Have you tried Reference USA? It's a database available through the Henderson Libraries at:
http://www.mypubliclibrary.com/research/all_databases.html
Who uses Reference USA?
Small Business Owners and Entreprenuers who want to conduct market research.
Job Seekers who want to locate and research companies they want to work for.
Students who want to find articles for research on businesses.
Movers who want to find schools, places of worship, childcare, doctors, and other services.
Continuing Education Students who need research information directly related to their careers.
http://www.mypubliclibrary.com/research/all_databases.html
Who uses Reference USA?
Small Business Owners and Entreprenuers who want to conduct market research.
Job Seekers who want to locate and research companies they want to work for.
Students who want to find articles for research on businesses.
Movers who want to find schools, places of worship, childcare, doctors, and other services.
Continuing Education Students who need research information directly related to their careers.