SI Group

We create smart chemistry that solves global challenges and makes great things possible.
SI Group is a leading global developer and manufacturer of chemical intermediates, specialty resins and solutions that are critical to the quality and performance of countless industrial and consumer goods.
We’re a global leader with a local presence in 10 countries, more than 2,700 employees, and customers in more than 90 countries. Our people, facilities and integrated supply chain deliver products and solutions where our customers need them, when they need them.
Our focus is on ten key market segments—rubber resins, antioxidants, fuels and lubricants, plastic additives, industrial resins, health & wellness, adhesive resins, surfactants, engineering plastics and pharma & specialty.
We provide solutions that address four global megatrends: a clean environment, diminishing resources, changing patterns in mobility and changing demographics. As the world changes, SI Group will continue supply solutions to increasingly complex problems as a chemistry partner. After all, with more than 100 years of innovation as a foundation, we are paving the way forward for the next generation of chemistry and partnering with our customers to build a better tomorrow.