The leading biologics, ADCs, & bioconjugates CDMO + CRO.

Abzena Bristol - Hero

Abzena is a biopharmaceutical CDMO & CRO that provides fully integrated, tailored drug design, development and manufacturing services spanning from early discovery through commercial.

Why Abzena? Celebrating World Quality Month

Let's work together to move medicine forward.

We enable you to bring life-changing medicines to patients in need. Let’s work together to de-risk & streamline the development and manufacture of your biologic or antibody-drug conjugate (ADC).

Let’s move you from promise to product.

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Biologics

Accelerate your path to market with our range of advanced biologic services & solutions that move medicine forward.

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Bioconjugates & ADCs

Accelerate your timeline to the clinic or the market with our expertise in complex chemistry and bioconjugation services.

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What are your drug development goals?

Let us understand your challenges and goals. We can help you accelerate your timelines.

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What development stage are you at?

We can help guide and solve your drug development challenges, at all stages of your program.

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Let’s work together to move medicine forward

The asset you are developing right now can make a real difference for patients in need. We offer best-in-class CDMO + CRO services along with a highly detailed and personalized experience deploying the best technologies, shortening lead times, and implementing effective risk mitigation strategies. That means our customer’s bioconjugate, ADC or biologic programs can go from promise to product, faster.

What you can come to expect when you partner with Abzena:

Access to Genuine Scientific & Technical Experts
Proactive Solutions for Streamlining Development
Diverse and Interconnected Teams
End-to-End Support Under One Organization

Abzena are advocates and partners for our customers’ success.

We are bioconjugate and biologics-focused CDMO + CRO partner with:

Fully integrated early R&D through commercial capabilities
High-quality & trusted data that drives development
Streamlined regulatory support tailored to your program

At Abzena we aim to start smart, and finish fast, ‘Developability’ balances the scales of an ideal drug candidate vs the challenges faced.

Drug Developability
Latest News Events Insights
Bioconjugate & ADC Analytical Method Development - Abzena

Abzena Expands Analytical Capabilities to Include GMP Cell-Based Potency Testing Across US & UK Sites

Cambridge, UK, and San Diego, CA – November 19, 2024 – Abzena, the leading end-to-end integrated CDMO + CRO for complex biologics and bioconjugates, announced the expansion of their early and late phase analytical capabilities to now include GMP cell-based potency assays at their Cambridge, ...
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Outsourced Pharma: ADC Capacity Update

We are a leading CRO and CDMO that specializes in the development and manufacture of complex biologics, bioconjugates, and antibody-drug conjugates (ADCs). Recently Petra Dieterich Ph.D, Senior Vice President at Abzena spoke to Outsourced Pharma about our ADC services ...
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Bioconjugate Development

BioBuzz: Exploring Philadelphia’s CDMOs

In the first installment of BioBuzz’s two-part CDMO series, they explored contract development and manufacturing organizations (CDMOs) that support traditional drug developers, including those focused on small and large molecules. Philadelphia has a rich legacy in the pharmaceutical and ...
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Biologic Discovery, Development & Manufacturing - Abzena

AAPS PharmaSci 360 2025

Meet with Abzena’s experts at AAPS PharmaSci 360 happening November 9-12, 2025, in San Antonio, Texas.
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Biologic Discovery, Development & Manufacturing - Abzena

CPHI Frankfurt 2025

Schedule a meeting, or stop by our stand to discuss your complex biologic or bioconjugate program with our experts during CPHI Frankfurt 2025, 28-30 October. We welcome the opportunity to schedule some time to connect on your project-specific needs and to ...
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Biologic Discovery, Development & Manufacturing - Abzena

ADC Linker & Conjugation Summit 2025

Join us at the ADC Linker & Conjugation Summit 2025 in Boston MA. Join us at our booth to discuss the crucial role of linker payload architecture in the successful design of your drug candidate. ADC Linker & Conjugation Summit, August 19...
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Affimer® Drug Conjugates (AffDC) targeting Fibroblast Activation Protein-α Poster - Abzena

Affimer® Drug Conjugates (AffDC) targeting Fibroblast Activation Protein-α deliver highly toxic warheads to the tumor microenvironment by leveraging the pre|CISION® release mechanism

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EpiScreen® 2.0 Time Course Assay: A Sensitive & Data-Rich Tool for Pre-Clinical Immunogenicity Testing of Biologic - Abzena Poster

EpiScreen® 2.0 Time Course Assay: A Sensitive & Data-Rich Tool for Pre-Clinical Immunogenicity Testing of Biologic

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Complex Chemistry for Antibody-Drug Conjugates and Beyond - Abzena Info Sheet

Complex Chemistry for Antibody-Drug Conjugates and Beyond

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"Abzena has been crucial in advancing and validating our technology and programs. The team is very thoughtful, has strong troubleshooting skills and maintains a high standard in generating quality data with integrity. We highly recommend working with Abzena."

Shiva Bhowmik, PhD

Shiva Bhowmik, PhD | COO
TRIO Pharmaceuticals, Inc.

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"I’ve never had a CRO project go this smoothly and the ADCs delivered were very high quality. I’m confident that my client will put Abzena at the top of their list for future ADC projects."



David Jackson

David Jackson | Pharmaceutical Consultant & ADC Expert
DYJ Pharma Consulting

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“Throughout the development of AGX101, Abzena has worked closely with us to achieve successful GMP manufacturing and quality control. We could not have reached this milestone without Abzena’s expertise, cooperation, and support.”


Paul Jaminet

Paul Jaminet | Co-founder & CEO
Angiex

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"We worked with the Abzena team for the design and the initial production of both the mAb and the antibody-chelator conjugate to support our R&D programs. We had a productive and valuable interaction with a highly skilled scientific team and we benefited from the flexibility of the services at this early stage of development."
Tina Bjørnlund Bønsdorff

Tina Bjørnlund Bønsdorff | CSO
Oncoinvent AS

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5 Discovery & Manufacturing Facilities Across 3 Cities

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Cambridge, UK

Development, Discovery

Abzena Cambridge specializes in the early discovery, design, and development of complex biologics and bioconjugates.

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Bristol, PA, USA

Discovery, Manufacturing

At Abzena Bristol, we specialize in bioconjugation, quality linker payloads, highly potent materials and complex chemistry.

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San Diego, CA, USA

Development, Manufacturing

Abzena San Diego boasts a trio of cutting-edge facilities designed to accelerate the development, production, and testing of biologics. 

Tour Our Facilities Visit San Diego, CA, USA
Ambr® 15 Cell Culture Bioreactor System - Abzena

Let's move medicine forward.

The leading biologics CDMO + CRO that de-risks and accelerates drug development. Let’s move medicine forward for patients in need.

Contact Us