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Welcome To

National Plastek

National Plastek is a family-owned company that specializes in manufacturing a wide range of custom polyethylene film products.

Polyethylene Film Manufacturer in Grand Rapids, MI

National Plastek, Inc Sign

Who We Are

National Plastek is a family owned company that specializes in manufacturing a wide range of custom polyethylene film products. We take pride in the fact that our company was the original film manufacturer in the greater Grand Rapids area. We have been a premier supplier of custom film products since 1987.

We specialize in High Density, Linear Low Density, blended and co-extruded films. Our capabilities include film extrusion, bag making, printing, venting and treating. We have a workforce that is extremely dedicated and knowledgeable with many years of experience. 

Safe Quality Foods (SQF) Certified

It is National Plastek's mission to exceed our customer's expectations in quality, service and delivery by following our long tradition of safe, smart and unrivaled manufacturing standards. In following this tradition National Plastek has gained certification from Safe Quality Foods (SQF). The SQF Certification creates a consistent guideline to ensure consumers that food is safe to eat. Woking with a SQF-certified company can save you time, money and provide consistent quality control. It also prevents any safety or sanitation issues, provides total traceability, and enhances trust from buyers!

Why National Plastek?

We are committed to our customers.

We have financial stability.

We provide excellent customer service.

We have years of experience.

We deliver on time.

We offer a competitive price.

We treat our customers with respect.

We value every one of our customers.

We enjoy exceeding our customer’s expectations.

We are honest and trustworthy.

Polyethylene Packaging Production Facility
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"I have had the privilege of working with Mike, Brad, and the National Plastek team on several projects over the past 8 years. They have proven time and again to be one of the best supply partners I have ever encountered.National Plastek is a very innovative company that has consistently delivered on-time, high-quality solutions for my various projects in the Food, Office Furniture, Building Products, and Automotive manufacturing markets. If you are looking for the right solution to your flexible packaging challenges, I highly recommend Mike’s team and their products."

- Chris B.

(Packaging Engineer)


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