- Cross Electronics Inc. 100 Commonwealth Drive Warrendale , PA. 15086 Phone (724) 776-1591 Fax (724) 776-1596 Email cei@nauticom.net This page has been accessed 7770 times. THE COMPANY For over 30 years, Cross Electronics Inc. has been manufacturing and engineering Industrial and Commercial Control Panels and Control Systems. CEI specializes in Control Systems utilizing Programmable Logic ...www.nauticom.net/www/cei