How to file a DBA in Delaware
Filing a Delaware DBA ('doing business as'), also known as an 'assumed name', is a simple process. You will file the DBA at the Superior Court office in your county in Delaware.
Read below for answers to your questions about DBAs, plus important details and links, why you might consider filing an assumed name (DBA), and how a DBA can help or hurt you. If you need to research how to file a DBA in another U.S. state or territory, select it below.

Do I need a DBA in Delaware?
Delware requires that all corporations, limited liability companies (LLCs), limited partnerships (LPs), limited liability partnerships (LLPs), or out-of-state companies that regularly transact business in Delaware under a name different from their legal name, must file a DBA with the Delaware Superior Court.