Find Wisconsin LLC & Corporation Records
The Wisconsin Department of Financial Institutions, or DFI, maintains the state’s corporate records search for corporations, LLCs, cooperatives, limited partnerships, LLPs and several other registered entity types.
Use it to confirm a legal entity name, DFI Entity ID, status, registered agent, registered office, filing history, principal office and the most recent annual-report year before paying for certificates or filing anything.
Fast answer: use the official Wisconsin DFI Corporate Records Search. DFI recommends starting with the entity name without endings such as LLC or Corp.
Best practical workflow: search the distinctive name words → open close matches → confirm DFI Entity ID and entity type → check status and registered agent → review filing history → use annual-report, certificate or copy services only after confirming the exact record.
Important: the DFI Entity ID is not the business’s federal EIN/FEIN. Wisconsin’s DFI identifier contains one letter and six numbers, such as M054171.
- Type the entity name without LLC, Corp. or similar ending words.
- If no result appears, remove another word and search more broadly.
- If too many results appear, add one distinctive word.
- Use Advanced Search when you need registered agent, status, old-name or entity-type filters.
- Open the matching entity and save its DFI Entity ID.
I Want To… Choose the Right Wisconsin DFI Path
Use the task that matches your actual question. Wisconsin separates public entity search, annual reports, certificates, copy orders, registered-agent updates and trademark/tradename records.
Find an LLC or corporation
Start with the standard Corporate Records Search when you know the legal name or part of it.
Search corporate recordsUse a DFI Entity ID
Use the state ID when you already know the exact entity. Do not enter a federal EIN.
Search by DFI IDSearch registered agent
Advanced Search can search current registered-agent names, but spelling and name format matter.
Open Advanced SearchSearch old names
Advanced Search can include current names, old names or both when a business has changed its legal name.
Search old namesFile an annual report
Use the official Annual Report ID Lookup after confirming the entity name and DFI ID.
Start annual reportGet Certificate of Status
Use DFI’s order system when a bank, lender, agency or transaction specifically needs official status proof.
Order certificateOrder filed documents
Annual reports and charter documents can be ordered as simple or certified copies.
Copy fees & optionsAsk DFI
For record or filing questions, contact the Division of Corporate and Consumer Services with the entity name and ID ready.
View contact detailsWisconsin Search Helper Before You Search
Choose the strongest clue you already have. The guidance below changes only on this page and does not submit anything to DFI.
How to Search Wisconsin Corporate Records Step by Step
Wisconsin’s search behaves more like a normal web search than the older alphasort system. You usually get better results by starting with fewer distinctive words.
Open the official DFI Corporate Records Search
Start on the Wisconsin Department of Financial Institutions search rather than a commercial business-record site.
Open official DFI searchEnter the core entity name
DFI recommends leaving off endings such as LLC or Corp. Start with the most distinctive words in the business name.
Broaden or narrow the search
If nothing appears, check spelling and remove words. If too many records appear, add another distinctive word.
Use Advanced Search only when necessary
Filter by registered agent, entity status, current or old names, entity type or registration-date range when the standard search is too broad.
Open the matching entity and compare details
Confirm the entity name, DFI Entity ID, type, registered effective date, status, registered agent, registered office and principal office.
Save the DFI Entity ID before taking action
Use the exact ID when returning to the record, filing an annual report, requesting status proof, ordering documents or contacting DFI support.
How to Read a Wisconsin DFI Entity Record
A result page can contain more useful information than the search-result list. Open the record before deciding whether you found the correct business.
DFI Entity ID
This is Wisconsin DFI’s state identifier. It is not the federal EIN/FEIN.
Entity type
The record distinguishes domestic and foreign corporations, LLCs, partnerships, cooperatives and other filing types.
Status
Statuses can include organized, registered, delinquent, administratively dissolved, restored to good standing and other transaction-specific labels.
Registered agent & office
The registered agent receives official communications. The registered office is that agent’s business-office address.
Annual reports
Entity detail pages can show years of annual reports on record and provide links to annual-report or copy-order services.
Chronology
Transaction history can show formation, agent changes, delinquency, dissolution, reinstatement and other filed changes.
What Wisconsin DFI Does — and Does Not — Keep in the Corporate Search
This distinction prevents one of the biggest search mistakes: assuming that a missing owner, phone number or DBA means the business does not exist.
| Information | DFI corporate search? | What to know |
|---|---|---|
| Legal entity name | Yes | Use it to distinguish the legal entity from a brand or informal trade name. |
| Entity type & status | Yes | Useful for separating domestic LLCs, foreign entities, corporations and other records. |
| Registered agent / office | Yes | The agent is a legal contact, not automatically the owner. |
| DFI Entity ID | Yes | Do not confuse it with FEIN. |
| Charter filing history | Yes | The detail page can show chronology and annual-report history. |
| Federal EIN / FEIN | No | Federal tax IDs are not part of Wisconsin DFI’s corporate search. |
| Owners / domestic LLC member list | Not provided as an ownership database | DFI states that business entities are not required to disclose ownership information to the department. |
| Telephone numbers | No | Do not assume a phone number on a third-party directory came from DFI. |
| Sole proprietors / ordinary DBAs | Not in the corporate entity registry | Wisconsin is not a single registry for every person doing business in the state. |
| Wisconsin tax information | No | Tax records belong with the appropriate tax authority, not the corporate search. |
Wisconsin Business Name Availability Is Preliminary Until DFI Accepts the Filing
Use the DFI corporate database to screen proposed names, but do not treat an empty search as guaranteed approval.
