Our Services

Exceptional quality, rapid delivery and cost-effective, scalable solutions with full freedom to operate.

Drawn from 20+ years of research and unmatched scientific expertise, our mission is to accelerate and de-risk recombinant biological drug development by overcoming technical challenges and regulatory obstacles. We guarantee our timelines and yields, no royalties.

Swiss speed and reliability
at the cutting edge
of protein science. 

Early Manufacturability Assessment

Insights into productivity, quality and process scalability of your candidate proteins in four weeks.

cGMP Cell Banking

Manufacturing of cGMP-compliant MCB & WCB’s of mammalian suspension cell lines.

CHO Cell Line Development

Fast and efficient development of stable and scalable CHO clones, productivity >4-8 g/L, timeline 8-12 weeks.

Process Development USP & DSP

Maximise yield (> 10 g/L) with our Integrated upstream and downstream process development & intensification service.

HEK 293 Cell Line Development

Superior protein quality & yield for challenging proteins. Development of stable, GMP-ready HEK 293 clones in 10-14 weeks.

Assurance of Clonality for existing Master Cell Banks

Ensuring FDA and EMA regulatory compliance by proving Master Cell Bank monoclonality status.

Genome Engineering & Inducible Expression

Customized CHO and HEK 293 Cell lines for enhanced protein yield and quality. Specially for hard-to-express molecules.

Biosimilar Cell Lines and Processes

Portfolio of high-producing (5-8 g/L) biosimilar cell lines and processes.

Partnering with ExcellGene means that you benefit from our extensive experience and comprehensive support, ensuring a smooth and efficient pathway from gene to clinical trials. Our team is dedicated to customizing solutions that meet your unique requirements, providing you with the best possible outcomes.