About Us
Company Profile

Biopharma PEG Scientific Inc. is a biotechnology-oriented company in Watertown, Massachusetts. We are dedicated to manufacturing and supplying high-purity monodispersed and polydispersed polyethylene glycol (PEG) derivatives and PEG raw material, PEGylation services, and custom PEG derivative synthesis to clients worldwide. We continuously expand the capability to provide large-scale manufacture of high purity PEG derivatives with an extensive variety of functional groups, in both non-GMP and GMP grades. These PEG linkers have been widely used in bioconjugation, antibody-drug conjugates (ADCs) therapeutic, click chemistry, PROTAC3d bioprinting, drug delivery and diagnostics field, etc. 

Note: "Biochempeg Scientific"  was officially registered as a company named "Biopharma PEG Scientific Inc (Biochempeg Scientific)" on  August 6th, 2021. Learn more from "Notice of Company Name Change".

Production Capabilities
Biopharma PEG can provide a wide range of high-purity PEG derivatives of multi-functionalized groups in milligrams to hundreds of kilograms or greater with GMP standard manufacturing capability, including methoxy PEG,  PEG Maleimide, PEG NHS ester, PEG Amine, PEG Azide, PEG DBCO, etc. (Find our featured large scale PEG derivatives here.)


Custom Synthesis Service
In addition to over 3000 high-purity PEG linkers in stock, we also strive to provide new research and custom synthesis service for clients seeking specialized polyethylene glycol (PEG) products in multiple kilogram quantities.

Analytical Test Methods
Biopharma PEG team owns the most qualified and talented synthetic and medicinal chemists and is equipped with state-of-the-art analytical instruments, including NMR, GPC, LC/MS, HPLC, etc.

Company Culture
To be the best manufacturer of biochemicals in pharmaceutic research and development. Strive for human health.