Professional services industry schema · System Atlas
System Atlas The map of how organizations are built, on one structure, so any two compare part by part.
Explore Build No modules are catalogued on the Professional services baseline yet. Modules are the units of software and process that fill a primitive.
The numbers for this industry United States · 2023 · NAICS 541
Establishments 989,182
Employees 10,401,442
Annual payroll $1.1T
Payroll per employee $107,141 Establishments by number of employees
1-4 706,067 5-9 124,228 10-19 76,923 1000+ 680 20-49 50,645 50-99 16,599 100-249 9,869 250-499 3,022 500-999 1,149 Source: US Census Bureau, County Business Patterns 2023 (national file ), employees as of mid-March 2023, payroll for the year; published 2025-06-26. Coded on NAICS 2017. Withheld cells read as not published.
What the registry holds here Professional services and below · public parts only
With public findings 2,583
Public parts 14,763
Distinct sources 9,327
Last change 4 Nov 2026 Organizations by public parts
Deepen this industry Focused research on the organizations with the fewest mapped parts in professional services; what it finds is public for everyone.
Jung von Matt 1 part Davis Polk & Wardwell 1 part ATP architects engineers 1 part EPC Group 1 part O'Melveny & Myers 1 part
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Counts of what public research has found and sourced, each part with its source on the organization’s profile. They say what is known, not how much of the industry exists.