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| Intelligen, Inc. Computer-Aided Design and Simulation Tools for the Process and Environmental Industries. |   |
| Ashlar Develops 2D and 3D software products for mechanical and industrial designers. |   | |
| InnaPhase Provides software and database technology for early drug development. |   | |
| Environmental Research Software: MINEQL+ Offers a chemical equilibrium modeling system to determine pH, chemical separation, alkalinity and solubility in aqueous solutions. |   | |
| ECT International, Inc. Provider of custom software development and consulting services. Products and services are sold to multiple industries. Developer of promis-e(tm) CAD/CAM engineering software for Windows. |   | |
| Flite Software: Piping Systems FluidFlow Offers engineering simulation software for the hydraulic design, network analysis and troubleshooting of fluid systems. |   | |
| ESM Software Develops and markets materials science software and databases covering thermochemistry, polymers, metals, crystallography, ceramics, phase diagrams and thermophysical properties. |   | |
| BEE-Line Software Provides air dispersion modeling software, training and support. |   | |
| Flow Measurement Engineering Scotland-based company specializing in consultancy and software services for flow metering engineers. |   | |
| Cherwell Scientific Company also develops tank API design software. Products are sold to the power generation, chemical and petrochemical industries. Developer of IBM PC-compatible pipe stress analysis, pipe design and drafting and pressure vessel design software. |   | |
| ChemSW, Inc. Global provider of chemistry and laboratory software and related services for industry, government and education. |   | |
| Bredohri Chemical Engineering Software It provides periodic table, steam tables, heat capacities, critical values, viscosities, diffusion coefficients and thermal conductivities. Offers TriMAX, a software resource for engineers, chemists and students. |   | |
| Adaptive Resources Provides software for process control solutions, including an adaptive model-predictive regulatory controller and a simulation tool to create process models. |   | |
| Bryan Research & Engineering, Inc. Texas-based company providing computerized chemical engineering technology and process simulation software for the oil, gas, refining and chemical industries. |   | |
| ChemPlant Technology s.r.o. Based in the Czech Republic. Provides consultation and plant information systems to the process industries. |   | |
| Applied Flow Technology Providers of Windows based, drag-and-drop pipe flow analysis software. |   | |
| AAA Technology and Specialities Co. International supplier of pipe stress, engineered components (pipe hangers & supports), analysis and vessel design software and consulting services. |   | |
| Algor Creates physics-based mechanical event simulation software for nonlinear stress analysis. |   | |
| BlazeTech Offers design, analysis, testing and modeling services in environmental safety and military system survivability. |   | |
| COADE, Inc. Company also develops tank API design software. Products are sold to the power generation, chemical and petrochemical industries. Developer of IBM PC-compatible pipe stress analysis, pipe design and drafting and pressure vessel design software. |   | |
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