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 female security officer stands inside a shopping mall

As holiday sales surge, so do the risks of organized retail crime, store theft and cargo loss. To stay ahead, retailers need to use a layered approach to retail security, one that integrates trained security officers, off-duty law enforcement and remote monitoring. This article is part of our holiday security series and explores how retailers can strengthen loss prevention strategies through proactive retail security measures.

The holiday season is the busiest time of year for most retailers, and that surge in activity makes effective retail security both more difficult and more essential. While traditional conversation places focuses on staffing, store layout and physical deterrers, the real advantage today comes from combining trained personnel with modern technology: using systems that monitor, verify and optimize what’s actively being done.
Protos Security helped a women’s support nonprofit organization overcome unreliable coverage and operational gaps by delivering consistent, compassionate and mission-aligned protection. Within 90 days, the organization saw improved safety by working with Protos.
As enterprise risks continue to escalate in volume, severity and complexity, organizations require a security partner with the depth, discipline and agility to respond. Protos delivers that confidence through a holistic model, integrating field operations, real-time technology, centralized management and rapid responsiveness.
A security services RFP sets the foundation for everything that follows, from service quality and accountability to compliance and cost control. This guide outlines how to write a security RFP that builds accountability, integrates technology and ensures measurable performance across every site, whether you manage one facility or a national portfolio.
This article provides insight into how to build a strong security RFP checklist and how to hold vendors accountable after the contract is signed. We’ll share how Protos ensures performance through transparent expectations, accurate data and a managed vendor network model.
Our RFP response team has analyzed thousands of RFP questions from dozens of industries over the last five years to determine trends in the security industry. In this article, we explore the topics that define what a modern, future-proof RFP looks like.
Accountability in security services goes beyond clock-ins and coverage. Learn how electronic timekeeping, transparent reporting and invoice reconciliation should shape your security RFP checklist to ensure visibility, accuracy and trust from day one.
Verified time data strengthens contract performance and transforms the RFP process into a controlled, auditable framework for accountability. Procurement leaders seeking to control risk should view verified timekeeping as a non-negotiable safeguard, not a technology upgrade. Learn more in this article.
Holiday crowds, high-value merchandise and seasonal staffing make retail environments especially vulnerable to retail store theft and organized retail crime. Conducting a thorough holiday retail security audit helps strengthen loss prevention, improve access control, optimize surveillance and ensure your retail security presence is effective.
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.