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Biologics CDMO services for drug developers seeking
early-phase to late-phase manufacturing

Capabilities including mammalian cell line development through commercialization services available

With more than 30 years of experience supporting biotech and pharmaceutical companies, we provide integrated biologics CDMO services from early development through clinical and commercial cGMP manufacturing.

Our capabilities span mammalian cell line development, process development, and drug substance manufacturing, with scalable capacity ranging from 50 L to 5,000 L. We support monoclonal antibodies, recombinant proteins, and complex biologics with solutions aligned to regulatory and manufacturing requirements.

Key biologics development and manufacturing highlights

12 commercial molecules

Successfully manufactured 12 commercial molecules from '20 -’25.

105 customers and 19 countries

From ’20 – ’25 we have served over 100 clients across 19 countries.

987 biologics batches

Successfully manufactured over 980 biologic batches ranging from pre-clinical to commercial across our 4 global sites from ’20 – ’25.

>32% of projects were complex molecules

Successfully produced traditional mAbs, bispecific, fc-fusion, and enzymatic molecules.

Explore our integrated biologics CDMO services

Our biologics CDMO services support mammalian manufacturing from early development through commercial-scale cGMP production.


High-performing, stable mammalian cell lines optimized for expression, scalability, and regulatory readiness to support efficient clinical and commercial manufacturing.

Phase-appropriate analytical methods and formulation strategies to support stability, comparability, and regulatory submissions across development milestones.

Mammalian cell culture optimization, scale-up strategy, and bioreactor alignment to improve yield, consistency, and manufacturability from development through commercial supply.

Purification strategies designed for monoclonal antibodies and complex biologics, focused on impurity clearance, yield optimization, and scalable cGMP transfer.

Risk-based process characterization and validation studies aligned to global regulatory expectations for commercial readiness.

Scalable mammalian biologics manufacturing services supporting clinical supply through commercial cGMP production across our global network.


Integrated development programs combining cell line, process, analytics, and cGMP manufacturing to accelerate clinical entry.

Why choose Thermo Fisher Scientific as your biologics CDMO?

Selecting a biologics CDMO requires proven scale, technical depth, and regulatory alignment. We are well suited to provide:

  • Proven commercial biologics delivery
  • Clinical to commercial scale-up
  • Programs requiring flexible scale, ranging from 50 to 5,000 L
  • Drug developers that require U.S. or internationally based manufacturing
  • Integrated drug substance and drug product services

Frequently asked questions on biologics CDMO services

Yes, approximately 32% of projects successfully completed have been for bispecific, fc-fusion, and enzymatic molecules.

We leverage the CHO-K1 cell line for mAb antibody cell line production, as well as AI/ML for vector construction and optimization. Our internal studies have produced up to 11 g/L using this cell line in conjunction with our optimized process intensification protocol

Yes. We have available space in our facilities to integrate equipment or processes to tailor-make your molecule. 

Yes, we have two manufacturing facilities in the U.S. for drug substance production, which include our St. Louis, Missouri and Plainville, Massachusetts sites.

Yes, through our Path to IND platform, we provide drug developers with a completed drug product, including clinical pack, label, and cold chain transportation in as little as 9-months.*

A biologics CDMO provides integrated development and manufacturing services for biologic drug substances. These typically include mammalian cell line development, upstream and downstream process development, analytical method development, process characterization, and cGMP manufacturing for clinical and commercial supply. CDMOs also support a range of biologics, including monoclonal antibodies, bispecific antibodies, Fc-fusion proteins, and other complex biologics.

Global biologics manufacturing network

Our network supports mammalian cell culture–based biologics manufacturing across development and commercial scales.

Scientific leadership in biologics development and manufacturing

Our scientific and technical leaders provide deep expertise across mammalian biologics development and commercial manufacturing.

Biologics resources and insights

Explore additional insights and technical resources supporting mammalian biologics development, manufacturing, and regulatory readiness.
 

Webinar
Accelerating biologics development with strategies for success
This webinar explores how drug developers can deliver innovative biologics quickly, all while navigating regulatory requirements, clinical trials, production scale-up, and quality control.
Brochure
Large molecule development and manufacturing: Comprehensive offering enabling speed and flexibility
Remove complexity and bring your large molecule to market faster, with less costs and reduced risks utilizing our integrated and customizable offerings.
Infographic
A practical guide to writing robust chemistry, manufacturing, and controls dossier modules to support first-in-human trials
Do you need to get your first-in-human (FIH) paperwork in order? This informative checklist can help you draft phase-appropriate chemistry, manufacturing, and controls (CMC) modules for the common technical document (CTD).
White paper
What you need to know about process characterization and validation for biologic processes
A major factor in the growth of the biopharmaceutical industry over the last 20 years has been continuous innovation with monoclonal antibodies (mAbs), which now make up more than 50% of the overall biotherapeutic market.