Delaware Department of State, Division of Corporations

Delaware business entity search

Look up a Delaware corporation, LLC, or nonprofit. Federal filings are searched on this page. The Delaware Department of State, Division of Corporations keeps the state registry, and the steps below show how to search it.

Federal filings searched here. The Delaware registry record is on the official site.

Delaware registry at a glance

Registry agency	Delaware Department of State, Division of Corporations
Office	Secretary of State: Charuni Patibanda-Sanchez
Phone	(302) 739-3073 (option 2 for general information, option 3 for franchise tax)
Address	John G. Townsend Bldg., 401 Federal Street, Suite 4, Dover, DE 19901 (in-person help by appointment only)
Mailing address	Division of Corporations, PO Box 898, Dover, DE 19903
Hours	Operators available 8:00am to 4:30pm, Monday to Friday, excluding state holidays
Official search	General Information Name Search
Registry number	File number

How to search the Delaware registry

The General Information Name Search searches by entity name and file number.

Open the General Information Name Search on the Division of Corporations site.
Enter the entity name or the file number; use quotation marks for an exact name match.
Complete the image check and run the search.
Select the entity name to see its file number, formation date, and registered agent.
To see whether the entity is in good standing, use the paid Check Entity Status service ($10, or $20 with tax and filing detail) or order a certificate.

Open the official Delaware search

Three numbers, three agencies

Asking for the wrong number is a common reason a search comes back empty.

Number	Issued by	What it identifies
Federal EIN	Internal Revenue Service	Identifies the business for federal tax. It is the same number in every state.
File number	Delaware Department of State, Division of Corporations	Identifies the entity's record in the state registry.
Delaware business license number	Delaware Division of Revenue	The Division of Revenue issues business licenses and handles state tax registration, separate from the Division of Corporations file number. The federal EIN is issued by the IRS.

Fees and annual filings

LLC formation	$110 (Certificate of Formation, domestic LLC)
Corporation formation	From $109 (Certificate of Incorporation; the amount rises with authorized shares)
Annual filing	Annual Franchise Tax Report (corporations); annual tax only for LLCs, LPs, and GPs
Annual fee, LLC	None. LLCs file no annual report but pay a $400 annual tax.
Annual fee, corporation	$50 annual report fee for a non-exempt domestic corporation ($25 if exempt), plus franchise tax (minimum $175 under the Authorized Shares Method or $400 under the Assumed Par Value Capital Method)
When it is due	Domestic corporations file the annual report and pay franchise tax for the prior year on or before March 1. LLCs, LPs, and GPs pay their annual tax for the prior year on or before June 1. Foreign corporations file by June 30.
Late filing	$200 penalty plus 1.5% interest per month on tax and penalty for a late corporation report or a late LLC, LP, or GP tax. Foreign corporations pay a $250 penalty.
Filed with	Delaware Division of Corporations, online
Franchise tax (corporations) and annual alternative entity tax (LLCs, LPs, GPs)	Delaware Division of Corporations. Corporations: on or before March 1. LLCs, LPs, and GPs: on or before June 1. Every domestic and foreign LLC, LP, and GP formed or registered in Delaware pays $400 a year. Corporation franchise tax runs from a $175 minimum (Authorized Shares Method) or $400 minimum (Assumed Par Value Capital Method) up to $200,000, or $250,000 for a Large Corporate Filer.

Fee schedule revised August 1, 2026. Foreign corporations file a $250 annual report by June 30. Optional expedited service costs extra.

As published by the Delaware Department of State, Division of Corporations, checked 2026-10-06. Fees change, and the official schedule decides.

Forming or running a business in Delaware

Every Delaware entity has a registered agent on file, and the free entity search shows the agent's name, address, and phone number.

Delaware businesses on file

The largest organizations with a Delaware address in the federal filings searched here, biggest first.

EIDP, INCEIN 51-0014090
ENOVIS CORPORATIONEIN 54-1887631
CHESAPEAKE UTILITIES CORPORATIONEIN 51-0064146
DELTA APPAREL, INC.EIN 58-2508794
DUPONT DE NEMOURS, INC.EIN 81-1224539
ASHLAND INC.EIN 81-2587835
INCYTE CORPORATIONEIN 94-3136539
INTERCOLLEGIATE STUDIES INSTITUTE INCEIN 23-6050131
OPTIMIZE MANPOWER SOLUTIONS, INCEIN 46-1443702
TAGHLEEF INDUSTRIES, INC.EIN 51-0295865
FLORIDA PUBLIC UTILITIES COMPANYEIN 59-0539080
INTERDIGITAL, INC.EIN 23-1882087
INTEGRATED DATA CORPEIN 23-2498715
HERCULES INCEIN 51-0023450
WILMINGTON UNIVERSITY INCEIN 51-0107088
LULULEMON ATHLETICA INC.EIN 20-3842867
KENDAL CORPORATIONEIN 23-2688382
LL FLOORING HOLDINGS INC.EIN 27-1310817
SLM CORPORATIONEIN 52-2013874
SEARS AUTHORIZED HOMETOWN STORES, LLCEIN 26-2779641
NICHINO AMERICA INC.EIN 13-3952043
DELAWARE ELECTRIC COOPERATIVE INCEIN 51-0011975
COMMUNITY SYSTEMS INCEIN 51-0281350
ZEARNEIN 37-1665745

All 39 Delaware businesses on file

Sources

Facts on this page come from the official pages below, checked 2026-10-06. A fact that could not be confirmed on an official page is left out.