Roche: Proteomics
- Portfolio of tools for cell-free expression, cell-based transfection, protein purification, processing, characterization and analysis of pathways.
- https://www.roche-applied-science.com/sis/proteomicscience/

Target Discovery, Inc.
- Offers dynamic coatings and method development kit to optimize separation, within the pH and buffer ranges by CE and microfluidics electrophoretic chips. Includes technologies under development in metabolomics, expressional and interactional proteomics, a
- http://www.targetdiscovery.com/

Sigma-Aldrich: Proteomics
- Offering specialist trypsin and custom peptide libraries to isolate, detect, identify and characterize protein structure and function, for both native and recombinant protein analysis, including glycoproteins and tools for glycobiology.
- http://www.sigmaaldrich.com/Area_of_Interest/Life_Science/Proteomics_and_Protein_Expr_.html

Screenomics GmbH.
- Developing 96 and 384 well protein chips with each spot referring to specific cDNA, for labeling, oligonucleotide matching and diagnostics. Includes overview of technology, intended arrays, custom spotting of expressed proteomes and gene synthesis availa
- http://www.screenomics.de/

Protea Biosciences
- Offers protein biomarker identification and characterization using proprietary CE-MS and LC MS/MS systems, with archives of biological samples and assays. Includes sale of coated CE capillaries, protein arrays from tumors, cation exchange peptide standard
- http://www.proteabio.com/