Big Charts - Comprehensive source for industry and market statistics including historical quotes and charts.
BizLink - This site contains numerous links to business and investment information.
Business Wire - Breaking business news searchable by keyword and state.
Crain's Chicago Business - The online version of Crain's Chicago Business. You must register before you can look at the articles.
Independent Charities of America - A site listing charities by service category.
Interactive Currency Table - A source for checking the exchange rate between foreign currencies.
PR Newswire - A business news site with breaking stories.
Securities and Exchange Commission - The official government site for the US Securities and Exchange Commision.
Silicon Investor - This site contains numerous links to business and investment information.
ThomasNet - The online version of the Thomas Register, the standard source for information about manufacturers and suppliers of all kinds of products.
U.S. Patent and Trademark Office Patent Database - Provides access to the U.S. Patent and Trademark Office's full text patent database from 1976 to the present.