Below is a list of helpful links. Your business is unique, and you may want to talk with your tax or business advisor to discuss other resources available. We are not responsible for the content of outside sources.

Private sector organizations

• Better Business Bureau
• BusinessUSA

Municipal organizations

• Doing Business in the City and County of Denver
• SCORE Denver - Counselors to America's Small Business

National organizations

• Federal Trade Commission Identity Theft Site
• IACA - International Association of Commercial Administrators
• Internal Revenue Service (IRS): EIN
• IRS Small Business Resource
• National Public Records Research Association
• OSHA Small Business Resource Center
• Small Business Administration, Colorado District
• United States Patent and Trademark Office
  • Trademark Basics

State organizations

• Colorado Attorney General
• Colorado Chamber of Commerce
• Colorado DMV (drivers licenses, vehicle registrations)
• Colorado Information Marketplace
• Colorado Nonprofit Association
• Colorado Revised Statutes
• Colorado State Archives
• Colorado State (official site)
• Department of Labor & Employment (unemployment, employment verification)
• Department of Regulatory Agencies (insurance, stock, licensure, PUC)
• Department of Revenue (sales tax, withholding, marijuana licensure)
• MyBizColorado (online registration for other agencies)
• Office of Economic Development and International Trade
• Minority Business Office
• Protect Your Business: Business Identity Theft Resources