Tankless

American Lock and Key was founded to provide for the community's growing security needs and Peace of Mind. American Lock and Key provides expert Locksmith services for Commercial, Residential, Automotive, Antique Lock, and other customers. Our Locksmiths are fully Licensed, Insured and Bonded and guarantee a great job every time! We use American made parts and equipment whenever possible. Every effort is made to satisfy the customers' needs promptly and to meet or exceed customer expectations.

Security-Master, operated by Alarm Detection Systems, is a full-service lockshop. Alarm Detection Systems, also known as ADS, designs, services and supports a range of electronic security devices. The company serves customers 24 hours a day, seven days a week throughout northern Illinois. It helps to protect homes and businesses from the threats of burglary and fire and medical emergencies. Alarm Detection Systems is a family-owned and operated business that has been serving clients for more than 35 years. The company offers a variety of fire safety and security systems. Alarm Detection Systems provides executive protection and vacation monitoring services, as well as online safety and security tips.