30+ Years

of Chemistry Excellence

~80%

PhD Scientific Staff

4,500+

Projects Completed

100%

US-based Facilities

Why Leading Biotech Companies Choose Adesis for Custom Peptides

Unmatched Scientific Expertise

Work directly with PhD chemists who understand complex peptide challenges. Our team becomes an extension of your R&D department, ensuring your specifications are met precisely.

Fastest Turnaround Times

Industry-recognized for rapid delivery without compromising quality. We accelerate your drug discovery timeline with efficient synthesis and streamlined processes.

Superior Purity Standards

Achieve 99%+ purity consistently. Our expertise in high-purity synthesis, developed over 30 years, ensures your peptides meet the most demanding specifications.

Complete IP Protection

100% US-based operations in Delaware provide complete confidentiality and intellectual property security for your proprietary sequences.

Comprehensive Peptide Synthesis Services

  • Discovery Support: Milligram to gram-scale synthesis for lead optimization
  • Custom Modifications: Specialized chemistry for complex peptide structures
  • Process Development: Scale-up from research to development quantities
  • Analytical Services: Complete characterization and purity analysis
  • Flexible Engagement Models: FTE or fee-for-service options

From Sequence to Solution in 4 Steps

Consultation

Direct discussion with our scientific team about your requirements

Route Design

PhD chemists develop optimal synthesis strategy

Synthesis & QC

State-of-the-art facilities ensure quality at every step

Delivery

Comprehensive documentation and on-time shipment