Security Blog

Stay informed with the latest trends, strategies and thought leadership articles in the world of security services. Protos’ blog delivers expert insights to help businesses and individuals safeguard what matters most.

Here you’ll find valuable resources to support your security goals.

Our Latest Article

A police officer stands in front of a police vehicle on a city street. He wears a dark blue uniform with a badge.

When it comes to securing your people, property or projects with off-duty law enforcement, one of the most important decisions you’ll make is whether to manage it yourself or outsource to a trusted partner. At Protos, we help clients unlock the full return on investment (ROI) of their security spend by delivering a better way to manage off-duty law enforcement programs. We eliminate the hidden costs of internal coordination, elevate the quality and consistency of off-duty law enforcement programs and assume full risk through comprehensive insurance coverage.

Did you know that Protos Security is considered one of the fastest-growing guarding companies in North America? Since being acquired by the private equity firm Southfield Capital in 2019, Protos has experienced remarkable growth – acquiring new businesses, increasing our workforce, advancing the proprietary software that first set us apart and broadening our service offerings to include guarding, off-duty, specialized and remote services divisions.
Workplace violence isn’t just a headline issue, it’s a growing threat that affects employees across industries. Organizations that take a proactive approach to workplace violence risk management position themselves to protect employees and operations more effectively.
Workplace violence affects every industry, posing risks to employee safety, business continuity and legal compliance. At Protos, we believe that prevention starts with preparation. In this article, we explore actionable workplace violence prevention strategies, training approaches and risk management frameworks to help organizations create safer, more resilient environments.
The topic of executive protection has been making headlines recently, as growing concerns around personal safety, corporate risk and public visibility continue to rise. This article breaks down the critical differences between travel and residential executive protection, exploring which services best align with high-profile individuals and their families.
In today’s retail environment, businesses face growing challenges from organized theft, public behavior and budget pressures. This whitepaper outlines how leading retailers are evolving their security strategies – using integrated technology, flexible staffing and data-backed insights to stay ahead of risk.
Construction sites are high-value targets for theft, vandalism and unauthorized access. Remote video monitoring is a powerful solution to these challenges, offering around-the-clock oversight, advanced deterrence and flexible deployment options. When paired with solar-powered units and integrated speaker systems, these systems can actively prevent incidents.
Construction theft is a billion-dollar problem, and only a fraction of stolen materials are ever recovered. Whether you’re protecting copper wire, heavy equipment or valuable tools, strong security measures are essential. In this article, we explore 10 actionable strategies to enhance your construction site security management.
Each May, National Police Week is observed to honor the courage and commitment of law enforcement across the country. Since 1962, it has been a time of remembrance and gratitude, but more than that, it calls for action. At Protos, we recognize that supporting law enforcement goes beyond just a week or month. It means investing in their well-being, standing beside them during hard times and ensuring their voices are heard.
Hiring off-duty law enforcement offers a powerful security solution and helps them in many different ways. Discover how this smart strategy builds trust, deters crime and strengthens community ties, especially during National Police Week and beyond.
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.