
Precision in Biologicals
Delivering Excellence in Chemicals
Welcome to Granite Biologicals, your trusted partner in synthetic peptide manufacturing and antibody supply. We are committed to serving the life-science industries and academia both nationally and internationally. With a keen focus on peptide therapeutics, we provide a comprehensive solution for the pharmaceutical sector, ensuring high-quality peptides for pre-GMP research studies and cGMP manufacturing. Let us support your research and development needs with expertise and dedication.

Granite Biologicals provides a number of custom services for all of your biological research needs, such as custom antibody production, cell culture services, cell line development and cell banking. Our custom antibody services include polyclonal and monoclonal antibody manufacturing, in vitro antibody production and antibody purification.

Order synthetic peptides tailored to your specific sequence, purity, and modification requirements. Our experienced team ensures high-quality synthesis and validation for unique research needs, accelerating your scientific discovery. We provide comprehensive support from design to delivery.


With the increasing focus on peptide therapeutic agents for healthcare, we aim to offer a complete solution to the pharmaceutical industry by supplying peptides for pre-GMP research studies through to cGMP peptides. With decades of commercial experience in peptide synthesis and over 20 years expertise in synthetic chemistry, we are the ideal partner for your cGMP peptide requirements.

Explore our extensive catalog of pre-synthesized, high-purity peptides for immediate use in your experiments. Our ready-to-ship peptides are ideal for common research applications, saving you synthesis time and resources. Each product comes with detailed quality control data.