Business Registration, Licensing and Permitting


The State of Connecticut is committed to making it easier for businesses to do business. Our state agencies, as well as our state's economic development partners, will work closely together to help you obtain the necessary licenses and permits for you to start, expand or relocate your business to Connecticut.

Assistance with Registration and Licensing

AdvanceCT has developed a robust online hub of information to help you get your business appropriately registered and licensed for doing business within the state. The AdvanceCT staff can also provide you with personalized assistance. Call them directly at (860) 571-7136.

Please visit the Department of Consumer Protection’s Occupational & Professional Licensing Division for information regarding the occupational trades and several professional licensing categories.

Assistance with Permit Applications

The DECD's Office of the Permit Ombudsmen may be able to expedite any necessary permit reviews/approvals from the state's departments of Energy & Environmental Protection, Transportation and Public Health.

Learn more about our expedited permit assistance here.