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Who We Are

Precise PEG LLC is a leading company in the development and manufacturing of high-quality PEG linkers, ADC linkers, PROTACs linkers and other specialized linkage compounds for the pharmaceutical and biotechnology industries.

With deep expertise in chemical synthesis and advanced understanding of linker technologies, we offer a comprehensive range of linker products and solutions that are tailored to meet the evolving needs of the life sciences sector.

With a strong foundation in research, innovation and quality, we strive to be a trusted partner for pharmaceutical companies, biotech companies, and research institutions worldwide.

PEG Linkers

What Sets Us Apart

We maintain a stock of popular products in kilogram quantities, ensuring customers can scale up with ease.

Quality assurance is a top priority. We verify purity through multiple methods, including NMR analysis and HPLC with various detectors (UV-Vis DAD, RI, ELSD, and CAD). Additionally, we employ LCMS and MALDI-TOF to ensure the high level of purity.

With sufficient stock of key ingredients readily available, we have the capacity to synthesize new linkers efficiently and develop new products in a short period of time. 

ADC Linkers and Linker Attachment

Our Commitment

Provide an extensive catalog of mono- and bifunctional single molecule PEGs (both linear and branched), serving as the premier destination for customized PEG linkers, ADC linkers, and other linkage biochemicals.

Deliver cost-effective linker products to the market by employing efficient synthesis methods and scalable production techniques.

Cut down on the environmental impact and carbon footprint linked to linker synthesis by using new technologies.

Bring game-changing products to market through team-ups and licensing deals with other companies.

Support universities and research institutions by offering discounted price and exclusive benefits to promote research and innovation.