Search Contact Us Home About Us Products Environment Customer Login Site Map Company Profile Business Location Global Network What's New Job Opportunities SEIP Business Location Sumitomo Electric Interconnect Products, Inc.(SEIP), San Marcos, California is home to customer service, our manufacturing and warehouse facility, financial, and order entry functions. SEIP San Marcos, California - United States ADDRESS 915 Armorlite Drive San Marcos, California 92069, USA TEL (800) 758-3515 - US/Canada (760) 761-0600 - Outside US/Canada FAX (800) 758-3517 MAP Get a Google Map Worldwide Locations: In addition to the above locations, Sumitomo Electric Fine Polymer ("SFP") has other manufacturing locations worldwide, Japan, Germany, Taiwan and China. Visit Global Network page to find the location. San Marcos, CA Looking for a specific "Sumitomo" company? Sumitomo Electric in US Sumitomo Electric Group Sumitomo Group © 2007 - 2012 SUMITOMO ELECTRIC Interconnect Products, Inc. | About Site | Copyright | Privacy Policy |