Technical College’s cybersecurity club that focused on cybersecurity tools and techniques, along with pentesting. In 2018, Taylor sought and was granted an internship at Sentinel as a Security Operations Analyst. Through the course of her internship she advanced to Security Operations Lead, and then Acting Director.

Upon Graduating with a degree in cybersecurity, she was promoted a third time and now serves as Sentinel’s Director of Cybersecurity Operations.

As Director, Taylor oversees the Security Operations Center and is responsible for cybersecurity related operations for over 40 clients. She also manages the partnership program with Texas State Technical College. Currently, Taylor is pursuing designations as a Certified Ethical Hacker.