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End-To-End Services Built on Cutting-Edge Technologies


We offer customized chemical manufacturing services that cater to a wide range of industries. Apart from rigorous research and development, ZST provides comprehensive lab-to-manufacturing solutions built on our core technologies – green chemistry, synthetic biology, and biotransformation. We have a highly versatile team with experience in multiple areas such as fermentative production of enzymes, analytical methods like HPLC and GC, and process parameter optimization. Moreover, our expertise and experience in manufacturing end-to-end solutions allow us to overcome the numerous challenges typically faced during the scaling-up phase.

Process Development

  • IPC control analytical  
  • FG analytical development 

Scale Up

  • Kilo lab studies 
  • Pilot plant trials 
  • Basic engineering 
  • Process optimization


  • Detailed engineering 
  • Plant design 
  • Bulk manufacturing

Contract Research & Development

Clients across multiple sectors trust ZST to fulfill their research needs by outsourcing a range of services to us on a contractual basis. We are equipped with state-of-the-art manufacturing and R&D facilities as well as a highly skilled team that successfully takes care of the full spectrum of operations for our clients, from process development to large-scale industrial manufacturing. We are dedicated to developing suitable, sustainable, and cost-effective drug development programs for our clients. In fact, ZST has an impressive track record of implementing multiple biocatalytic and chemical solutions for several of our Indian clients.


  • Process development and scaling up
  • Down-stream process/purification
  • Enzyme and intermediate production

Chemical Synthesis

  • Asymmetric synthesis of chiral building blocks
  • Heterocyclic, densely functionalized aryl chemistry
  • Organometallic reactions
  • Flow and other green chemistry technologies

Biocatalysis / Biotransformation

  • Enzyme screening
  • Proof of concept studies
  • Process development (from lab to commercial scale)
  • Enzyme formulation (including immobilization)
  • Wild type screening
  • Strain engineering and optimization

General Organic Chemistry

  • Chlorination
  • Bromination
  • Fluorination
  • Hydrogenation – Reduction
  • Dehydrohalogenation
  • Amination
  • Diazotization
  • Carbonylation
  • Cyanation (NaCN, KCN)
  • Chlorosulfonation
  • Oxidation

Specialized Chemistry Capabilities

  • Chiral synthesis
  • Air oxidation
  • Peptide chemistry
  • Continuous flow

Molecular Biology

  • Designing the clone with higher enzyme activity
  • Stable design of clone for effective enzyme production
  • Experience in handling E. Coli, Pichia Pastoris, and Streptomyces Lividans strains

Downstream Processing

  • Downstream process/purification
  • Process design with minimal steps for downstream
  • Enzyme formulation (including immobilization)