Company Databases

The following databases provide in-depth information about specific companies — they are especially useful for research, e.g., learning more about a company's products and market, personalizing cover letters (see Resume and Cover Letter Expert Advice), and preparing for interviews.

Hoover's

Comprehensive national databases that provide capsule and detailed company information.

Thomas Net

Valuable database with companies, brand names, and product & service categories (including online catalogs) of US manufacturers.

These are online yellow pages with millions of companies in all fields; as such, they are ideal for quickly locating specific companies.

SuperPages

Extensive national yellow pages directory database that allows searching by industry or name, city and state; you will also be able to then access lists by category.

Switchboard

Extensive national company directory database that allows searching by business name or category in specific cities and states.