UL Mark information at http://www.ul.com/mark/
http://www.ul-latinamerica.com/contact/en_ulla_contact_home_affbr.shtml

http://www.ul.com (global locations, etc.) or
Underwriters Laboratories, Inc., 333 Pfingsten Road, Northbrook, IL 60062-2096 USA, Telephone: +1-847-272-8800, Fax: +1-847-272-8129,
E-mail: northbrook@us.ul.com

IEEE information at http://standards.ieee.org/catalog/olis/inscond.html
IEEE Corporate Office, 3 Park Avenue, 17th Floor, New York, New York
10016-5997, USA, Telephone: +212 419 7900, Fax: +212 752 4929, E-mail: customer-service@ieee.org

NFPA
National Fire Protection Agency (NFPA),1 Batterymarch Park, Quincy, MA 02169-7471,
Telephone: +617 770-3000
Fax: +617 770-0700

National Recognized Testing Laboratory (NRTL)
http://www.osha.gov/dts/otpca/nrtl/faq_nrtl.html

http://www.osha.gov

http://www.wylelabs.com/ct9.html - contact: Wyle Laboratories,
128 Maryland Street, El Segundo, CA 90245-4100, Telephone: +310 322 1763, Fax: +310 322 3603.