Martin Security & Investigations was acquired by American Security LLC. American Security has provided security, investigative, and consulting services since 1959. A strong commitment to customer satisfaction has enabled us to become the largest independently owned, full service security agency in the Midwest. Headquartered in St. Paul, MN, American Security has operations in six states; Arizona, Iowa, Minnesota, Nebraska, West Virginia, and Wisconsin.
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.