From this page you can select a county, metro-area, or zip code and then see things such as the total number of establishments, employment and payroll figures, and the number of establishments for nine employment-size categories.
Profiles of America's best known companies are provided. Additional information is available on 8500 companies, searchable by ticker symbol, location, or company name. The site also includes profiles on international companies.
Electronic data gathering, analysis, and retrieval. It contains a databas eof filings from the S.E.C. The electronic repository of all the disclosure documents that publicly traded companies file. Here is a commercial provider of SEC filings that apparently offers easier access to the same data but for a price.
You can search by company name, brand name, or product category to find some basic information about companies. It indicates whetheror not the companies offer literature by fax, phone, or on the web. While you have to register at least the service is free.
If you want to learn more about statistics itself or statistical information about a variety of topics, this a good place to start. In particular, the section on Business/Economics would be helpful in projects on B2B marketing.