Mississippi Secretary of State

Mississippi Business Entity Search | SOS Registry Lookup

Run a Mississippi entity search by business name or ID number using the official Mississippi Secretary of State public registry database.

Last updated June 26, 2026

Business name search

Search Mississippi business entities

Quick Answer

To run a Mississippi business entity search, use the official Business Services search portal managed by the Mississippi Secretary of State. You can search by business name, business ID, officer name, or registered agent. For name availability checks, input your proposed name under the Business Name option, select the “Starting With” or “Exact Match” filter, and review any active matching records for conflicts. Mississippi LLCs must file an annual report online between January 1 and April 15 each year, which carries a $0 state filing fee.

How to Search Mississippi Business Entity Records

Mississippi business registrations are maintained by the Business Services division of the Mississippi Secretary of State. The division provides a free online search tool through its official portal to verify name availability, check an entity’s standing, and access filing history.

Step 1

Access the Entity Database

Navigate to the Mississippi Business Entity Search page to begin.

Mississippi Secretary of State Business Entity Search landing page
Open the official Mississippi Business Services search portal.
Step 2

Define the Search Parameters

Ensure the tab for searching entity names is active. Select the search criteria that matches your intent:

  • Business Name
  • Business ID
  • Officer Name
  • Registered Agent

Select the radio button that defines how the search phrase appears in the entity name:

  • Starting With
  • All Words
  • Any Words
  • Sounds Like
  • Exact Match

Enter your target name in the Business Name text box and click the Search button.

Mississippi search page with guide arrows pointing to tabs, criteria radio buttons, and the search input area
Select the search criteria tab, choose the match type, and type the query.
Step 3

Review the Search Results

The system displays matching entities in a table. Review the columns to identify your target entity:

  • Business Name
  • Business ID
  • Type
  • Status
  • Create Date

Click the Details button in the corresponding row to view specific information.

Mississippi business search results table displaying matching business names and status details
Locate matching entities in the results table and click Details.
Step 4

Examine Entity Details

A pop-up window displays the entity information. You may use the available links at the top to perform additional actions:

  • View Filed Documents
  • Opt-in or Opt-out of Email updates
  • Print Business Details

Review the specific sections within the pop-up card:

  • Name History (shows Name and Name Type)
  • Business Information (Business Type, Business ID, Status, Effective Date, State of Incorporation, Principal Office Address)
  • Registered Agent (Name and Agent Address)
  • Officers & Directors (lists Name and Title, with addresses directly below the names)
Mississippi business detailed pop-up modal showing Name History, Business Information, Registered Agent, and Officers
Examine detailed registration sections and click top links for filed documents or printouts.

If the search results return no matches for Mississippi, your desired business name is likely available. If it is available, you can proceed with the formation of your company under this name.

How to Interpret Mississippi Results

A Mississippi business search helps you determine whether a proposed name is available or check if a registered entity is in compliance:

  • Good Standing / Active: The entity is in full compliance with Secretary of State reporting requirements and holds the exclusive right to use its name in Mississippi.
  • Dissolved / Inactive / Withdrawn: The entity has been administratively or voluntarily dissolved. Inactive names may eventually become available for use depending on statutory protection periods.
  • Distinguishability: Under Mississippi law, a proposed business name must be distinguishable from all other active registered names on file with the Secretary of State. The state ignores capitalization, spacing, punctuation, and corporate designators (such as LLC, Inc., Corp.) when determining distinguishability.

Mississippi Business Name and Filing Notes

Review the following compliance requirements, costs, and deadlines for Mississippi business entities:

  • LLC Filing Fees: Filing the Certificate of Formation for a domestic Mississippi LLC costs $50 and must be submitted online.
  • Name Reservation: You can reserve a business name for 180 days by filing an Application for Name Reservation. The filing fee is $25.
  • Annual Reports: Every Mississippi LLC and corporation must file an annual report online. The filing period opens January 1 and reports are due by April 15 each year. The state filing fee is $0 (free) for both domestic corporations and LLCs.
  • Foreign LLCs: To register a foreign LLC to do business in Mississippi, the filing fee is $250.

Common Mistakes

  • Failing to Search for Similar Names: Searching only for your exact proposed name may miss closely similar active registrations. Always search using a broad keyword to catch potential conflicts.
  • Including Suffixes in Search Queries: Do not include designators like “LLC” or “Incorporated” in your search query. The system ignores suffixes, and including them may lead to inaccurate results or miss conflicts.
  • Forgetting to Submit the Annual Report: Because the Mississippi annual report fee is $0, many business owners forget to file it. Failing to file by April 15 can result in the administrative dissolution of your LLC, causing you to lose good standing and name protection.
  • Assuming Search Availability is Official Approval: A successful search does not guarantee that the Secretary of State will officially approve your business name. All filings undergo manual staff review.

Sources Reviewed