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Industries we serve

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security guard standing at their post
security guard standing at their post
security guard sitting at their post
security cameras

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A modern security experience

Security SOLUTIONS
for THE INDUSTRIES WE SERVE

For more than 20 years, Protos has delivered trusted, high-quality security solutions to organizations across a wide range of industries. Our approach leverages cutting-edge technology to provide full-service protection tailored to your unique requirements. Whether you manage retail locations, healthcare facilities, construction sites or multifamily properties, we offer flexible services that adapt to your goals. From security officers and off-duty law enforcement to remote video monitoring, Protos provides the solutions you need to safeguard your people, assets and brand.

Banking and Financial
From access control management to remote video monitoring, Protos dynamically adapts our comprehensive security options to meet the needs of financial institutions.
Chemical & Petrochemical

Our experts are experienced in providing chemical and petrochemical security services, scaling and adapting to your needs as well as complying with industry regulations.

Commercial Real Estate

As a leading provider of commercial real estate security solutions, we focus on protecting the value of your properties and the safety of your tenants.

Distribution & Logistics

Protos dynamically adapts supply chain security solutions to safeguard employees, the warehouse and all stages of the distribution industry.

Healthcare & Hospitals

Protos has the expertise to address the challenges and sensitivities of physical security in the healthcare setting.

High Tech

Protect high tech and data centers with our dynamically adaptable solutions, including safety training and access control management.

Hotels & Hospitality

We dynamically adapt to protect your property, staff and guests across all locations and through any situation.

Manufacturing & Industrial

We apply a modern security approach to manufacturing and industrial sites, to maximize safety in order to deter theft.

Multifamily Property Security

We protect multifamily properties through world-class remote video guarding services and cloud-based video surveillance technology.

Retail Security

With a strong market share and high customer retention rate, you can trust that we’re delivering on the Protos promise for shopping centers and retail stores.

Real World Examples

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Large distribution warehouse with workers in orange safety vests processing packages
How to Secure Distribution Centers with a Multi-Layered, Holistic Approach

The holiday season is the busiest, and riskiest, time of year for manufacturing and distribution centers. With inventory overloads, extended operating hours and rapid hiring of temporary staff, facilities become prime targets for theft.

Read More
Security guard wearing a vest labeled ‘SECURITY’ patrols a large warehouse
Holiday Surge Planning: Scaling Guard Services Fast for Distribution Centers

This article explores how proactive holiday security planning can protect facilities from escalating threats like cargo theft and workplace incidents while ensuring smooth operations during peak demand.

Read More

Let's start the conversation

Thank you for your interest in a Protos partnership!  We look forward to the possibility of working together. If you are ready to take the next step, we encourage you to apply.

Contact Us
Contact Us
By Department
Protos
Headquarters

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

Contact Us
By Department
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.