About UL | Contact Us

Contact Us

Please contact us for any questions, requests or suggestions about our PSE Mark Services Program.

- UL LLC

Northbrook Office

333 Pfingsten Road

Northbrook, IL 60062

USA

Email: customerservice

 

 

- UL Japan, Inc.

3-2-3 Marunouchi Fuji Bldg. 6F

Chiyoda-ku, Tokyo 100-0005

Japan

Email: customersevice.jp@jp.ul.com