Good name-screening method
- Search the proposed legal name without the entity ending first.
- Search the distinctive words in different combinations.
- Check current and old names through Advanced Search.
- Review similar entity types, not just exact matches.
- Use DFI’s Name Availability tool as an additional screen.
Do not rely on these alone
- Domain-name availability.
- Google results.
- Social-media usernames.
- A third-party company directory.
- One exact-name search with no close-match review.
- Read the entity-specific naming requirements.
- Confirm that the proposed name is distinguishable on DFI’s records.
- Do not assume preliminary search results guarantee filing acceptance.
- Use the reservation only when holding the name before formation is actually useful.
Wisconsin Annual Report Deadlines Use the Registration Quarter
Domestic Wisconsin entities generally file each year after formation during the calendar quarter containing their registration anniversary. That creates four standard domestic due dates.
| Wisconsin registration date | Domestic annual-report due date | Example |
|---|---|---|
| January 1–March 31 | March 31 | Entity organized February 10 → annual report due by March 31 in later filing years. |
| April 1–June 30 | June 30 | Entity organized May 15 → annual report due by June 30. |
| July 1–September 30 | September 30 | Entity organized August 2 → annual report due by September 30. |
| October 1–December 31 | December 31 | Entity organized November 20 → annual report due by December 31. |
Open Wisconsin Annual Report ID Lookup
- Enter the corporation/LLC name or DFI Entity ID shown on the report notice.
- Remember that the DFI ID contains one letter and six numbers.
- Be careful not to type the letter O when the ID contains the number 0.
- Open the correct entity’s annual-report filing.
- Review all information carefully before submitting because many online filings can be accepted immediately.
- Save the submission confirmation and payment record.
Certificate of Status and Document Copies After You Confirm the Entity
Certificate of Status
Useful when a lender, bank, government agency or transaction specifically asks for official Wisconsin status proof.
Current listed fee: $10 for hardcopy-only or email-only delivery.
Simple document copy
A copy of an individual document, annual report or charter document is currently listed at $5.
Certified copy
A certified copy of articles, a single-year annual report or a specific document is currently listed at $10.
Open DFI certificate and copy ordering
- Confirm the exact legal entity and DFI Entity ID first.
- Choose Certificate of Status if formal status proof is required.
- Choose a simple copy when certification is unnecessary.
- Choose a certified copy only when the receiving party requires certification.
- Use expedited service only when the extra cost is justified.
Wisconsin DFI Fees Most Relevant After a Business Search
| Service | Current listed fee | Practical use |
|---|---|---|
| Corporate Records Search | Public lookup | Find entity name, DFI ID, type, status, agent, addresses and filing history. |
| Domestic annual report online | $25 for common domestic entity types | Maintain required annual reporting after formation. |
| Certificate of Status — email only | $10 | Electronic formal status proof. |
| Certificate of Status — hardcopy only | $10 | Paper status certificate. |
| Certificate — hardcopy + email | $20 | Both delivery formats. |
| Simple copy of individual document | $5 | Non-certified annual report, charter document or specific filing. |
| Certified copy | $10 | Certified articles, annual report or specific document. |
| Expedited certificate/copywork | $25 additional | Faster certificate or copy order processing where available. |
| Next-business-day filing expedite | $100 additional | Eligible business-entity filings requiring expedited processing. |
Wisconsin Registered-Agent Search Small Details Matter
DFI’s Advanced Search can search registered-agent names, but it has limitations that matter if you are researching a person or service company.
What the search does
- Searches current registered-agent names.
- Can combine agent name with entity status.
- Can filter by entity type.
- Can use exact phrase, all words or starts-with searching.
Why an agent search can miss a result
- The filed name may include a middle initial.
- Spaces or apostrophes may differ.
- A compound surname may be entered differently.
- An old registered agent will not appear in the current-agent search.
Common Wisconsin Business Search Problems and What to Try
No results
Check spelling, remove LLC/Corp endings and search fewer words. DFI says fewer words usually produce more hits.
Too many results
Add another distinctive word or use Advanced Search to filter entity type, status or registration dates.
Agent search fails
Try middle initials, punctuation and spacing variants. Only current registered-agent names are searched.
Business changed names
Use Advanced Search and include old names instead of searching only current entity names.
DBA or trade name missing
DFI’s corporate entity search is not the same as Wisconsin’s trademark/tradename system.
