Koster Keunen, Inc. is a leading wax refining and processing company in the Personal Care and Cosmetics industry. They offer a full line of organic waxes and siliconyl waxes that create stronger and longer lasting formulations. Koster’s Kester waxes are perfect for gelling, improving skin feel, and moisturizing. Koster offers customizable wax blends to match equipment, temperature, and color requirements.