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 UL (United States

About UL

Underwriters Laboratories® is an independent product safety certification organization that has been testing products and writing standards for safety for more than a century. UL evaluates more than 19,000 types of products, components, materials and systems annually with 20 billion UL Marks appearing on 72,000 manufacturers' products each year. UL's worldwide family of companies and network of service providers includes 64 laboratory, testing and certification facilities serving customers in 98 countries.

Our mission: working for a safer world since 1894

  • To promote safe living and working environments by the application of safety science and hazard-based safety engineering
  • To support the production and use of products which are physically and environmentally safe and to apply our efforts to prevent or reduce loss of life and property
  • To advance safety science through research and investigation
  • To concentrate our efforts and resources on public safety in those areas where we can make valuable contributions
  • To work with integrity and a focus on quality to enhance the trust conveyed by our certification marks
  • To charge fair prices that allow us to meet our obligations, sustain our growth, and invest in safety science and education
  • To invest in our people and encourage our people to invest in themselves
  • To be a good example of corporate citizenship and social responsibility

UL's global conformity work in 2008

  • 20 billion UL Marks appeared on products
  • 72,302 manufacturers produced UL certified products
  • 93,762 product evaluations were conducted by UL
  • 579,684 Follow-Up Services inspection visits were conducted by UL
  • 19,535 types of products were evaluated by UL
  • 117 UL inspection centers in service
  • 98 countries with UL customers
  • 447 million consumers were reached by UL with safety messages in Asia, Europe and North America
  • 1,362 current Standards for Safety published by the UL family of companies (1,063 for UL; 299 for ULC)
  • 64 laboratory, testing and certification facilities in the UL family of companies
  • 6,808 employees in the UL family of companies ready to serve UL customers
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