In celebration of the Memorial Day holiday, SEKISUI SPI will be closed Monday, May 29.
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Designers Engineers Fabricators

Welcome To SEKISUI SPI

The New Name For Excellence In Thermoplastics.

SEKISUI SPI represents an ability to think, design and create in a highly complex and demanding industry. By bringing innovators in thermoplastics – KYDEX, LLC and ALLEN EXTRUDERS – together we are able to understand the needs of our customers better and are positioned to deliver to them the best solution for their specific needs.  Learn More

Better Solutions for All

Spotlight Video
Introducing SEKISUI SPI: By bringing KYDEX, LLC and ALLEN EXTRUDERS together as part of SEKISUI SPI, we are setting a new standard of excellence for the plastics industry to think, design and create.

Recent News

Profile extrusion parts for mass transit

Profile extrusion parts for mass transit

SEKISUI SPI and Plastifab, a Montreal profile extruder, partner to bring KYDEX® sheet profile extrusion parts to the mass transit interiors market.  Read More

Plastivan™ Promotes Workforce Development

Plastivan™ Promotes Workforce Development

In February 2017, SEKISUI SPI sponsored and participated in a week-long PlastiVan™ educational event for elementary and high school students to promote workforce development for the plastics industry.  Read More

SEKISUI SPI showcased in Plastics Machinery Magazine

SEKISUI SPI showcased in Plastics Machinery Magazine

Plastics Machinery showcases culture and process at SEKISUI SPI in this worth-the-read article.  Read More