




Precision Tools for Immunological Discovery
AssayPro is a biotechnology company based in Saint Charles, Missouri, specializing in the development and manufacture of high-quality immunological assay kits and reagents. Since our founding in 2003, AssayPro has served researchers in academia, pharmaceuticals, and biotechnology by providing products such as ELISA kits, chromogenic activity kits, fluorescent multiplex kits, antibodies, and proteins. Our product lines include AssayMax™ ELISA Kits, AssaySense Chromogenic Activity Kits, and AssayLite™ Fluorescent Multiplex Kits, designed for applications in cardiovascular, metabolic, cancer, and diabetes research.
All AssayPro products are manufactured in-house at our ISO 9001-certified facility in Saint Charles, ensuring consistent quality and control. Our company also offers custom assay development and ELISA testing services, utilizing our own components and automated systems to deliver accurate results. With a dedicated team of experienced scientists, AssayPro is committed to supporting the scientific community with reliable tools and services for immunological research.