Online Certifications Directory

UL Lists alarm service providers for code compliance in a variety of categories. For more detailed category information, click on the four character category codes shown below in parentheses by each category name.

To locate a Listed alarm service provider, choose one type from the list below and select your state. If you are located near a state border, you will also want to search your neighboring state(s) to locate providers near you.

To be confident that fire or security systems comply with nationally recognized codes and standards, ask the alarm service company to provide you with a UL Certificate. For more information on UL alarm system certificates, click here.