About Our Plastics Experts

With decades of industry experience and a passion for all things plastics, our team is here to help you with your plastic materials, properties, and application challenges.

Nobody loves to talk performance plastics more than we do. If you’ve got a question — or have a challenge but aren’t sure what questions to ask — our experts are ready to help.

The Curbell Plastics team of materials experts reaches from coast to coast and brings together a wealth of knowledge that spans:

We live to solve materials challenges! Connect with our plastics experts or submit your questions, specs, and drawings. Ask a Plastics Expert.


Keith Hechtel, DBA
Senior Manager of Business Development

Curbell Plastics customers often need advice that straddles the intersection of materials technology, business, and hard science — and that’s where Keith lives. 

With degrees in geology, industrial technology, and business administration, plus 25-plus years of plastics industry experience, Keith leads the Curbell Plastics Business Development team and offers a unique and practical perspective to material selection and application counseling. He has helped hundreds of businesses achieve quality improvements and cost savings through the use of performance plastics. 

Keith is a nationally recognized author and speaker on plastic materials and plastic part design. Read Keith's full biography.


Liz Grimes
Senior Business Development Manager

Liz works with customers across the United States and in Canada, bringing to each consultation a chemistry background and more than 30 years of plastics and glass lamination experience.

Customers turn to Liz for product selection, training on thermoforming and fabrication, product failure troubleshooting, and guidance through the codes and specifications in highly regulated industries. She brings exceptional insight to applications requiring clear materials, as well as the use of KYDEX® Thermoplastic Sheet in various industries. Read Liz's full biography.


Stephen Denny
Associate Technical Services Engineer

With a background in chemical engineering, Stephen brings keen insight and deep scientific understanding to his work assisting industry-leading customers across the United States with material selection, design review, and failure analysis.

Always ready for a material application challenge, he is a go-to technical resource for our customers and sales teams alike. Read Stephen's full biography.


Shannon Cream
Business Development Manager - High-Performance Polymers

Shannon has three decades of specification-driven consultation experience and a wealth of hands-on practice in real-world applications for customers in aerospace, defense, mass transit, and other technology-driven industries.

His areas of expertise also include LED lighting applications and DuPont™ Vespel® Polyimide. Shannon’s focus: Extreme environments where components require strict adherence to temperature, tribology, dimensional stability, and chemical resistance. Read Shannon's full biography.


Dave Seiler
Product Specialist - High-Performance Polymers

Dave works with companies across the Midwest and the Southwest to provide high performance material solutions, including application of DuPont™ Vespel® Polyimide for work in challenging environments.

He also provides LED lighting expertise and support to all Curbell’s Midwest and East Coast customers. Passionate about all things plastics, he even spends his free time reading academic literature on a diverse base of polymer materials. Yeah, he’s that guy. Read Dave's full biography.

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