At UL Solutions, we support our customers in innovating, launching new products and services, and navigating complex global markets. From the adoption of electrification to the enablement of 5G and …

UL Solutions has evolved from its roots in electrical and fire safety to address broader safety issues, such as hazardous substances, water quality, food safety, performance testing, safety and …

A free Product iQ account helps users verify UL certification of products and components, locate UL Solutions guide information and search for alternative certified products.

Dec 22, 2025 · UL Research Institutes is a leading independent safety science organization with global reach. We sense and act on risks to public safety with bold hypotheses and objective investigations.

UL stands for Underwriters Laboratories, which was the original name of our organization when it was founded in 1894. Throughout the 20th century and beyond, Underwriters Laboratories helped to …

UL evaluates more than 19,450 types of products, and 21 billion UL Marks appear in the marketplace. UL audits compliance through more than 600,000 inspections each year.

18 hours ago · In this notice, OSHA announces the final decision to expand the scope of recognition for UL LLC, as a Nationally Recognized Testing Laboratory (NRTL). Additionally, OSHA will add one …

A global leader in applied safety science, UL Solutions transforms safety, security and sustainability challenges into opportunities for customers in more than 110 countries.

UL Research Institutes is a leading independent safety science organization with global reach. We are pursuing and applying science-driven knowledge to meet our mission of working for a safer world.

Today, the initials of this organization, UL, placed in a circle, form a certification mark that is one of the most recognized symbols of safety around the world.