best in class
fully integrated peptide and instrumentation manufacturing
About Our Company
CSBio is a leading peptide and instrumentation manufacturing company located on the edge of
Silicon Valley in Menlo Park, California.
Since 1993, CSBio has been providing high quality custom peptides, cGMP peptides and automated peptide synthesizers to the global pharmaceutical community. Our peptide products and instrumentation can be found in production laboratories and pharmaceutical companies worldwide.

Our state of the art cGMP manufacturing facility and vertically integrated design and manufacturing engineering team provides the best in class products and services in the industry.
- cGMP Peptides
- Peptide APIs
- Non-Clinical Peptides
- Peptide Resins and Amino Acids
- Research to Commercial Scale Peptide Synthesizers
- Pilot and Process Scale DNA Synthesizers
- Preparative HPLC Purification Equipment
Our Products & Services
Instrumentation
Portfolio of instruments that include peptide synthesizers, DNA synthesizers, and LC purification
Learn MoreAbout Us
CSBio is a leading peptide and instrumentation manufacturing company located on the edge of Silicon Valley in Menlo Park, California.
CSBio provides nonGMP and cGMP peptides, peptide APIs, research scale peptide synthesizers, commerical scale peptide synthesizers, DNA/RNA oligonucleotide synthesizers, and preparative HPLC purification equipment.