The Role of Retail Security During Seasonal Hiring and Employee Turnover

retail security

As the late fall season approaches, retailers prepare for one of the busiest times of the year. From Halloween and Thanksgiving to Black Friday and the lead-up to the holidays, stores experience a surge in customer traffic. To meet this demand, many businesses hire temporary staff, leading to increased employee turnover and a higher risk […]

Holiday Event Security: Tips for Safe Corporate Parties and Gatherings

Holiday-Event-Security

As the holiday season approaches, businesses are beginning to plan corporate parties and gatherings. While these events are a time for celebration, they also come with unique security challenges. From crowded venues to expensive equipment and increased alcohol consumption, ensuring the safety of employees, guests, and assets is critical. A well-planned approach to event security […]

Event Security Strategies for Fall Festivals, Concerts, and Sporting Events

As summer fades into crisp autumn air, communities come alive with seasonal traditions—fall festivals, open-air concerts, and the roar of the crowd at sporting events. These gatherings bring people together for music, food, competition, and celebration, but they also present unique security challenges. From unpredictable weather and large, dispersed crowds to the mix of alcohol […]

Executive Protection Strategies for September’s High-Profile Conferences

After a summer of vacations, lighter schedules, and casual networking, September marks the official “back to business” season. Across the country, high-profile conferences, trade shows, and corporate gatherings kick into high gear. Boardrooms empty out as executives, keynote speakers, and industry leaders hit the road, traveling to events where opportunities are big—but so are the […]

Supply Chain Security for Peak Season: Staying Ahead Before the Holiday Rush

For retailers and distributors, the weeks before the holiday season can make or break the year. As the holiday shopping season creeps closer, September becomes the golden window for retailers, distributors, and logistics providers to lock down their operations. By the time Q4 hits, shipping lanes are busier, warehouses are fuller, and every link in […]

A Place of Worship Security Blueprint for Synagogues: Protecting Jewish Communities in Chicago

The Anti-Defamation League’s recent report on antisemitism in the U.S. brought both encouraging and sobering news for Illinois. On one hand, the state was ranked as “leading the way” in combating antisemitism—applauded for its Commission on Discrimination and Hate Crimes and new legislation allowing victims of harassment to seek civil compensation. On the other hand, […]

Smarter Event Security in Summer 2025: Keeping Concerts and Festivals Safe

Summer 2025 is shaping up to be one of the busiest yet for live events. From large-scale music festivals and street fairs to cultural celebrations and sporting events, cities across the country are bracing for record-breaking crowds. These types of high-energy gatherings are what summer is all about—but for organizers, venues, and production teams, they […]

Production Security in Chicago: Navigating Heat, Crowds, and High-Stakes Summer Shoots

When summer arrives in Chicago, the city transforms into a vibrant hub of festivals, parades, and outdoor events. It’s also peak season for film and television production. But with all this energy and activity comes an added layer of complexity—especially when it comes to security. Whether it’s a feature film shooting on the Magnificent Mile […]

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.