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American Peptide Company

Official Entity • USA (CA)

American Peptide Company is a manufacturer of peptides based in USA (CA). Direct manufacturer. Founded 1980. Key products include Catalog Peptides, Custom Peptide Synthesis.

ConfidenceHigh
Business TypeManufacturer
ModelManufacturer
RegionNorth America
Founded1980
Verification status based on publicly available information and supplier-provided materials.

Listing reviewed July 2026.

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US-based leading manufacturer of peptides and peptide conjugates headquartered in Sunnyvale, California. Offers comprehensive catalog peptides, custom synthesis, and GMP generic peptide APIs. Experienced in solid-phase and solution-phase peptide synthesis, organic conjugations, PEGylation, and proteins. Manufacturing facilities in Sunnyvale and Vista, California.

American Peptide Company is listed as a manufacturer in the peptide supply chain, serving North America markets from USA (CA). As a direct manufacturer, this supplier controls its own production process from synthesis through purification and quality control release testing. Verification is supported by 1 independent source, including documentation review and cross-referencing against public records. This supplier has a strong confidence score, indicating a high level of verification and reliability for B2B sourcing.