SEI
  SUMITOMO ELECTRIC Interconnect Product Inc.
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Contact SEIP
SEIP's normal business hours for Customer Service and Technical Support are from 6:30 A.M. to 5:00 P.M. PST Monday through Friday.
Mailing Address :
Sumitomo Electric Interconnect Products, Inc.
915 Armorlite Drive
San Marcos, CA 92069-1440
United States
Phone and Fax Numbers :
  Phone Number Fax Number Email
Customer Support (800)758-3515 (800) 758-3517
SumiMark® and Sumitag™
Printer Technical Support
(760)761-0600
ext 203 or 258
N/A
Technical Support (See below)
Sumitube® Products (800)758-3515 (800) 758-3517
SumiMark® Tubing Products
Sumitube® STS Products
Poreflon® Products
Sales Representative Please contact your nearest representative by calling (800)758-3515, or visit our Representative locator page.
Worldwide Contact Information:
In addition to the above contacts, Sumitomo Electric Fine Polymer ("SFP") has other manufacturing locations worldwide, Japan, Germany, Taiwan and China. Visit Global Network page to find the contact information.