You can search for Delaware businesses three ways. The fastest is the free CompanyData.com lookup tool at the top of this page. Type a company name and get instant results including address, registration number, entity type, and revenue estimates. You can also search the official Delaware Division of Corporations at https://icis.corp.delaware.gov/ecorp/entitysearch/namesearch.aspx for authoritative filing status. Note that Delaware files business entities through the Delaware Division of Corporations, not a traditional Secretary of State office. For developers, our API provides programmatic access to all DE business records for bulk lookup, KYB verification, and CRM enrichment.
Free Delaware business records search
Delaware is one of the most popular states in the US for business incorporation. More than 68% of Fortune 500 companies are incorporated in Delaware. CompanyData.com gives you instant access to DE company records. Search by company name or registration number to find addresses, entity types, founding dates, industry classifications, and revenue estimates. Our database covers active and inactive entities filed with the Delaware Division of Corporations, plus enriched data fields not available in the official state filing system.
Delaware has a specialized Court of Chancery for business disputes. Delaware does not require corporations to disclose officer or director names publicly. The DE economy is driven by finance, banking, chemicals, and healthcare, and our database tracks businesses across all of these sectors. Whether you're verifying a vendor, prospecting new leads, or running a KYB check, you can pull complete DE company profiles in seconds.
This is a faster, more data-rich alternative to searching the official Delaware Division of Corporations portal directly. You get the same registry data plus revenue estimates, employee counts, SIC and NAICS codes, corporate hierarchy, and bulk CSV export, all in one search. You can also search across all Delaware entity types including Series LLC, Statutory Trust, Public Benefit Corporation.
Top Companies in Delaware
Largest Delaware business entities by revenue. Includes DE finance, banking, chemicals companies and more.
| Company Name | Country | City | Address 1 | Phone | State/Province | Postal Code | Website | Founding Year | Yearly Revenue in U.S. Dollars | Employees Total | Business Legal Type - Description | Number of Companies in Group | Company Registration Number | ||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 1 | American Online Giving Foundation, INC. | *****@***.*** | USA | Newark | 40 E Main St Pmb 887 | +** ******** | New Castle | 19711 | N/A | 2015 | $1,516,461,735 | 6 | Corporation | N/A | N/A |
| 2 | Geosyntec Holdings, LLC | ******@****.*** | USA | Wilmington Manor | 251 Little Falls Dr | +** ********* | New Castle | 19808 | N/A | 2022 | $500,000,000 | 5 | Corporation | 64 | 6696859 |
| 3 | Bayhealth Hospital, Sussex Campus | *******@*****.*** | USA | Milford | 100 Wellness Way | +** ******** | Sussex | 19963 | bayhealth.***** | 2019 | $298,619,052 | 1 | Corporation | 31 | N/A |
| 4 | Sightsavers International INC | ********@******.*** | USA | Wilmington Manor | 1000 N West St Ste 1200 | +** ********* | New Castle | 19801 | sightsaversusa.***** | 2012 | $281,259,000 | 1 | N/A | N/A | |
| 5 | Delaware Electric Cooperative, INC. | *********@*******.*** | USA | Greenwood | 14198 Sussex Hwy | +** ******** | Sussex | 19950 | delaware.***** | 1936 | $245,267,841 | 141 | Corporation | N/A | 0352826 |
| 6 | The Delaware Municipal Electric CORPORATION | **********@********.*** | USA | Smyrna | 22 Artisan Dr | +** ********* | Kent | 19977 | demecinc.***** | 1979 | $194,239,493 | 9 | Corporation | N/A | N/A |
| 7 | ST. Francis Hospital, INC. | ***********@***.*** | USA | Wilmington Manor | 701 N Clayton St | +** ******** | New Castle | 19805 | stfrancishealthcare.***** | 2015 | $158,518,423 | 1,000 | Corporation | 868 | 0147617 |
| 8 | Fs.com INC | ************@****.*** | USA | New Castle | 380 Centerpoint Blvd | +** ********* | New Castle | 19720 | fs.***** | 2018 | $154,756,474 | 100 | Corporation | N/A | 6865842 |
| 9 | Blackrock Corporate High Yield Fund, INC. | *****@*****.*** | USA | Wilmington Manor | 100 Bellevue Pkwy | +** ******** | New Castle | 19809 | blackrock.***** | 2003 | $148,114,311 | 9 | Corporation | 436 | D07266984 |
| 10 | St Francis Health Services CORPORATION | ******@******.*** | USA | Wilmington Manor | 7th N Clayton St | +** ********* | New Castle | 19805 | N/A | 1963 | $129,017,249 | 1,200 | Corporation | 868 | N/A |
Showing 10 of 171,639 companies
Request Free SampleHow to look up a business in Delaware
There are three ways to search for Delaware business entities:
Use the free CompanyData.com tool above
Type a company name and get instant results. We aggregate Delaware business records from the Delaware Division of Corporations and enrich them with revenue estimates, employee counts, and SIC/NAICS industry classifications that the official DE filing system does not provide.
