About Cell Signaling Technology


Cell Signaling Technology (CST) is a private, family-owned company, founded by scientists and dedicated to providing the world's highest quality, innovative research and diagnostic products to accelerate biological understanding and enable personalized medicine. Our employees operate worldwide from our U.S. headquarters in Massachusetts, and our offices in the Netherlands, China, and Japan.

Our Commitments


In addition to product development and production, CST is also actively engaged in the development of new technologies for signaling analysis as well as mechanistic cell biology research. CST scientists publish their findings in the highest quality peer-reviewed journals including: Nature Biotechnology, Cell, Journal of Immunology, and Journal of Biological Chemistry. Moreover, CST has built and continues to add functionality to our PhosphoSitePlus® bioinformatics resource (www.phosphosite.org), an NIH-funded, publicly accessible knowledge-base containing actively curated information about known and CST-discovered regulatory post-translational modifications on proteins from human, mouse, and related species.

Our Customers

Customer satisfaction is our highest priority. We are a company founded by scientists, with expert scientific staff dedicated to understanding your needs as a researcher. We are committed to developing only the highest quality products. Our rigorous validation process ensures the most credible and reproducible results with the least expenditure of your costly time, samples, and reagents.