Process Development & Characterization Services

Process Development 
& Characterization
Services

Advancing robust, scalable processes through scientific depth and operational precision

Rapid execution

Platform-driven approaches and elimination of rework

Cost effective process characterization

Design of right-sized, phase-appropriate study plans for your molecule and modality

Economics by design

Development driven by a yield-first mindset, resulting in optimized COGS

“Our process development strategies are designed with future competitiveness in mind, optimizing yield and COGS early to secure long-term market advantage.”

Michał Sobala Head of Process Development, Rezon Bio
Without Rezon Bio

When complexity stalls progress

  • Black box approaches creating uncertainty
  • Over/under-testing cost and compliance issues
  • Methods without regulatory endpoints requiring rework
  • Misaligned analytics causing delays and surprises
With Rezon Bio

Clarity that drives progress

  • Right-sized, tailored study plans
  • CQA-focused assays that avoid over-testing
  • Methods built with PPQ in mind from start
  • Risk-aligned analytics that prevent rework
Discover our Capabilities

From molecule to market, reliable process strategies built for scale

From early development to commercial success, we deliver integrated process development solutions, that minimize risk, accelerate timelines and ensure scalability

End-to-end Integration

Our integrated approach across upstream, downstream, and analytical development ensures seamless transfers, faster
optimization, and regulatory-ready processes from early development through commercial delivery

Data-driven process optimization

Our QbD-and DoE-based strategies, applied across two complementary facilities and integrated PD teams, enable us to deliver tailored, scalable and cost-efficient processes, preventing late-stage surprises and accelerating your path to market

Seamless execution

Our two complementary facilities provide end-to-end continuity and reliable execution across all development phases, ensuring faster timelines, avoiding costly rework and reducing risks during tech transfer, scale up and PPQ

One dedicated team

With one cross-functional, expert team following your program from start to finish, you gain better alignment and smoother decision-making, preventing project delays in the later stages

Discover services & technologies

Enabling services & technologies

Translating molecules into robust, scalable, and compliant processes

Services

Services that speed progress and reduce risk

  • Upstream process development
  • Downstream process development
  • Technology transfer
  • Process scale-up up to 50L
  • DoE- Process Characterization
  • In-house analytical development

Key Technologies

Technologies that drive quality and efficiency

  • Ambr® from Sartorius farm (15/250)
  • 3-50L bioreactors
  • ÄKTA™ from Cytiva
  • Full in-house analytical development equipment
Partnership process

Where dedication delivers capabilities

End-to-end biologics CDMO delivering faster, value-optimized and
efficient services and products

Analytical capabilities

Phase-appropriate, method-qualified testing for product quality and release

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GMP manufacturing

Flexible capacity and inspection-ready operations for biologics production

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Quality

Systems aligned with regulatory requirements, confirmed by successful inspections and focused on lifecycle aspects

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Explore Benefits

Partner with us

We combines the scale of an established CDMO with the agility of a focused partner, backed by proven end-to-end biologics expertise

Integrated solutions

From development to manufacturing, reducing delays and risks

European facilities

GMP sites built for seamless scale-up and reliability

Uncompromised quality

Manufacturing sites approved by FDA and EMA, ensuring global compliance

Efficiency without compromise

Lean operations deliver cost efficiency with quality

Expert teams

Skilled teams ensure consistent execution and stability

Ready to get started?

Where innovation
meets execution

  1. Whether you’re advancing a novel biologic or planning for commercial scale, Rezon Bio is ready to help you move forward with confidence
  2. Connect with our team to explore how our expertise, integrated solutions, and dedication can accelerate your success