Owner information missing
DFI is not an ownership registry. Do not label a registered agent as an owner just because that person appears on the entity record.
Wisconsin DFI Corporate Services Phone, Address, Hours & Map
Corporate & Consumer Services
Phone: 608-261-7577
Email: DFICorporations@dfi.wisconsin.gov
TTY: 7-1-1
Physical office
Wisconsin Department of Financial Institutions
Division of Corporate and Consumer Services
4822 Madison Yards Way
North Tower, 4th Floor
Madison, WI 53705
Mailing address
Wisconsin Department of Financial Institutions
Division of Corporate and Consumer Services
PO Box 93348
Milwaukee, WI 53293-0348
DFI office hours: Monday–Friday, 7:45 a.m.–4:30 p.m. Central Time, excluding closure dates.
- Search the entity first.
- Save the exact legal name and DFI Entity ID.
- Note the filing or certificate you are asking about.
- If visiting in person, check current office closure information before traveling.
Official Wisconsin DFI Resources Use the Right Tool for the Task
Corporate Records Search
Main public database for Wisconsin registered business entities.
Open Corporate SearchAdvanced Search
Use registered-agent, status, old-name, entity-type and registration-date filters.
Open Advanced SearchAnnual Report Lookup
Official starting point for corporation and LLC annual-report filings.
File Annual ReportCertificates & Copywork
Use for Certificate of Status, certified copies and simple document copies.
Open Order SystemName Availability
Preliminary DFI check for proposed Wisconsin entity names.
Check Name AvailabilityBusiness Entity Forms
Forms for formation, amendments, agent changes, annual reports, dissolution, withdrawal and other filings.
Open DFI FormsBusiness Entity Fees
Current filing fees and expedited-service charges.
View Current FeesSuspicious Notices
DFI warnings about misleading invoice-style mail and unnecessary certificate solicitations.
Read DFI WarningsBusiness Entity FAQ
Official explanations of name availability, registered agents, ownership records and annual reports.
Open DFI FAQWisconsin Business Entity Search FAQ
1. Where do I search for a Wisconsin LLC or corporation?
Use the Wisconsin Department of Financial Institutions Corporate Records Search at apps.dfi.wi.gov/apps/corpsearch/search.aspx. Start with the entity name and leave off endings such as LLC or Corp.
2. Is the Wisconsin business entity search free?
The DFI Corporate Records Search is a public lookup tool. Fees apply when you order certificates, copies, file annual reports or submit other paid filings.
3. What is a Wisconsin DFI Entity ID?
It is the state identifier assigned by DFI to a registered entity. DFI IDs contain one letter and six numbers and should not be confused with a federal EIN or FEIN.
4. Can I search Wisconsin businesses by registered agent?
Yes. Use DFI Advanced Search and choose Registered Agents. DFI says only current agent names are searched, so try spelling, initials, spacing and punctuation variations when necessary.
5. Does Wisconsin DFI show LLC owners or members?
DFI is not an ownership registry and states that business entities are not required to reveal ownership information to the department. Do not treat the registered agent as the owner.
6. When is a Wisconsin domestic LLC annual report due?
A domestic Wisconsin entity generally files during the calendar quarter containing its registration anniversary: March 31, June 30, September 30 or December 31, depending on the original registration date.
7. How much is a Wisconsin domestic LLC annual report?
The current online filing fee for a domestic Wisconsin LLC annual report is $25. Paper filing can include an additional surcharge, so check the current DFI instructions before mailing.
8. How much is a Wisconsin Certificate of Status?
DFI currently lists a Certificate of Status at $10 for hardcopy-only delivery or $10 for email-only delivery. Hardcopy plus email delivery is listed at $20.
9. Does an empty Wisconsin name search guarantee the name is available?
No. DFI says corporate-record searches provide only a preliminary name check. Final availability is determined when the filing is received, examined and accepted by the department.
10. Does a Wisconsin DFI record prove a company is licensed or operating legally?
No. DFI describes itself as a filing registry and states that it does not have authority to certify that a business is operating legally. Licensing, tax, permit and professional-registration questions may require another agency.
Final Practical Advice
The safest Wisconsin business entity search begins with the official DFI database. Search the strongest name words, open close matches, save the DFI Entity ID and verify the status, registered agent and filing history before paying for anything.
If you need an annual report, certificate or copy, start from the exact DFI record rather than a third-party solicitation. If your real question is ownership, licensing, tax status or a trade name, use the appropriate source because the corporate registry does not answer all of those questions.
Editorial verification: Wisconsin DFI Corporate Records Search, Advanced Search, Search Tips, annual-report instructions, 2026 forms, fee schedules, certificate/copy services, name rules, suspicious-solicitation guidance and corporate-services contact information were reviewed September 11, 2026. Fees and online interfaces can change, so confirm the live DFI page before filing or paying. This independent informational website is not the Wisconsin Department of Financial Institutions and does not provide legal, tax or licensing advice.