Top Security Risks Businesses Miss Without Regular Security Assessments

Security threats are becoming more sophisticated, and businesses that do not adapt their strategies and practices are leaving themselves vulnerable to incidents that could have easily been avoided. Organizations typically use a combination of technologies, personnel, and procedures, but overlook the potential risks embedded in them. In addition, if unaddressed, these risks could lead to […]

The Most Common School Security Gaps Administrators Overlook

School security is a multifaceted issue that requires far more than just locked classrooms and emergency drills. According to the National Center for Education Statistics, the overwhelming majority of American schools had safety protocols in place when serious incidents occurred. Vulnerabilities are often discovered when they contribute to emergency situations.  From ineffective response plans to […]

Emergency Security During Civil Unrest: Protecting People, Property, and Operations

Periods of civil unrest can present a number of challenges to businesses of all sizes. Protests, public disorder, riots, and security threats can put employees and assets at risk, while also creating disruptions to the normal course of operations. While any company can manage day-to-day security matters, emergency situations often require a higher degree of […]

Logistics Security Strategies to Reduce Cargo Theft Risk

Cargo theft remains a serious problem for logistics facilities, distribution centers, and other entities that handle high-value shipments. With the growing complexity of supply chains and the increasing number of transfer points, criminals are constantly looking for new ways to infiltrate logistics facilities and intercept valuable goods. Theft can take various forms, ranging from hijacked […]

Healthcare Security and Protection Against Workplace Violence in Clinical Environments

Healthcare environments are increasingly impacted by workplace violence, particularly in emergency departments, behavioral health units, and high-traffic waiting areas. Incidents often involve patients experiencing psychological distress, substance-related crises, or family members under emotional strain. These situations create elevated risk for staff and patients and require a structured security presence to maintain control and safety. Healthcare […]

Protos
Headquarters

383 Main Ave, Suite 505
Norwalk, CT 06851, USA
Phone: 203.941.4700

Protos
Headquarters

383 Main Ave, Suite 505
Norwalk, CT 06851, USA
Phone: 203.941.4700

Mark Hjelle

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.