SI Group is a leading global developer and manufacturer of performance additives, process solutions, pharmaceuticals and chemical intermediates, with strong market positions in the plastics, oilfield, rubber,
fuels & lubricants, active pharmaceutical ingredients and industrial resins industries. SI Group solutions are critical to the quality and performance of countless industrial and consumer goods. Headquartered in Schenectady, New York, SI Group operates more than 30 manufacturing facilities on five continents with approximately $2 billion in annual sales, and more than 3,000 employees worldwide. SI Group is a portfolio company of SK Capital Partners. In 2018, SI Group received its third silver award for corporate social responsibility by EcoVadis, and is ranked among the top seven percent of more than 45,000 worldwide companies. SI Group is The Substance Inside.