St. Louis Group
Flame Retardants
St. Louis Group
Flame Retardants
At St. Louis Group, we aim to be your top choice for flame retardants and smoke suppressants by developing innovative solutions and reliable supply for our customers.
Highly experienced
Ready & Waiting To Assist
Ready & Waiting To Assist

St. Louis Group
Why Choose SLG
SLG is an established, experienced, and reliable supplier of Flame Retardants & Smoke Suppressants. We pride ourselves on having excellent customer service and reliable deliveries.

AN Expansion of SLG
Zeller Polymer Solutions
Zeller Polymer Solutions is a global supplier of antioxidant and UV light stabilizer solutions. An affiliate company to St. Louis Group, our team is equipped with over a decade of experience in the chemical additives industry, and we are excited to be able to expand our product line through Zeller.
articles from the industry
Latest news
St. Louis Group (SLG), a leading supplier of a diverse portfolio of Flame Retardants and Smoke Suppressants, is pleased to announce its expansion into Europe with the establishment of its EU division, St. Louis Group EU B.V., an SLG Holdings Company.
We are excited to announce that St. Louis Group (SLG) will be participating in the upcoming 2023 Polyurethanes Technical Conference. This event is scheduled to take place in San Antonio, Texas, from September 25th to 27th, and you can find us at booth 302.
Zeller Polymer Solutions, along with its affiliate, St. Louis Group, is pleased to announce Doug Excell as the new Vice President and Business Leader for Zeller.
Get in touch today
Contact St. Louis Group For Your Flame Retardants Needs
Contact St. Louis Group For Your Flame Retardants Needs
If you have a question or comment about our products please submit a message to us in the form below or you can call us at 317.975.3121 or email us at info@thestlouisgroup.com
Client Testimonials
“Achieved New Things”
With SLG’s first class service and technical support, we’ve been able to launch new building products.
-Raul D., R&D Manager
“Exceeded Our Expectations”
Providing solutions in the ever-evolving landscape is critical not only to our employees, but shareholders and customers. Since we have worked with SLG, they have proved to us the interest in improving their technical offerings based on our needs & market direction.
-James H., Sr. Technical Director