How to Carry Out a South Dakota Business Entity Search

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Mount Rushmore National Memorial in South Dakota, symbolizing the state's business heritage and the process of conducting a South Dakota Business Entity Search.
Before you start a business, always check the name availability. Here's how to do a South Dakota business entity search.

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Are you planning to start a business in South Dakota or need to research an existing company? The South Dakota Secretary of State’s Business Entity Search tool is an essential resource for entrepreneurs, researchers, and business professionals. This comprehensive guide will walk you through everything you need to know about conducting a business entity search in South Dakota, from navigating the official portal to understanding search results and taking the next steps.

The South Dakota Secretary of State Business Entity Search is an official online database that allows you to search for information about registered businesses in South Dakota. This free tool provides access to public records of all business entities registered with the state, including limited liability companies (LLCs), corporations, nonprofits, limited partnerships, and more.

The search portal is maintained by the South Dakota Secretary of State’s office, currently headed by Secretary Monae L. Johnson. The database is regularly updated as new businesses register and existing businesses file annual reports or amendments.

Why You Might Need to Search for a Business Entity in South Dakota

There are several reasons why you might need to use the South Dakota business entity search:

  • Verifying business name availability before registering your own company
  • Researching competitors in your industry
  • Confirming a company’s legal existence before entering into contracts
  • Finding registered agent information for service of process
  • Checking a business’s standing with the state
  • Locating the business ID number needed for filing annual reports
  • Due diligence for potential investors or partners

How to Access the South Dakota Business Entity Search Portal

The South Dakota Secretary of State’s Business Entity Search can be accessed directly through the official website at:

https://sosenterprise.sd.gov/BusinessServices/Business/FilingSearch.aspx

This service is completely free to use, and you don’t need to create an account to perform basic searches. However, some advanced features may require login credentials.

Screenshot of How to do a South Dakota business entity search

Step-by-Step Guide to Searching for a Business Entity in South Dakota

Let’s walk through the complete process of conducting a business entity search in South Dakota:

Step 1: Navigate to the Search Portal

Visit the South Dakota Secretary of State’s Business Entity Search page at https://sosenterprise.sd.gov/BusinessServices/Business/FilingSearch.aspx.

Step 2: Choose Your Search Method

The South Dakota business entity search portal offers multiple search methods:

  1. Business Name Search: Search by the full or partial name of a business
  2. Business ID Search: Search using a specific business ID number
  3. Registered Agent Search: Find businesses associated with a particular registered agent
  4. Advanced Search: Combine multiple criteria including entity type, status, and filing date

Step 3: Enter Your Search Criteria

  • Type the full or partial business name in the search field
  • The search is not case-sensitive
  • You don’t need to include designators like “LLC” or “Inc.” for a broader search
  • Tip: Use fewer words for broader results
  • Enter the exact business ID number (if known)
  • This will typically return a single, specific result
  • Enter the name of the registered agent
  • This will return all businesses represented by that agent

Step 4: Review the Search Results

After submitting your search, you’ll see a list of matching businesses displayed in a table format. The results typically include:

  • Business ID (clickable for more details)
  • Business Name
  • Entity Type (LLC, Corporation, etc.)
  • Status (Active, Inactive, etc.)
  • State of Formation
  • Filing Date

Step 5: Access Detailed Business Information

Click on the Business ID number of any entity in your search results to view detailed information, which may include:

  • Principal office address
  • Registered agent name and address
  • Filing history and documents
  • List of officers or managers (if available)
  • Date of formation
  • Last annual report filing date
  • Expiration date (if applicable)

Sample Search: What the Results Look Like

When you perform a search for “South Dakota Coffee Company” (a simulated example), the results page might show:

Business ID Business Name Status Entity Type State Filing Date
DL123456 SOUTH DAKOTA COFFEE COMPANY LLC Active Domestic Limited Liability Company SD 05/01/2023
DL789012 SOUTH DAKOTA COFFEE COMPANY ROASTERS INC. Active Domestic Business Corporation SD 06/15/2021
DL345678 SOUTH DAKOTA COFFEE COMPANY SUPPLIERS LLC Inactive Domestic Limited Liability Company SD 03/10/2019

Clicking on the Business ID “DL123456” would take you to a detail page showing the registered agent information, principal address, filing history, and other public information about that specific business.

