Frank Flores, President & COO, American Security

Frank Flores, President & COO

Frank has been in the security industry since 1993. Before joining ASI, he was the Chief Operating Officer of a regional security provider supporting approximately 450 clients in the southeast with a P&L responsibility above $400M and over 4,500 employees. Frank brings a vast knowledge of the security field and vertical markets in his leadership role. He has active memberships with ASIS International, through which he also holds the designation of CPP, International Security Association, FASCO, FALI, and other organizations.


Nate Zoellner, Executive Vice President, Security Solutions, American Security

Nate Zoellner, Executive Vice President, Security Solutions

Nate has been a rising leader in the security industry over the last decade. He leads ASI’s growing technology division and company-wide revenue generation efforts, while providing operational strategy and marketing support across ASI’s portfolio. Nate is an active member of ASIS International, BOMA, IREM and IFMA. Currently, Nate is the Executive Chairperson for Marsden’s Leadership Council, a group comprised of top leaders and executives throughout Marsden’s portfolio of companies.


Ray Monson, Vice President, Operations, American Security

Ray Monson, Vice President, Operations

Ray has been involved in the criminal justice industry since 2005 and has worked in both asset protection and private security. Ray has ascended through the ranks with American, since 2010. Ray’s background in training and development helps to drive his focus around continuous process improvement, and is known in our organization as a “change leader.” Ray oversees operational process over our entire portfolio, delivering quality assurance programs to our customers and operational teams.


Dr. Anthony Rootes, Vice President, Training & Consulting Services, American Security

Dr. Anthony Rootes, Vice President, Training & Consulting Services

Anthony entered the protective services/criminal justice industry in 1992 and has worked in both public and private capacities. As a security management leader, as well as an academic and educator with a Master in Criminology and a Doctorate in Psychology, Anthony leads and directs ASI’s growing Training & Consultative Services division, ensuring quality training and consulting services to both internal and external customers that are evidence-base, practical, and consistently applied across all ASI markets.


Terri Shepherd, CaptureIntel Senior VP of Investigations

Terri Shepherd, CaptureIntel Senior VP of Investigations

Terri founded her first company in 1984 and has been an entrepreneur ever since. She loves to build systems, processes, and companies. Terri’s experience of over 28 years in the credit and collections industry provided her the knowledge and vision to start Capture Research as a subsidiary in 2007. After two acquisitions and selling two companies herself, Terri focused her business on the mergers and acquisitions industry. After merging Capture Research with Heartland Investigations to become CaptureIntel, Terri is responsible for building the foundational tools and the strategies to gain more business. Her focus is to work with clients that can benefit from the skills and the years of experience of CaptureIntel. Providing the highest quality investigation with tenacity and integrity is her top priority.

Marsden Services is a full spectrum facility services provider, offering janitorial, security, building maintenance, and specialty property services throughout the United States.American Security is a Marsden Services company. Marsden is a full spectrum facility services provider, offering janitorial, security, building maintenance, and specialty property services throughout the United States. Through American Security’s combined national support and local operations, we provide our clients with the strength of a large corporation with the individualized care of a small business.

Marsden is one of the largest privately owned facility service providers in the United States. Marsden has over 50 offices throughout the United States and employs more than 10k people. Marsden has thousands of clients across the country and services over 300M square feet every day.
Despite Marsden’s national scope, Marsden focuses on the local markets in which it has acquisitions and office locations. Each office is invested in its community and local clients, providing personalized service. Like a small, local company, the regional offices make decisions on all aspects of their service operations and are empowered to manage their teams and respond to all client needs and requests.
Marsden’s local operating companies have the benefit of leveraging Marsden’s resources as a large organization – including staff, technology, equipment, supplies, information, industry experts, and financial support.
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