Velarion Records

Office Administrative Services in King County, WA: 292 establishments

Office Administrative Services, NAICS 561110. 12,665 federal records on file in King County, 5 programs (why shown together). King County is 1st of 36 Washington counties with records in more than one program.

Establishments in this industry in King County 292

Employees in mid-March: 2,177 · First-quarter payroll: $72,271 thousand · Annual payroll: $267,329 thousand · By size: 194 with fewer than 5 employees, 36 with 5 to 9 employees, 36 with 10 to 19 employees, 17 with 20 to 49 employees, 7 with 50 to 99 employees.

Hospitals filing a Medicare cost report in King County 28

Nursing facilities in King County 47

Hazardous-waste handlers in King County 1,174

157 large quantity generators · 301 small quantity generators · 1 treatment, storage or disposal facilities · 350 with at least one violation on record.

Clean Air Act facilities in King County 119

15 classified as major sources · the county is in a designated nonattainment area.

Motor carriers in King County 11,297

Other industries in King County

Programs in King County

Every federal record in King County → All Washington counties →

Census CBP 2022, federal files read 2026-09-15: method