AZ Starting a Business Provides help with various aspects of starting and running a business such as business registration, trade name registration and applications, business plan help, business structures, financing, tax information and more.

People that form a startup in Arizona often choose an Arizona LLC

Another alternative is to file the paperwork to incorporate in Arizona with an Arizona corporation, which can be elected to be an Arizona S corporation.

Whichever business structure you choose, we like to recommend Northwest Registered Agent for business startups because of their quick sign up form and quick service.
Business Forms Includes forms and applications needed to start and run your business and pay your taxes. The contact information for your local Small Business Administration (SBA) office. The SBA offers advice, assistance, and small business loans.
Information on how and where to register your company's trade name, and how to find out if your trade name is available. SBDC  Small Bus.Development Centers The contact information for your local Small Business Development Center (SBDC) office. The SBDC offers business planning assistance and other reference material.