FOUNDATIONAL STRENGTH AND SCALE

Custom security and investigative solutions from our experts.

ASI has more than 45 years of experience designing and executing custom security and investigative solutions. Founded in 1976, ASI has extensive knowledge in providing teams of security officers, investigative services, technology integration, and industry-leading training and consulting services for our clients and employees.

ASI is a Midwestern-based organization and holds licenses in multiple states. ASI can deliver highly skilled local field management and security services teams to markets all across the country. We currently employ over 1,500 security officers, loss prevention agents, executive protection and field investigation professionals.

We provide services for hundreds of clients operating in a wide variety of industries, from commercial high-rise and residential (HOA) real estate, healthcare facilities to government properties, all markets within education, industrial manufacturing locations, critical infrastructure assets to include refineries, power suppliers and airports, and many other specific market coverages.

Our Mission

Our Mission is to provide services that fully satisfy customer needs while offering excellent value and responsive service, enabling growth and financial soundness through a safe, secure and healthy work environment.

To accomplish this mission, we believe:

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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