Aspen API is a leading global supplier of APIs to the global pharmaceutical industry with an almost 100-year history. With more than 50 years of peptide experience we have built a strong reputation by producing cGMP peptides with batch to batch reproducibility on multi kg scale, combined with high yields and high purity profiles. We have extensive know-how of and experience in both solution and solid-phase synthesis. In addition we can offer a continuous green liquid phase peptide synthesis method (GC-LPPS) for large-scale manufacturing combining the advantages of the classical solution-phase synthesis with the solid-phase approach.