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50+ Years
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Emergency
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Comprehensive Security Solutions in St. Paul, MN
American Security Service has been a leader in integrated security solutions since 1959, offering tailored programs that combine skilled personnel, advanced technology, and expert consulting. Our decades of experience designing customized security and investigative solutions have established us as one of the largest privately-held security providers in the U.S. We deploy thousands of trained professionals nationwide, including security officers, loss prevention agents, and executive protection specialists, supported by innovative remote monitoring systems.

As a wholly-owned subsidiary of Marsden Holding, we leverage national resources while maintaining local stakeholder leadership. Our comprehensive approach layers trained onsite personnel with video surveillance, access control, and risk management strategies to create secure environments for commercial properties, healthcare facilities, educational institutions, and critical infrastructure. We emphasize continuous program evaluation, client training, and emergency preparedness to ensure long-term protection for people and assets.
Services
Uniformed Guards Investigations Security Technology Consulting Training
Details
  • Year established: 1959
Highlights and features
  • Decades of experience designing security solutions since 1959
  • Nationwide service with local field management expertise
  • Integrated approach combining personnel, technology, and consulting
  • Skilled professionals with industry-specific training programs
  • Innovative remote guarding and scalable technology infrastructure
Associations and certifications
  • GSA Schedules Program
Services
Uniformed Guards
Our trained security personnel provide professional onsite protection for commercial properties, healthcare facilities, and special events. Services include concierge security, loss prevention, executive protection, and construction site monitoring. All officers receive proprietary training to ensure industry-leading professionalism and expertise.
Investigations
Comprehensive investigative services covering asset searches, criminal records checks, employment verifications, and corporate due diligence. Our field investigators follow strict legal protocols while respecting privacy laws to deliver accurate, court-compliant information for business decisions.
Security Technology
Innovative technology solutions featuring remote guarding systems, thermal scanning, and mobile applications. Our scalable infrastructure provides cost-effective surveillance through virtual patrols, safety system monitoring, and panic button response capabilities for continuous protection.
Security Consulting
Expert consulting services covering facility risk assessments, emergency preparedness planning, and workplace violence prevention. We develop customized security strategies and provide corporate training programs including CPR certification and tenant warden instruction to enhance organizational safety.
Training Programs
Specialized training covering security principles, emergency response protocols, and risk management best practices. Our programs include hands-on instruction for security personnel and client staff in crisis management, access control systems, and safety compliance procedures.
Questions
What security services does American Security Service offer?
We provide uniformed guards, investigative services, security technology solutions, consulting, and specialized training programs.
How long has American Security Service been in business?
Since 1959, delivering security solutions across the United States for over 65 years.
What industries do you serve?
We protect commercial offices, healthcare facilities, educational institutions, critical infrastructure, and residential properties nationwide.
Are your security officers trained professionals?
Yes, all personnel complete proprietary training programs and receive ongoing professional development.
Do you offer 24/7 security services?
Yes, our emergency response center operates 24 hours a day, 7 days a week.
How can I request security services?
Contact us at 651-644-1155 or through our website contact form for a customized security assessment.