People who know peptides

CSBio is a rapidly growing biotechnology company located on the northern edge of Silicon Valley in Menlo Park, CA. The company has expanded the Menlo Park production facility to meet the increased cGMP production demand for large scale peptides and Peptide APIs.

As the world of biotechnology continues to utilize peptides in the fields of therapeutics, vaccines, new drug discovery as well as bioengineering and nanotechnology, CSBio is well positioned to provide high quality clinical grade compounds to this rapidly growing industry. Our goal is to be able provide a seamless supply of peptide drugs and APIs to support the continued growth of these programs.

CSBio has designed and built a state of the art large scale cGMP peptide manufacturing facility that can produce multi kilogram quantities for existing  partners as well as new potential clients. CSBio also features a complete line of automated peptide synthesizers with systems designed for R&D to large scale manufacturing systems of 500L and greater. These systems are validated for cGMP peptide drug production and can be found in peptide production laboratories and pharmaceutical companies worldwide.  No matter your peptide requirements, CSBio will provide high quality service and products to ensure your peptide program’s best chance for success.

Request a Quote

To request a quotation for Peptide, Synthesizer, or Analytical Service, please fill out the following information.







 Peptide Synthesizer Analytical Service


CS Bio's online catalog is up and running.