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Company Profile
Sumitomo Electric is a leading manufacturer, seller and servicer of heat-shrinkable products worldwide. We supply product to a diverse range of customers in a variety of industries. These include the automotive, aerospace, appliance, communications, electronics, medical, and transit industries to name a few.

We have been serving customers in many industrial fields with a broad range of high quality heat-shrinkable products. The Company has been increasing its capacity for customer service with the team work of sales, engineering and production.
Company Profile
Company Sumitomo Electric Interconnect Products, Inc. (SEIP)
Year Established 1985
Business Manufacturing and Sales Company
Main Products Heat Shrinkable Products :
 SUMITUBE® - Shrink Tubing
 STS - Solder Device
 SUMIMARK® - Marking System
Filtration Products :
 POREFLON® PTFE Membrane and related products
CEO/President Noriaki Takami
Who We Are (SEIP)
Sumitomo Electric Interconnect Products, Inc. (SEIP) was founded in 1985 as a sales and marketing company. The company was originally formed to sell products made by Sumitomo Electric Industries, Ltd. in Japan to North American customers. SEIP is an independent U.S. company and is wholly owned subsidiary of Sumitomo Electric Fine Polymer (SFP). In 1996, SEIP began US production by building a new manufacturing site in San Marcos, CA.
SEIP produces, markets, and sells products based upon heat-shrinkable plastics technology. We supply products to a diverse range of customers in a variety of industries. These include the automotive, aerospace, appliance, communications, electronics, medical, and transit industries to name a few.

SEIP has been serving customers in many industrial fields with a broad range of high quality heat-shrinkable products. The Company has been increasing its capacity for customer service with the team work of sales, engineering and production.
ISO/TS 16949: 2009 International Quality Management Standard and Quality Policy
SUMITOMO Electric Interconnect Products, Inc. is committed to providing our customers with products that meet their requirements and are shipped on time.

The SEIP motto "Reliability Plus Integrity Make Credibility" is achieved through a program of defect prevention and continuous improvement. The program is executed by responsible and accountable employees and suppliers working together to meet established goals and objectives and ensure the satisfaction of internal and external customers.
ISO 9001:2015 & ISO 14001:2004 Registered
ISO 14001: 2015 & OHSAS 18001:2007 Registered
Environmental Management System Policy
It is the Environmental Policy of Sumitomo Electric Interconnect Products, Inc. to continually improve on the Environmental Prevention of hazards through monitoring objectives and targets of predetermined aspects and pollutants while complying with the relevant Environmental Legislation, Regulations and Requirements.
Our Parent Companies
Sumitomo Electric Industries, Ltd. (SEI) Go to SEI Website
Since its founding in 1897, Sumitomo Electric Industries, Ltd., has become one of the world's leading forces in the research and development of leading-edge, high-technology products and systems. The accumulation of many years of technological expertise, in conjunction with a progressive research and development policy, forms the foundation of Sumitomo Electric's developmental progress in optoelectronics, new materials and electronically based systems.
Sumitomo Electric Fine Polymer, Inc. (SFP) Go to SFP Website
Sumitomo Electric Fine Polymer, Inc., is a leading manufacturer of heat-shrinkable tubing, located near Osaka, Japan. In the rapidly evolving industrial fields, the demand is growing for more complex and advanced heat-shrinkable products. To meet today's increasingly sophisticated needs, Sumitomo Electric Fine Polymer is aggressively expanding the global scope of its operations through production facilities in Germany, Taiwan, China and the United States.
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Sumitomo Electric Industries, Ltd. (SEI)
SEI, Japan
Sumitomo Electric Fine Polymer, Inc. (SFP)
SFP, Japan
Sumitomo Electric Interconnect Products, Inc. (SEIP)
SEIP, United States