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Starch polymers that give you a performance edge


As the world’s leading industrial starch polymer specialist, we offer an advanced bio-based polymer portfolio and custom formulating expertise to help your product hit your exact functional goals and achieve the higher performance that drives higher profits. And we do it all by demonstrating utmost respect for our customers, partners, employees and the environment.

Adding value to your business in three key ways

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CUSTOM-BASED CHEMISTRY

We’ll improve your product’s performance by leveraging our 50+ years of starch polymer expertise and advanced R&D facilities to generate the specific attributes you’re looking for.
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PERSONAL SERVICE

Our team will provide fast responses and expert answers, whether you’re formulating a new product or troubleshooting a production problem. Count on Chemstar to come through for you.
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NATIONAL MANUFACTURING FOOTPRINT

You’re assured of efficient delivery and secured supply. With three strategically located manufacturing plants and a broad portfolio of distinct polymers and proprietary process technologies, we can handle diverse applications and high-volume requests.

Chemstar at a glance

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FOUNDED

1965
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HEADQUARTERS

Minneapolis, MN
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LOCATIONS

Three U.S.-based manufacturing plants, plus our Paul F. Werler Innovation Center, which includes an R&D lab and a pilot plant that replicates plant-scale production.
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CUSTOMERS

Manufacturers and formulators in oilfield drilling fluid, adhesive, joint compound, wall and ceiling texture, environmental, mining and a host of other industries.
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PROCESSES

Advanced starch conversion manufacturing technologies—including proprietary processes—plus custom applications for specific client requests.
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PRODUCTS

Starch-based modified, pre-gel and water-soluble polymers for industrial markets, including private-label products.

A family-owned, customer-
first company


Chemstar was created in 1965 by my father, Paul, with a commitment to leveraging innovative thinking, the highest-quality products and extraordinary service to drive our customers’ success.

As we’ve grown through the decades, our manufacturing facilities have been continually modernized to meet the market’s growing demands. And the expert chemists and technicians in our Innovation Development Center are there to help you explore new, cutting-edge products with advanced starch technology including for your private label use.

As you consider Chemstar as a partner, know that our commitment to product excellence, integrity and your ultimate satisfaction will never waver. I look forward to working with you.

James Werler

Testimonials