Industries › NAICS 561
Administrative and Support Services
NAICS subsector 561. OSHA inspections, injury summaries, Wage and Hour cases and OFLC filings for employers classified in the subsector.
Administrative and Support Services (NAICS 561) accounts for 28,526 OSHA inspections since 2016, 3.7% of all inspections, with $87M in current penalties ($3,059 per inspection; all industries $3,759).
Wage and Hour Division cases concluded in the industry number 26,332, with $544M in back wages agreed to pay. Employers in the industry filed 15,857 labor condition applications and 17,815 PERM applications in the fiscal years covered.
25,193 establishments reported 2025 injury summaries: a total recordable case rate of 3.4 per 100 full-time workers, close to the 3.5 across all reporting establishments; the median reporting establishment has a rate of 1.1 (quartiles 0.0–4.9).
OSHA inspections and citations
Citations may be contested; the status shown reflects the record at the data date. Enforcement data through 23 Sep 2026.
| Measure | NAICS 561 | All industries |
|---|---|---|
| Citations per inspection | 1.5 | 1.9 |
| Current penalty per inspection | $3,059 | $3,759 |
| Share of all inspections | 4% | 100% |
Most-cited standards
| Standard | Subject | Citations |
|---|---|---|
| 1910.1200 | Hazard communication | 2,709 |
| 1910.132 | Personal protective equipment, general requirements | 1,409 |
| 1910.147 | The control of hazardous energy (lockout/tagout) | 1,304 |
| 3395(I) | — | 1,037 |
| 1910.134 | Respiratory protection | 994 |
| 1910.303 | Electrical, general requirements | 912 |
| 1910.157 | Portable fire extinguishers | 876 |
| 3203(A) | — | 785 |
| 1910.305 | Electrical, wiring methods, components and equipment | 784 |
| 1904.29 | Forms (recordkeeping) | 769 |
Employers with the most inspections
| Employer | City | Inspections |
|---|---|---|
| West Coast Arborists, Inc. | Anaheim | 58 |
| Employbridge, LLC | Valencia | 45 |
| City of Tacoma | Tacoma | 43 |
| Partners Personnel Management Services LLC | Turlock | 41 |
| Utility Tree Service, LLC | Chino Hills | 34 |
| Securitas Security Services USA, Inc. | Los Angeles | 32 |
| Town of Greenwich | Greenwich | 32 |
| Fairway Staffing Services, Inc. | Vernon | 31 |
| Laborworks Industrial Staffing Specialists, I | Vancouver | 31 |
| Peopleready, Inc. | Santa Fe Springs | 31 |
| Express Services Inc | Centralia | 30 |
| Peopleready Inc | Kennewick | 30 |
| Barrett Business Services, Inc. | San Jose | 28 |
| Express Employment Professionals | El Paso | 28 |
| Full Steam Staffing, LLC | Stockton | 28 |
| Universal Protection Service, LP | Santa Ana | 28 |
| Genesis Security Services, Inc. | Carolina | 27 |
| Municipality of Anchorage | Anchorage | 27 |
| United Staffing Associates, LLC | Dinuba | 27 |
| Express Services, Inc. | Redding | 26 |
The list names employers that have a page on this site (organisations above the size floor); the totals above count every record in the files.
Injuries Form 300A summaries
Establishments submit their own Form 300A summaries; OSHA publishes the data as submitted and does not verify it. Rates are per 100 full-time workers.
Injury-rate distribution, 2025
Total recordable case rates across 11,205 establishments with at least 20,000 hours worked; the pooled rate uses all 25,193 reporting establishments' hours and cases.
| Year | Establishments | Employees | Recordable cases | TRC rate | DART rate | Median establishment |
|---|---|---|---|---|---|---|
| 2023 | 15,925 | 1,616,470 | 30,544 | 2.5 | 1.6 | 1.6 |
| 2024 | 17,148 | 1,429,896 | 27,750 | 2.5 | 1.6 | 1.7 |
| 2025 | 25,193 | 1,637,761 | 40,244 | 3.4 | 2.1 | 1.1 |
Labor Wage and Hour Division
Concluded compliance actions since fiscal year 2005; amounts are back wages the employer agreed to pay, as recorded at case conclusion. Data through 15 Jun 2026.
