Employment
11,380
Total employees (Census CBP)
Professional, Scientific, and Technical Services ·NAICS 54149
NAICS 54149 · IRS SOI (C corp) · Census CBP 2023
$73,308/yr average annual pay, with 435 SBA loans on record for NAICS 54149.
Data updated August 2026
The verdict · NAICS 54149
California leads Other Specialized Design Services activity nationally. IRS SOI doesn't publish margin data at this NAICS level, but the broader Professional, Scientific, and Technical Services sector runs a 3.9% net margin.
Use Other Specialized Design Services's NAICS benchmark as a comparison point, not a forecast for one business.
Other Specialized Design Services is reported here with financial measures from IRS Statistics of Income and workforce measures from Census County Business Patterns. The page keeps those source systems distinct, shows unavailable fields rather than estimating them, and links the underlying industry context so readers can compare the same NAICS activity before interpreting a margin or payroll figure.
Source: IRS SOI (C corporation headline) and Census County Business Patterns 2023
Other Specialized Design Services sits inside Professional, Scientific, and Technical Services, a sector that runs a 3.9% net margin overall.
3,469 establishments employ 11,380 workers (3.3/location) at $73,308/yr average annual pay. California leads employment, followed by Florida and Texas.
Employment
11,380
Total employees (Census CBP)
Avg Payroll / Employee
$73,308/yr
Annual compensation
Establishments
3,469
Business locations
Release-over-release change
Employment decreased by 534; establishment count increased by 62. This comparison uses two published national Census County Business Patterns releases; suppressed fields are omitted rather than estimated.
Subscribe to this industry's release updates (RSS)| Industry | Profit Margin |
|---|---|
| Other Specialized Design Services NAICS 541490 | N/A |
| State | Employment |
|---|---|
| California | 2,614 |
| Florida | 1,540 |
| Texas | 638 |
| Illinois | 317 |
| Maryland | 106 |
| Arizona | 105 |
| Oregon | 97 |
| Nevada | 74 |
| Missouri | 72 |
| Maine | 40 |
Showing top 10 of 49 states
SBA Loans Approved
435
Total Loan Volume
$167M
Avg Loan Size
$383K
Jobs Supported
2,372
Top SBA Lender
The Huntington National Bank
31 loans in this industry
New Business Share
21.4% of borrowers were new/startup businesses
These links are calculated from the current national dataset. They are comparison paths, not recommendations or evidence that businesses operate alike.
According to Census County Business Patterns 2023, Other Specialized Design Services ranks #487 of 551 U.S. industries at the 5-digit NAICS level by total employment.
Same NAICS detail level, ordered by the smallest difference in reported Census employment.
Benchmarking Other Specialized Design Services
Sources: IRS Statistics of Income (SOI) Business Tax Statistics · Census Bureau County Business Patterns 2023
NAICS 54149 · CBP 2023 · IRS SOI
According to the U.S. Census Bureau, which released its 2023 County Business Patterns dataset in June 2025, PlainBizBench benchmarks 2,002 U.S. industries against Internal Revenue Service Statistics of Income data. See our methodology for the full compilation process.
Read our methodology - how this data is sourced, computed, and verified.
Source: U.S. Census Bureau, County Business Patterns / SUSB Industry employment scale, payroll, and firm-size benchmarks · 2023
Every figure on PlainBizBench is rendered directly from federal source data, no number is typed in by an editor. This page aggregates profit-margin, payroll, entity-type, and SBA-lending benchmarks for this industry, live from the dataset. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error.