Our goal is to quickly reply to your product, technical, or general questions; the same day, if possible. To contact the company president and owner, Mark McDonnell, please choose your most convenient method from the choices below.

Email:  mark.mcdonnell@superiorxraytube.com

Phone: 1-815-338-4424

Fax:      1-815-338-9452

Mail:     MARK MCDONNELL
             SUPERIOR X-RAY TUBE COMPANY
             1220 CLAUSSEN DRIVE
             WOODSTOCK IL  60098  USA