Products
SI Group’s been providing high-quality products and solutions for over 100 years. Today, we offer leading additive solutions for plastics, rubber, fuels, lubricants, and more. Our broad global footprint spans 18 manufacturing sites and joint ventures across the globe to provide our customers with reliable and consistent products and services.
Applications
Product Technologies
Industries
Our solutions are essential to enhancing the quality and performance of countless industrial and consumer goods.
Making a Global Impact
Our solutions are essential to enhancing the quality and performance of countless industrial and consumer goods. View our solutions by industry.
About
SI Group is a global leader in the innovative technology of performance additives, process solutions, active pharmaceutical ingredients, and chemical intermediates.
Our Mission
We innovate and drive change to create value with a passion for safety, chemistry, sustainability, and extraordinary results.
Careers
At SI Group, every one of our employees is a catalyst for change. Our Vision is our destination – and it’s ambitious. Our Mission is what we aim to achieve every day – and it illustrates our passion.
Open Opportunities
Our people bring our vision, mission, and values to life, and growing our team with industry-leading talent is built into the foundation of SI Group.
Posted: September 30, 2026
Company is responding to continued geopolitical conflicts in the Middle East
Media Contact:
Joseph Grande
ph: + 1.413.684.2463
joe@jgrandecommunications.com
THE WOODLANDS, Texas — Sept. 30, 2026 — SI Group, a leading global developer and manufacturer of performance additives, process solutions, and chemical intermediates, today announced a price increase across its product portfolio in response to persistent geopolitical conditions that continue to create volatility across refining capacity, raw material supply, logistics networks, and energy markets worldwide. The increase is effective October 1, 2026, or as contracts allow.
This adjustment is intended to support continued product quality, maintain reliable supply, and ensure the long‑term sustainability of SI Group’s operations and reinvestment strategy.
SI Group remains committed to supporting customers’ business continuity and delivering value through both its established product lines and emerging technologies. Customers with questions are encouraged to contact their SI Group Account Manager.
About SI Group
SI Group is a global leader in performance additives, process solutions, and chemical intermediates. SI Group’s chemistries are essential solutions that enhance the quality and performance of industrial and consumer goods in the plastics, rubber and adhesives, fuels, lubricants, coatings, and oilfield industries. Headquartered in The Woodlands, Texas, SI Group operates 18 manufacturing facilities across three continents and serves customers in more than 80 countries, supported by approximately 1,500 employees worldwide. Driven by a passion for safety, chemistry, sustainability, and delivering extraordinary results, SI Group innovates to create long-term value for a better future. Learn more at www.siigroup.com.
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