Understanding South Dakota Business Entity Status Labels

When reviewing search results, you’ll encounter various status labels for business entities. Here’s what they mean:

  • Active: The business is in good standing with all filings current
  • Inactive: The business is no longer in operation or has been administratively dissolved
  • Delinquent: The business has failed to file required reports or pay fees
  • Admin Dissolved: The Secretary of State has administratively dissolved the business (typically for failing to file annual reports)
  • Revoked: The business’s authority to operate has been revoked
  • Merged: The business has merged with another entity
  • Withdrawn: A foreign (out-of-state) business that has withdrawn from doing business in South Dakota
  • Dissolved: The business has voluntarily dissolved
  • Expired: The business’s term has expired (if formed with a specific duration)

The South Dakota Secretary of State’s Business Entity Search has several notable features:

  • Free access: Unlike some states, South Dakota provides free access to all basic business entity information
  • Document availability: Many filed documents are available to view and print directly from the search results
  • Real-time updates: The database is updated with new filings and status changes in real-time
  • Business ID links: Clickable business IDs provide quick access to detailed information
  • Filing history: Comprehensive list of all documents filed for each entity
  • Quick response time: The search system typically processes queries instantly

One unique aspect of South Dakota’s business search portal is that it doesn’t require users to enter exact names or use wildcard characters. The system automatically searches for partial matches, making it easier to find businesses even with limited information.

To get the most out of your search experience:

  1. Start broad, then narrow down: Begin with partial names to catch all potential matches
  2. Omit business designators: Leave off “LLC,” “Inc.,” etc. initially to get more results
  3. Check spelling variations: Try different spellings if you’re not getting results
  4. Use the advanced search: Combine multiple criteria to find specific types of businesses
  5. Look for historical records: Even inactive businesses remain in the database
  6. Check filing dates: Notice when the business was formed or when its status changed
  7. Verify registered agent details: Ensure you have the most current contact information

What to Do If Your Desired Business Name is Available

If you’ve conducted a search and found that your desired business name is available in South Dakota, here are your next steps:

Option 1: Reserve the Business Name

You can reserve your desired business name for up to 120 days by filing a Name Reservation form with the South Dakota Secretary of State. This gives you time to prepare your business formation documents without worrying about someone else taking the name.

  • The filing fee for name reservation is $25
  • Reservation is valid for 120 days
  • After the reservation period expires, you must wait 60 days before reserving the same name again
  • You can file the name reservation online or by mail

Option 2: Form Your Business Entity Immediately

If you’re ready to form your business, you can skip the reservation step and file your formation documents directly:

  • For LLCs: File Articles of Organization ($150 online, $165 by mail)
  • For Corporations: File Articles of Incorporation ($150 online, $165 by mail)
  • For Nonprofits: File Articles of Incorporation for a Nonprofit ($150 online, $165 by mail)
  • For other entity types: Check the appropriate filing requirements on the Secretary of State website

What to Do If Your Desired Business Name is Taken

If your search reveals that another business is already using your desired name, you have several options:

  1. Modify your business name: Add words, change spellings, or use alternate terms
  2. Check the status of the existing business: If it’s inactive or dissolved, you might be able to use the name (contact the Secretary of State’s office to confirm)
  3. Use a DBA (Doing Business As): Register under a different legal name, but operate under your preferred trade name by filing a DBA
  4. Pursue a different business structure: Sometimes names are only taken in one category (e.g., LLC but not corporation)

Filing a DBA in South Dakota costs $10 and is renewable every five years.

