Business Trade Name

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Any person(s) conducting business under a name other than their own in the Town of Stonington shall file a Trade Name Certificate with the Town Clerk.  Each certificate will state the name of the business, full name of each person(s) conducting such business or authorized officer thereof, post-office address and acknowledged under oath prior to submitting to the Town Clerk.  Your original trade certificate may be mailed along with a fee of $10.00.  You may request a certified copy for an additional $3.00.  Our mailing address is 152 Elm St., Stonington, CT 06378. Filing of Trade Name Certificates does not  protect the business name.  To protect the business name you must register with the Secretary of the State.  For additional information regarding starting up a new business, corporation or LLC, contact the Secretary of the State at (860) 509-6200 or (800) 540-3764 or visit their When opening a business you should also contact the CT Licensing Info Center at or 1-800-392-2122 or emailing  


Go to Downloadable forms to print a trade name form