Search the official Delaware Division of Corporations
Visit https://icis.corp.delaware.gov/ecorp/entitysearch/namesearch.aspx for the authoritative state filing record. This is slower than CompanyData.com but provides direct access to official filing documents.
Use the CompanyData.com API
Developers can pull Delaware business records programmatically for KYB verification, lead enrichment, CRM auto-fill, and bulk data export. From $0.10 per call.
What you can find in Delaware business records
Delaware Division of Corporations registry data
- Registered business name
- Entity type (LLC, Corp, LP, Series LLC, etc.)
- Registration / filing number
- Filing date & status (active/inactive)
- Registered agent & principal address
Enriched DE data (CompanyData.com)
- Revenue estimates & employee counts
- Industry classification (SIC & NAICS) for Delaware's finance, banking sectors and more
- Corporate hierarchy & parent company
- Email & phone (with data license)
- Website & trade names
- Bulk export to CSV
Delaware Business Entity Types
Delaware recognizes all standard US business entity types. Whether you're starting a finance company or a professional services firm, the right structure depends on your liability protection needs, tax treatment, and growth plans. Here are the entity types you'll find when searching Delaware business records:
- Limited Liability Company (LLC): The most popular entity type for new Delaware businesses. The Delaware LLC filing fee is $90. LLCs offer personal liability protection with pass-through taxation and minimal compliance requirements.
- Corporation (C-Corp / S-Corp): Delaware is one of the most popular states for incorporation. C-Corps are taxed at the entity level and are the standard structure for venture-backed startups and companies planning to issue stock or go public. S-Corps elect pass-through taxation but are limited to 100 shareholders. Filing fee: $89.
- Limited Partnership (LP): A partnership with one or more general partners (who manage the business and bear unlimited liability) and limited partners (who invest but have limited liability). LPs are common in Delaware's financial sector, especially real estate, private equity, and investment fund structures.
- Limited Liability Partnership (LLP): Used primarily by professional service firms such as law, accounting, medicine, and architecture practices. In an LLP, all partners have limited liability for the firm's debts and the actions of other partners. LLPs are common in Delaware's healthcare sector.
- Nonprofit Corporation: Organized for charitable, educational, religious, or scientific purposes. Eligible for federal tax-exempt status under IRC Section 501(c)(3) after IRS approval. Delaware nonprofits file with the Delaware Division of Corporations and must comply with state-specific reporting requirements.
- Series LLC: Delaware is one of the states that allows Series LLCs, where a single LLC can create separate "series" with distinct assets, liabilities, and members without forming separate legal entities. This is popular for real estate investors holding multiple properties.
- Statutory Trust: A Delaware Statutory Trust is a legal entity created by a governing instrument. Commonly used for asset protection and investment vehicles, statutory trusts are especially popular in Delaware's financial sector.
- Public Benefit Corporation: A for-profit corporation that includes positive impact on society, workers, the community, and the environment as part of its legally defined goals. Delaware is one of the states that formally recognizes this structure.
Delaware Filing Fees and Requirements
Forming a business entity in Delaware requires filing with the Delaware Division of Corporations and paying a one-time formation fee. Annual maintenance requirements vary by entity type.
LLC Formation
$90Filing feeCorporation
$89Filing feeAnnual Report
$300Annual feeKey facts about Delaware businesses
- More than 68% of Fortune 500 companies are incorporated in Delaware
- Delaware has a specialized Court of Chancery for business disputes
- Delaware does not require corporations to disclose officer or director names publicly
Common reasons to look up a Delaware business
KYB / Compliance Verification
Verify Delaware businesses before onboarding customers, vendors, or partners. Confirm that a DE entity is actively registered with the Delaware Division of Corporations, check its entity type, and validate its filing history.
