CompuChem - Software for drawing chemical structures, visualize laboratory experiments, teaching, 3D visualisation of molecules and quantum chemistry. FQS Poland - Reseller of various packages for chemistry, biochemistry, and materials science, including Cache and ChemOffice. CrystalMaker Software - Crystal structures visualization and diffraction software for Macintosh. Chemistry-Software.com - Sells software for organic chemistry, mass spectroscopy, quality control, and general chemistry. ChemSW - Chemistry Software for Windows. Includes structure drawing, MSDS management, chemical inventories, quality control, databases, data analysis, and education and training. Online purchasing available. Accelrys, Inc - Producer of various molecular modeling and simulation software for both life and materials science research, like cerius, catalyst, insightII, quanta. Gaussian, Inc - Contains manuals and other useful information related to the Gaussian98 program for quantum chemical calculation. 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. Wavefunction, Inc - Producer of spartan, a quantum chemical calculation program with nice visualization opportunities. Hypercube, Inc - Producer of HyperChem, a molecular modeling package for windows and HyperNMR, a program for prediction of one-dimensional NMR spectra. Tripos, Inc - Producer of sybyl, a computational tool kit for molecular design and analysis. 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 Bioinformatics." 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. QuantumBio - Develops solutions for Computer-Assisted Molecular Modeling and Computer-Assisted Drug Design, with emphasis on semiempirical quantum mechanics and bioinformatics. Chemical Simulations Group - Software and consulting services to the pharmaceutical, biotechnology, and chemical industries. ChemAxon - Programs, Java applets and other Java tools for chemistry, client-server applications, chemical databases, web site development. Q-Chem, Inc. - Developer and provider of quantum chemistry software for ab initio electronic structure calculations. Daylight Chemical Information Systems - Offers an integrated set of programs and libraries for chemical information processing. Based on the SMILES linear notation. Chemical Computing Group (CCG) - Develops MOE, the Molecular Operating Environment, a package for high throughput discovery, bioinformatics, and computer aided molecular design. Semichem, Inc. - Develops programs, such as AMPAC and CODESSA, based on semiempirical molecular orbital methods. Eidogen-Sertanty - Provider of knowledge-based drug discovery solutions to biotechnology and pharmaceutical organizations through software, content, and collaborative service arrangements. Molfunction - Institute of Molecular Function - Producer of Homology Modeling for HyperChem, Gaussian Interface for HyperChem, ONIOM Interface for Receptor, and Docking Study with HyperChem. 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. Parallel Quantum Solutions - Manufactures parallel computers for high-performance computational chemistry. CHEMAPPS - Specializes in the development of life science applications for medicinal chemistry professionals. gNova Scientific Software - Provides consulting services and CHORD, a database cartridge for adding substructure search and other chemical functions to PosgreSQL. OpenEye Scientific Software - Provides software and toolkits for structure-based drug design. 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. CambridgeSoft - Computational, database, communication and drawing software for chemists. Quantumwise - Producers of first-principles simulation software for nanoscience used to model the electronic structure of molecules, crystals and surfaces. Medit - Providers of software solutions for molecular modelling and cheminformatics, using structural experimental data as the guideline for drug design. AKos Consulting & Solutions GmbH - Provides chemoinformatics software to search, mine, calculate, simulate, store, register, enter, display, print, publish and correlate structures, reactions and data. Molecular Networks GmbH - Software for drug design, combinatorial chemistry, organic reactions and synthesis, data mining, and data warehousing.