Protos attends many impactful events and conferences throughout the year. We invite you to join us at one of our upcoming events! Please view the event list below to learn more or register to attend.
The RIOT Security Conference, formally known as the National Law Enforcement and Corporate Crimes Convention (N-LECCC) hosted by Robbery Investigators of Texas (RIOT), is a premier annual event that brings together public sector law enforcement and private industry security professionals for advanced training, collaboration, and networking. RIOT is a nonprofit association focused on strengthening partnerships […]
When threats strike from every angle, resilience demands more than vigilance, you need a 360° security strategy. At Global Security Exchange (GSX), powered by ASIS International, you’ll discover how to anticipate, assess, and mitigate risks with no gaps, blind spots, or vulnerabilities, just a seamless framework to keep your organization agile and strong.
The APEX event series, powered by TalkLPnews, is designed to bring together industry executives for a valuable exchange of ideas, learnings, and to strengthen the relationships within the retail, grocery, convenience store and restaurant community.
383 Main Ave, Suite 505
Norwalk, CT 06851, USA
Phone: 203.941.4700
383 Main Ave, Suite 505
Norwalk, CT 06851, USA
Phone: 203.941.4700
Chief Executive Officer
Mark Hjelle is the CEO of Security Services Holdings, LLC as well as Protos Security and its subsidiaries. Mark is an experienced Chief Executive Officer and Board Member who has led large national business and facilities services firms for nearly 25 years delivering strong top- and bottom-line growth while building high-performing teams with strong culture. Most recently, he was CEO for CSC ServiceWorks, a B2B2C provider of technology-enabled consumer services. Prior to CSC, Mark was President of Brickman/Valleycrest a national provider of exterior landscape and snow removal services. Over the course of his 18-year tenure at Brickman, he held numerous leadership positions in operations, finance and business development. Mark holds a Bachelor of Science degree in Economics from The Wharton School of Business, University of Pennsylvania, a Master of Government Administration from the University of Pennsylvania Fels Institute of Government and a Law Degree from Case Western Reserve School of Law.