Sales Prospecting
Find Delaware companies matching your ideal customer profile. Target DE's finance and banking sectors by filtering on SIC/NAICS industry code, revenue range, employee count, or location. Export matching Delaware companies to CSV for outreach.
Vendor Due Diligence
Before signing contracts or sending payments, confirm that a Delaware vendor is a real, registered, active entity. You can verify registration status, formation date, and registered agent details in seconds.
Market Research
Analyze Delaware's finance, banking, and chemicals landscape. Count businesses by sector, identify market leaders, benchmark competitors by revenue and employee count, and track industry concentration across DE regions.
Background Checks
Look up the corporate history of any Delaware entity: formation date, name changes, mergers, and dissolution records. Check whether annual reports have been filed and whether the entity is in good standing with the Delaware Division of Corporations.
Lead Enrichment
Enrich your CRM with Delaware company data via the CompanyData.com API. Append revenue estimates, employee counts, SIC/NAICS industry codes, and corporate hierarchy to your existing DE contacts. From $0.10 per enrichment call.
Frequently asked questions about Delaware business search
Delaware business records include the registered company name, entity type (LLC, Corporation, LP, etc.), filing status (active/inactive), formation date, registered agent, principal business address, and registration number. CompanyData.com enriches these records with fields you won't find in the state filing system: estimated revenue, employee count, SIC/NAICS industry classification, corporate hierarchy, and parent company linkage. This is especially useful for researching Delaware's finance and banking sectors.
The standard Delaware LLC filing fee is $90, paid to the Delaware Division of Corporations.. Delaware also requires an annual report with a $300 fee, which is among the highest in the US.
Filing Articles of Incorporation in Delaware costs $89, paid to the Delaware Division of Corporations. Corporations must also file annual reports to maintain good standing.
Delaware business records list the registered agent and, in some cases, directors or members of record. However, the Delaware Division of Corporations filing system rarely shows the ultimate beneficial owner. For full ownership data including UBO (Ultimate Beneficial Owner) information and corporate hierarchy, use the CompanyData.com API, which combines DE registry data with ownership records from multiple sources.
An active Delaware business is in good standing, meaning its filings are current and it can legally conduct business in DE. Inactive (dissolved, suspended, or forfeited) entities cannot transact. In Delaware, entities that fail to file annual reports or pay franchise taxes can be administratively dissolved or suspended by the Delaware Division of Corporations. CompanyData.com shows both active and inactive entities so you can verify a company's full history.
Yes. The CompanyData.com DE business lookup at the top of this page is free with no signup required. The official Delaware Division of Corporations portal is also free to search. CompanyData.com is faster and includes enriched fields (revenue, employees, SIC/NAICS codes) that the state portal does not provide. For bulk access or API integration, paid plans start at $0.10 per lookup.
Delaware recognizes Limited Liability Companies (LLCs), Corporations (C-Corp and S-Corp), Limited Partnerships (LPs), Limited Liability Partnerships (LLPs), General Partnerships, Sole Proprietorships, and Nonprofit Corporations. Delaware also recognizes Series LLC, Statutory Trust, Public Benefit Corporation, which are not available in every state. You can search for any of these entity types using the lookup tool above.
An Employer Identification Number (EIN) is issued by the IRS, not by Delaware. After forming your DE entity with the Delaware Division of Corporations, apply for an EIN for free at irs.gov.
The official Delaware business filing portal is maintained by the Delaware Division of Corporations at https://icis.corp.delaware.gov/ecorp/entitysearch/namesearch.aspx. Unlike most states, Delaware handles business filings through the Delaware Division of Corporations rather than a Secretary of State office. CompanyData.com offers a faster search experience with additional data fields like revenue estimates and industry classification that the state portal does not include.
Delaware is a popular incorporation state because of Delaware has a specialized Court of Chancery for business disputes. Delaware does not require corporations to disclose officer or director names publicly. Many businesses that operate in other states choose to incorporate in DE and register as foreign entities where they do business. You can search for both domestic and foreign Delaware entities using CompanyData.com.
CompanyData.com refreshes DE business records daily from official Delaware Division of Corporations filings. Revenue, employee, and corporate hierarchy data is updated on a rolling basis from multiple sources. The official state system is updated in real time as filings are submitted.
Yes, CompanyData.com supports CSV export of DE business records and provides a REST API for programmatic bulk access. This is used for sales prospecting, lead enrichment, KYB verification, and market research. Filter by Delaware's key industries (Finance, Banking, Chemicals), revenue range, employee count, or entity type.