Understanding South Dakota’s Business Name Requirements

When selecting a business name in South Dakota, keep these requirements in mind:

  • Must be distinguishable from other business names on record
  • Must include a business designation (LLC, Inc., etc.) appropriate to your entity type
  • Cannot include words that could confuse your business with a government agency
  • Cannot include words like “bank,” “insurance,” or “engineering” without appropriate licensing
  • Cannot include profanity or offensive language

The Secretary of State has final authority to determine if a name is acceptable and distinguishable from existing names.

FAQs About South Dakota Business Entity Searches

How long does it take for a new business to appear in the search results?

Typically, new businesses appear in the database within 1-2 business days after the formation documents are filed and approved. Online filings often appear in the system immediately upon approval.

What does “Active” status mean for a South Dakota business?

Active status means the business is in good standing with the state and has filed all required reports and fees. It indicates the business is legally authorized to operate in South Dakota.

How often is the South Dakota business entity database updated?

The database is updated in real-time as new filings are processed and approved by the Secretary of State’s office.

Can I download a list of South Dakota businesses?

Yes, the South Dakota Secretary of State offers a downloadable database of all business entities for a fee. As noted on the search portal, “the full database can be downloaded for a fee” by clicking the appropriate link on the search page.

How long does a name reservation last in South Dakota?

A business name reservation in South Dakota lasts for 120 days from the date of filing. The filing fee is $25.

What are the filing fees for different entities in South Dakota?

  • LLC formation: $150 online, $165 by mail
  • Corporation formation: $150 online, $165 by mail
  • Foreign (out-of-state) LLC registration: $750 online, $765 by mail
  • Name reservation: $25
  • DBA registration: $10 (valid for 5 years)
  • Annual reports: $50 online, $65 by mail
  • Certificate of Good Standing/Existence: $20

Can I register my business entirely online in South Dakota?

Yes, South Dakota offers complete online filing for most business entity types, including LLCs, corporations, and nonprofits. The online filing system is available 24/7 and typically processes filings more quickly than paper submissions.

Whether you’re starting a new business or researching an existing one, here are the recommended next steps after completing your South Dakota business entity search:

For New Businesses:

  1. Reserve or register your business name
  2. Choose a registered agent (can be yourself, another individual, or a professional service)
  3. Prepare and file your formation documents with the Secretary of State
  4. Obtain an EIN (Employer Identification Number) from the IRS
  5. Create an operating agreement (for LLCs) or bylaws (for corporations)
  6. Open a business bank account
  7. Check for required business licenses at state and local levels
  8. Register for state tax accounts if necessary (South Dakota has no state income tax, but may require sales tax registration)

For Business Research:

  1. Save or print the business details for your records
  2. Check the business’s annual report filing history to verify ongoing compliance
  3. Obtain a Certificate of Good Standing if needed for due diligence
  4. Contact the registered agent if you need to serve legal documents
  5. Review any available filed documents for additional information

Resources for South Dakota Business Entity Searches

Here are some additional resources to help with your South Dakota business entity search and subsequent steps:

Conclusion

The South Dakota Secretary of State’s Business Entity Search is a powerful tool for entrepreneurs, researchers, and business professionals. By following this guide, you can efficiently search for business entities, understand the results, and take appropriate next steps whether you’re starting a new business or conducting due diligence on an existing one.

South Dakota’s business-friendly environment, with no corporate income tax, personal income tax, or business inventory tax, makes it an attractive state for business formation. The streamlined online search and filing systems further simplify the process of starting and maintaining a business in the Mount Rushmore State.

For more information on starting and running a business in South Dakota, visit our other helpful guides:

Register Your Business for FREE

About Author

Picture of Rick Mak

Rick Mak

Rick Mak is a 30-year veteran businessman, having started, bought, and/or sold more than a dozen companies. He has bachelor's degrees in International Business, Finance, and Economics, with masters in both Entrepreneurship and International Law. He has spoken at hundreds of conferences around the world during his career on entrepreneurship, international tax law, asset protection, and company structure. Business Anywhere Editorial Guidelines

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