In Appreciation
The National Park Foundation, in partnership with the National Park Service, is proud to recognize the many contributions of our partners to the success of the Lighting of the National Christmas Tree. These organizations have generously contributed their time, expertise, products and services to brighten this holiday celebration for the American people.
Underwriters Laboratories
Underwriters Laboratories Inc. (UL) is the premier sponsor of the National Christmas Tree Lighting 2010. UL is an independent product safety certification organization that has been testing products and writing standards for safety since 1894. For over a century, UL has been working to make the holidays – and every day – safe for families.
