Company Information 

HF 5065 .C6C64 2007/08 Ref
Directory of businesses listed by city, category, major employers, public companies, executives, and manufacturers by SIC..

HF5065.C6 N67 Ref
Business by industry ranked.

Scroll down page for directories by industry. Many of these lists are free in html.

This site is maintained by the University of Colorado and provides some great links to statistical information about the state of Colorado. Excellent site to begin finding any business related statistical information in the state.

Unemployment information, labor and employment statistics by county, labor laws, resources for job seekers and businesses. Some information is also available in Spanish.

“Colorado Business Resource Guide”. Resource information for small businesses in Colorado.

Variety of information for businesses in the state of Colorado including information on how to file business documents.