Name and Register a Business in Washington
Official Washington business links and the industries with the most locations in the state.
Official Washington business registration links
- Secretary of State - Corporations Division
- Washington Department of Revenue
- Department of Labor and Industries
- Unemployment Insurance
- Washington state website
- Doing Business in Washington
- Department of Licensing
- Department of Commerce - Small Business Services
- New Hire Reporting Program
- Small Business Administration - Washington
- State Agencies, Boards and Commissions
- Washington County Websites
- Doing Business with Washington State Government
- Revised Code of Washington
Official state agency links as listed by the IRS on its Washington state links page. Filing fees and steps change, so confirm current requirements with the agency before you file.
Industries with the most locations in Washington
- Full-Service Restaurants (6,688)
- Offices of Real Estate Agents and Brokers (5,713)
- Residential Remodelers (5,218)
- Limited-Service Restaurants (5,124)
- Offices of Dentists (3,686)
- Religious Organizations (3,561)
- Offices of Lawyers (3,536)
- Landscaping Services (3,206)
- New Single-Family Housing Construction (except For-Sale Builders) (3,093)
- Snack and Nonalcoholic Beverage Bars (2,956)
- Offices of Physicians (except Mental Health Specialists) (2,760)
- Insurance Agencies and Brokerages (2,669)
- Child Day Care Services (2,380)
- Plumbing, Heating, and Air-Conditioning Contractors (2,199)
- Lessors of Residential Buildings and Dwellings (2,181)
- Administrative Management and General Management Consulting Services (2,161)
- Electrical Contractors and Other Wiring Installation Contractors (2,136)
- Beauty Salons (2,120)
- Janitorial Services (2,081)
- Residential Property Managers (1,815)
- Painting and Wall Covering Contractors (1,779)
- General Freight Trucking, Long-Distance, Truckload (1,778)
- Assisted Living Facilities for the Elderly (1,767)
- General Automotive Repair (1,743)
- Engineering Services (1,697)
- Computer Systems Design Services (1,694)
- Gasoline Stations with Convenience Stores (1,658)
- Commercial Banking (1,640)
- Custom Computer Programming Services (1,608)
- Supermarkets and Other Grocery (except Convenience) Stores (1,576)
Location counts: U.S. Census Bureau, County Business Patterns 2022.
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