Resources
- https://sam.gov – System for Award Management (SAM.gov) – Central registry for federal business entities; includes exclusions and contracting data.
- https://apps.irs.gov/app/eos/ – IRS Exempt Organizations Search – Verify nonprofit and tax-exempt business statuses.
- https://www.irs.gov/businesses/employer-identification-number – IRS EIN Resources – Information and resources related to Employer Identification Numbers.
- https://www.sec.gov/edgar.shtml – SEC EDGAR Database – Search public company filings, ownership, and financial reports.
- https://tmsearch.uspto.gov/ – USPTO TESS – Trademark Electronic Search System for checking registered trademarks.
- https://trademarkcenter.uspto.gov/ – USPTO Trademark Center – Central hub for applying for, managing, and searching trademarks.
- https://fincen.gov/boi – FinCEN Beneficial Ownership Info – Resource for beneficial ownership reporting and compliance.
- https://www.usaspending.gov/ – USAspending.gov – Database of federal spending, including awards to businesses.
- https://www.fpds.gov/ – Federal Procurement Data System (FPDS) – Details on contracts and federal procurement.
- https://www.state.gov/business/ – U.S. Department of State Business Resources – Resources for international trade and foreign business activity.
- https://www.federalregister.gov/business-and-industry – Federal Register Business & Industry – Search official federal rules and notices impacting businesses.
- https://sam.gov/content/opportunities – SAM.gov Contract Opportunities – Search for federal business opportunities and solicitations.
- https://www.sba.gov/business-guide/launch-your-business/register-your-business – SBA Register Your Business – Federal and state-level guidance on registration and compliance.
- https://www.sba.gov/funding-programs/loans – SBA Loans and Grants Search Tool – Federal funding programs and lender information.
- https://www.coloradosos.gov/biz/BusinessEntityCriteriaExt.do – Colorado Secretary of State Business Search – Search businessregistrations in Colorado.
- https://bizfileonline.sos.ca.gov/search – California Business Entity Search – Find corporations, LLCs, and LPs registered in California.
- https://www.nvsilverflume.gov/businessSearch – Nevada Business Search (SilverFlume) – Search and manage Nevada-based business entities.
- https://www.sos.state.tx.us/corp/sosda/index.shtml – Texas SOS Direct Access – Access business entity data and filing documents.
- https://icis.corp.delaware.gov/ecorp/entitysearch/namesearch.aspx – Delaware Entity Search – Search for corporations and LLCs registered in Delaware.
- https://www.ilsos.gov/corporatellc/ – Illinois Secretary of State Business Services – Look up Illinois corporations and LLCs.
- https://bsd.sos.in.gov/publicbusinesssearch – Indiana Secretary of State Business Search – Free search tool for Indiana entities.
- https://egov.maryland.gov/BusinessExpress/EntitySearch – Maryland Business Express – Lookup tool for Maryland-registered entities.
- https://biz.sosmt.gov/search/business – Montana Secretary of State Business Search – Entity search for corporations and other registered businesses.
- https://www.sos.ok.gov/corp/corpInquiryFind.aspx – Oklahoma Business Entity Search – Corporate name, type, and status lookup.
- https://www.njportal.com/DOR/businessrecords/ – New Jersey Business Records Service – Check business registration and standing in NJ
- https://coraweb.sos.la.gov/commercialsearch/CommercialSearch.aspx – Louisiana Commercial Search – Access LA business filings and entity status.
- https://esos.nv.gov/EntitySearch/OnlineEntitySearch – Nevada SOS Entity Search – Alternate business entity lookup tool for NV.
- https://apps.oregon.gov/SOS/BusinessSearch/ – Oregon Business Registry Search – Search for Oregon registered business names and records.
- https://icis.corp.delaware.gov/ecorp/ – Delaware Division of Corporations – Business services portal for DE entities.
- https://efile.dor.in.gov/Business/Welcome – Indiana eFile for Business Taxes – Portal to manage state-level tax registrations (useful for verification).