Per Mar Security Services Email Format
Security Systems ServicesIowa, United States1001-5000 Employees
Per Mar Security Services is a Midwest-based provider of comprehensive security solutions. It stands as the largest full-service security solutions provider in the region and has remained family-owned and operated since its founding in Davenport, Iowa, in 1953 by John and Eleanor Duffy. The company offers a broad range of services for homes and businesses, including security systems for residences and commercial properties, on-site security officers, investigations into theft and fraud, and pre-employment background checks. Its footprint has expanded through acquisitions, notably Global Security Group in the Chicago area in 2024 and Accu-Com Security Solutions in Oshkosh, Wisconsin, in 2025. It has earned industry recognition, including a No. 14 ranking on the 2026 SDM 100, along with awards such as the 2024 Premier Security Dealer of the Year from Resideo and a Five Diamond Certification from The Monitoring Association.