BYK-Gardner Complete QC solutions BYK-Gardner is committed to providing you with quality products and services. We strive to be your partner in helping you provide better products to your customers. We offer complete system solutions to solve your problems in areas of color, appearance, and physical properties. BYK-Gardner is part of Altana AG and a direct subsidiary of BYK-Chemie. Together with BYK-Chemie, we offer complete and unique solutions for you, our customers: Instruments to objectively measure color of powdery and pasty materials.