AM Stabilizers

AM Stabilizers AM Stabilizers is a global supplier of high-quality liquid and powder heat stabilizers for both flexible and rigid PVC applications.

AM Stabilizers is the world’s leading supplier of Barium and Calcium intermediates used in the production of mixed metal heat stabilizers for PVC plastics. Our laboratory and manufacturing facilities are designed with a focus on providing custom formulated PVC heat stabilizers. All of the research and development for powder and liquid heat stabilizers is done at our Valparaiso, Indiana, location.

The Valparaiso headquarters is also home to all of the powder manufacturing. The liquid intermediates and heat stabilizers are manufactured at our world-class production facility in Franklin, Pennsylvania. Together, we offer a wide range of high quality products, to meet all flexible and rigid PVC applications.

We’ve officially diverted nearly 21,000 gallons of wastewater from hazardous disposal. This non-hazardous wastewater was...
07/08/2026

We’ve officially diverted nearly 21,000 gallons of wastewater from hazardous disposal. This non-hazardous wastewater was instead transported to a treatment facility for discharge through the local publicly owned treatment works (POTW), where any remaining organic material will be recovered and repurposed into renewable fuel. ♻️

Between our solar-powered production, new EcoVadis "Committed" rating, and strict regulatory compliance, we are actively raising the bar to future-proof your PVC formulations.

Read our full Sustainability Update here > https://www.amstabilizers.com/articles/bryans-sustainability-update

06/10/2026

Community isn’t just where we operate—it’s our priority. 🤝

Since 2012, we’ve been proud to invest in the City of Valparaiso. From the early days of the Valplayso rebuild to our ongoing partnerships with Valpo Parks and Valparaiso Events, our team is dedicated to showing up and giving back.

AM Stabilizers is proud to celebrate Mike Amsler’s incredible 34-year legacy as Plant Superintendent of our Franklin, PA...
05/21/2026

AM Stabilizers is proud to celebrate Mike Amsler’s incredible 34-year legacy as Plant Superintendent of our Franklin, PA facility. Mike has been the backbone of our operations for over three decades, leading with a level of expertise and dedication that shaped our company’s success. We are profoundly grateful for his lifelong service and wish him nothing but the best in his well-deserved retirement!

Is your heat stabilizer supplier helping or hurting your sustainability goals? 🌍 A true partner does more than ship prod...
03/24/2026

Is your heat stabilizer supplier helping or hurting your sustainability goals? 🌍 A true partner does more than ship product; they drive your success through regulatory proactivity, low-VOC technology, and transparent life cycle data. Check out the four ways your supplier should be helping you improve your sustainability scorecard.

Read more on our new blog > https://www.amstabilizers.com/articles/4-ways-your-pvc-heat-stabilizer-supplier-should-improve-your-sustainability-scorecard

02/18/2026

Meet Meara Hartman, our Lab Manager at AM Stabilizers. She plays a pivotal role in connecting our Technical, QC, and Production teams, ensuring every formulation meets the highest standards of quality and performance.

Meara is also deeply committed to our sustainability mission, helping drive the industry shift toward safer, high-performance Calcium-Zinc stabilizers that minimize environmental impact.

Innovation happens when teamwork meets green chemistry. Learn more about our sustainability efforts > https://www.amstabilizers.com/about-us/sustainability

02/03/2026

We are proud to play a small part in the chemistry that keeps these life-saving products safe and reliable.

Learn about our FDA-compliant solutions > amstabilizers.com/applications/fda-compounds

01/19/2026

From international compliance to last-minute recovery plans, see how Karen Josephs keeps our supply chain moving seamlessly.

Watch the video and learn more about our logistics capabilities at amstabilizers.com/services/logistics

A fond look back at our holiday giving! 🎁 Before the holidays, the AM Stabilizers team gathered just under 75 toys for T...
01/07/2026

A fond look back at our holiday giving! 🎁 Before the holidays, the AM Stabilizers team gathered just under 75 toys for Toys for Tots. Proud to have ended the year making a difference!

12/24/2025

Here’s to a holiday season with the perfect formula: Good friends, family, and plenty of festive cheer. 🧪✨

Thank you for trusting AM Stabilizers to be a part of your process this year. We look forward to providing the stability and quality you rely on in the New Year. Happy Holidays!

Meet Gavin Tabor, our newest Quality Control Assistant!Gavin’s journey at AM Stabilizers began as an intern from Valpara...
12/19/2025

Meet Gavin Tabor, our newest Quality Control Assistant!

Gavin’s journey at AM Stabilizers began as an intern from Valparaiso University, where he demonstrated his problem-solving abilities and quickly proved that he was ready for the bigger picture of production.

Gavin says his favorite part of the transition has been the supportive culture: "The team supported me by giving me real responsibilities early on. I’ve always felt like my contributions matter."

We’re excited to see Gavin continue to develop his career right here in Valpo!

Address

705 Silhavy Road
Valparaiso, IN
46383

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

+12198443980

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