- Alltech Associates Inc.
 - Deerfield - Products for gas chromatography, liquid chromatography, solid phase extraction, etc. - Landauer
- Glenwood - Provider of analytical services to determine personnel exposure to occupational and environmental radiation hazards in the workplace and home.
- Planetary Studies Foundation
- Algonquin - Nonprofit sponsoring educational astronomy programmes in Palatine, IL. Links to astronomy articles and tutorials online.
- Telemap Corporation
- Chicago - Providers of desktop mapping services, including development and implementation.
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