Plunkett Research is a gem of a database, offering industry statistics, trends, and analysis, as well as profiles of the leading companies in each industry, all in one location, providing a broad, yet accessible survey of 27 industry sectors. It should prove useful if you need to do market or investment research, if you're looking to start a new business, or for job seekers.
Where to start?
(Plunkett Research homepage)
Select one of the industry sectors listed under Industry Research Centers. There are 27 of them, from Advertising to Wireless, plus Canadian, International, Middle Market, and Private Companies, as well as Job Seeker Resources & Tools.