Accelrys, Inc
   Producer of various molecular modeling and simulation software for both life and materials science research, like cerius, catalyst, insightII, quanta.
   http://www.accelrys.com/

Advanced Chemistry Development
   Specializes in Windows and applet-based software for structure drawing, nomenclature, NMR processing and prediction, chemical databases, and prediction of physicochemical properties.
   http://www.acdlabs.com

Atomistix
   Producers of Virtual NanoLab, software for modeling the electrical properties of nanoscale devices.
   http://www.atomistix.com

Axiom Discovery, Inc.
   Develops software and offers consulting services for in-silico drug discovery and molecular visualization.
   http://www.axiomdiscovery.com

CHEMAPPS
   Specializes in the development of life science applications for medicinal chemistry professionals.
   http://www.chemapps.com

CambridgeSoft
   Computational, database, communication and drawing software for chemists.
   http://www.cambridgesoft.com/

ChemAxon
   Programs, Java applets and other Java tools for chemistry, client-server applications, chemical databases, web site development.
   http://www.chemaxon.com

ChemSW
   Chemistry Software for Windows. Includes structure drawing, MSDS management, chemical inventories, quality control, databases, data analysis, and education and training. Online purchasing available.
   http://www.chemsw.com

Chemical Computing Group (CCG)
   Develops MOE, the Molecular Operating Environment, a package for high throughput discovery, bioinformatics, and computer aided molecular design.
   http://www.chemcomp.com/

Chemical Simulations Group
   Software and consulting services to the pharmaceutical, biotechnology, and chemical industries.
   http://www.chemicalsimulations.com

Chemistry-Software.com
   Sells software for organic chemistry, mass spectroscopy, quality control, and general chemistry.
   http://www.chemistry-software.com

CompuChem
   Software for drawing chemical structures, visualize laboratory experiments, teaching, 3D visualisation of molecules and quantum chemistry.
   http://www.compuchem.com

CrystalMaker Software
   Crystal structures visualization and diffraction software for Macintosh.
   http://www.crystalmaker.com

Daylight Chemical Information Systems
   Offers an integrated set of programs and libraries for chemical information processing. Based on the SMILES linear notation.
   http://www.daylight.com/

Desert Scientific Software
   Provides software for medicinal research. Focused in structure based drug design and developing methods for predicting protein-ligand binding affinities. Develops web applications for protein databases and visualization.
   http://www.desertsci.com

Eidogen-Sertanty
   Provider of knowledge-based drug discovery solutions to biotechnology and pharmaceutical organizations through software, content, and collaborative service arrangements.
   http://www.eidogen-sertanty.com

FQS Poland
   Reseller of various packages for chemistry, biochemistry, and materials science, including Cache and ChemOffice.
   http://www.fqs.pl/

Gaussian, Inc
   Contains manuals and other useful information related to the Gaussian98 program for quantum chemical calculation.
   http://www.gaussian.com/

Hypercube, Inc
   Producer of HyperChem, a molecular modeling package for windows and HyperNMR, a program for prediction of one-dimensional NMR spectra.
   http://www.hyper.com/

MDL Information Systems
   A wide variety of data management, analysis, and visualization tools: ISIS, Chemscape, Sculpt and Assay Explorer. Some free downloads including ISIS/Draw and Chime.
   http://www.mdli.com

MEDIT - Molecular Extended Distribution in Information Technology
   French company working on software development and services in bioinformatics, cheminformatics and molecular modeling. Offers in-silico services for R&D in pharmaceutical, cosmetic, agrochemical, and biotechnology industries.
   http://www.medit.fr

Metaphorics, LLC.
   Software and databases for docking.
   http://www.metaphorics.com

MolMo Services: a Molecular Modeling and Drug Design Company
   Software for chemoinformatics, bioinformatics, and drug design; consulting services for the chemical and pharmaceutical industry.
   http://www.molmo.be

Molecular Discovery Ltd.
   Producer of GRID, a program for determining energetically favorable binding sites on molecules of known structure, and other "tools to derive high quality 3D descriptors with the purpose to link Structure-Based Drug Design, Chemoinformatics and Bioin
   http://www.moldiscovery.com/

Molecular Networks GmbH
   Software for drug design, combinatorial chemistry, organic reactions and synthesis, data mining, and data warehousing.
   http://www.mol-net.com/

Molfunction - Institute of Molecular Function
   Producer of Homology Modeling for HyperChem, Gaussian Interface for HyperChem, ONIOM Interface for Receptor, and Docking Study with HyperChem.
   http://www.molfunction.com/

Molsoft L.L.C.
   Provider of tools, databases and consulting services in the area of structure prediction, bioinformatics, cheminformatics, molecular visualization, and rational drug design.
   http://www.molsoft.com/

OpenEye Scientific Software
   Provides software and toolkits for structure-based drug design.
   http://www.eyesopen.com/

Parallel Quantum Solutions
   Manufactures parallel computers for high-performance computational chemistry.
   http://www.pqs-chem.com/

Princeton Simulations
   Software for conformational analysis and searching.
   http://www.prin-sim.com

Q-Chem, Inc.
   Developer and provider of quantum chemistry software for ab initio electronic structure calculations.
   http://www.q-chem.com/

QuantumBio
   Develops solutions for Computer-Assisted Molecular Modeling and Computer-Assisted Drug Design, with emphasis on semiempirical quantum mechanics and bioinformatics.
   http://www.quantumbioinc.com/

Schrödinger, Inc
   Producer of the Jaguar quantum chemistry package and the MacroModel molecular mechanics package.
   http://www.schrodinger.com

Scientific Instrument Services
   SIMION ion optics software and more than 200 scientific software products in mass spectrometry, chromatography, quality control, chemical inventory, MSDS, molecular modeling, database, and plotting. Online ordering.
   http://www.sisweb.com/simion.htm

Semichem, Inc.
   Develops programs, such as AMPAC and CODESSA, based on semiempirical molecular orbital methods.
   http://www.semichem.com

Synthematix
   Chemistry software and cheminformatics database programs for chemists. ARTHUR suite monitors chemical reaction schemes, datasets, reactants, and institutional memory.
   http://www.synthematix.com

Tripos, Inc
   Producer of sybyl, a computational tool kit for molecular design and analysis.
   http://www.tripos.com/

Wavefunction, Inc
   Producer of spartan, a quantum chemical calculation program with nice visualization opportunities.
   http://www.wavefun.com/

gNova Scientific Software
   Provides consulting services and CHORD, a database cartridge for adding substructure search and other chemical functions to PosgreSQL.
   http://www.gnova.com/