Washington Business Entity Search

Search Washington LLCs, corporations, and partnerships via API. Structured JSON from IRS Exempt Organizations Business Master File. 462,331 entities available.

462,331

Total Entities

167,019

LLCs

132,994

Corporations

68,168

Sole Proprietorships

Search Washington entities

Entity types in Washington

167,019 Corporation

132,994 Sole Proprietorship

68,168 Nonprofit

42,000 Individual

26,819 FCC Licensee

10,549 Non-Profit

7,317 Partnership

3,567 Business Entity

Related Guides

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