Acts
| Act | Violations | Back wages |
|---|---|---|
| Fair Labor Standards Act | 564,843 | $264M |
| Service Contract Act | 215,253 | $230M |
| Davis-Bacon and Related Acts | 8,718 | $15M |
| H-1B provisions | 2,370 | $10M |
| H-2B provisions | 13,569 | $9.9M |
| H-2A provisions | 3,288 | $1.1M |
| Family and Medical Leave Act | 427,032 | $1.1M |
| Migrant and Seasonal Agricultural Worker Protection Act | 599 | $27K |
| Employee Polygraph Protection Act | 273 | $19K |
| Consumer Credit Protection Act | 30 | $8,524 |
Employers with the largest back wages
| Employer | City | Back wages |
|---|---|---|
| Management & Training Corporation | Post | $21,125,508 |
| Alorica Inc. | Irvine | $3,193,839 |
| Superior Protection Inc. | Houston | $2,771,144 |
| Lovin Contracting | Robbinsville | $2,017,070 |
| D2 Government Solutions | New Bern | $1,926,871 |
| Hutco, Inc. | Belle Chasse | $1,914,818 |
| Management and Training Corporation | Chaparral | $1,886,324 |
| Prosegur Services Group, Inc. | Herndon | $1,830,002 |
| AKAL Security | Chicago | $1,817,307 |
| ABC Professional Tree Services, Inc. | webster | $1,801,508 |
| Atrium Staffing LLC | Jersey City | $1,576,803 |
| Knight Protective Service | Capitol Heights | $1,572,172 |
| Xpert's LLC | San Juan | $1,350,533 |
| Dellew Corporation | Honolulu | $1,328,667 |
| Populus Group LLC | Troy | $1,159,429 |
The list names employers that have a page on this site (organisations above the size floor); the totals above count every record in the files.
Immigration OFLC labor condition applications and PERM
Employer-specific case information was provided to OFLC by employers who submitted foreign labor certification applications. These are not employer responses to the Bureau of Labor Statistics' survey. Data through 30 Jun 2026.
H-1B applications by fiscal year
PERM applications by fiscal year
Employers with the most H-1B applications
| Employer | City | Applications |
|---|---|---|
| Grandison Management, Inc. | Howell | 3,456 |
| Populus Group LLC | Troy | 615 |
| Airbnb, Inc. | San Francisco | 413 |
| Concentrix CVG Customer Management Group Inc. | Cincinnati | 393 |
| Equifax Inc. | Atlanta | 387 |
| Moody's Analytics, Inc. | New York | 314 |
| Management Health Systems, LLC | Sunrise | 250 |
| Beacon Hill Solutions Group LLC | Boston | 246 |
| Beaconfire Staffing Solutions Inc. | East Windsor | 242 |
| TransUnion LLC | Chicago | 234 |
| Moody's Investors Service, Inc. | New York | 216 |
| Conexus Medstaff LLC | Houston | 194 |
| Cosmic Healthcare, LLC | Aldie | 188 |
| Avant Healthcare Professionals, LLC. | Maitland | 187 |
| Eliassen Group, LLC | Reading | 134 |
The list names employers that have a page on this site (organisations above the size floor); the totals above count every record in the files.
Questions and answers
Which employers in Administrative and Support Services have the most OSHA inspections?
West Coast Arborists, Inc. (58), Employbridge, LLC (45), City of Tacoma (43)
What is the injury rate in Administrative and Support Services?
Establishments reporting for 2025 had a pooled total recordable case rate of 3.4 per 100 full-time workers; the median reporting establishment's rate is 1.1 with quartiles 0.0 to 4.9.
How many H-1B applications come from Administrative and Support Services?
15,857 labor condition applications in fiscal years 2025–2026 and 17,815 PERM applications.
How much in back wages did the Wage and Hour Division find due in Administrative and Support Services?
$543,919,496 agreed to pay across 26,332 concluded cases since fiscal year 2005.
Industry is the NAICS code on each record (the most common code where an employer's sources differ), grouped at the three-digit subsector. Sources: DOL enforcement data, OSHA ITA, OFLC disclosure data; see data sources and methodology.