Part I of this Directory contains the names of companies authorized to use the UL Mark on or in connection
with products that have been investigated by UL and found to be in compliance with UL’s requirements.
These companies, as well as the manufacturers and submitters of the products, have entered into an
Agreement with UL to use the UL Mark only on or in connection with products manufactured in
compliance with UL’s requirements. It should be noted that UL certified products of different makes or
model designations are not necessarily equivalent in quality or performance.