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Essential Solutions with Extraordinary Results

SI Group is a global leader in the innovative technology of performance additives, process solutions, active pharmaceuticals ingredients, and chemical intermediates. Our solutions are essential to many diverse industries and applications, creating extraordinary results. We drive value by enhancing the quality, performance, and durability of countless items we use every day.

We are on a journey to captivate our customers at every level. Whether that means expanding our capabilities, global reach, or providing new innovations and technologies that create value. Our approach is customized to exceed customer needs and deliver superior performance.

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Recent News

Dec 24, 2025

SI Group Announces Closing Of Comprehensive Recapitalization, Positioning The Company For Accelerated Growth

Significant De-leveraging Transaction Resulting in Overall Debt Reduction of Approximately $1.7 Billion
Oct 28, 2025

SI Group Opens New Innovation Center

State-of-the-art facility expands company's global research and development capabilities
Oct 22, 2025

SI Group Aligns Markets And Sales Organizations To Drive Customer Engagement