Manufacturers Underwriters Laboratories Share Email Article Share on LinkedIn Share on X Share on Facebook Underwriters Laboratories Locations & Contacts 333 Pfingsten Rd. Northbrook, IL, 60062 Visit Website Content is not available. Report Inaccuracies See something wrong? If there’s an error on this page, please let us know. Report Report inaccuracies for Underwriters Laboratories page Optional description of the form for additional information. * Required information Email: Description: * Cancle Submit