Per Mar Security Services is the largest family-owned, full-service security company in the Midwest, based in Davenport, Iowa. Founded in 1953 by John and Eleanor Duffy, the company is now led by the third generation of the Duffy family. Per Mar focuses on protecting families and businesses through advanced technology and a dedicated team, emphasizing exceptional customer service. The company offers a comprehensive security portfolio divided into three main divisions: Electronic Security, Physical Security, and Professional Investigative Services. Their services include home security solutions