About
History
Since our founding in 1992 as Shearwater Polymers, Gannet BioChem has been at the forefront of polyethylene glycol (PEG) reagent manufacturing.
What began as a technology licensing enterprise has evolved into a pioneering leader in PEG innovation, with expertise spanning custom reagent development through large-scale production with applicability for a wide range of therapeutic modalities.
9
FDA-approved drugs conjugated with Gannet’s PEG reagents
30
Years of PEG reagent development and manufacturing expertise
100%
On-time, in-full delivery for PEG reagent manufacturing programs
Proven PEG Performance
Over three decades, Gannet BioChem’s Huntsville facility and team have contributed to the success of nine FDA-approved, commercial PEGylated drugs as the PEG reagent supplier, consistently delivering product that meets the highest standards of purity and functionality.
Located in a Thriving
Life Sciences Ecosystem
Located in Huntsville, Alabama, we are just a few miles from the second-largest research park in the United States, and close to other life sciences suppliers—putting us at the heart of a thriving ecosystem of pharmaceutical and biotech innovation.
A Storied Legacy of Reliable Supply
Throughout our history, Gannet has built a reputation for reliable on-time in-full supply, never missing a delivery—even during the COVID-19 pandemic. Our unwavering commitment to quality and reliability has made Gannet a trusted partner for pharmaceutical companies worldwide.


Commitment to Quality
Our robust Quality System is designed to meet the highest industry standards, ensuring compliance with regulatory requirements and delivering exceptional performance during client and regulatory audits. This dedication has resulted in an exceptional track record of successful audits, demonstrating our ability to consistently meet the stringent expectations of global regulatory authorities and our clients.
Connect with
Gannet BioChem
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