NAICS 541690Other Scientific and Technical Consulting Services
Size Standard
$19 million
CMMC Level
Level 2 (most contracts)
Key Agencies
DoD, DARPA, DOE, NASA
Overview
Establishments primarily engaged in providing advice and assistance to businesses and other organizations on scientific and technical issues not elsewhere classified. Defense contractors use this code for technical advisory services, independent verification and validation (IV&V), and subject matter expert support across multiple disciplines.
Common Contract Types
Recent Contract Awards
Total Awards
27,255
Last 30 Days
6
30-Day Value
$1.7M
Avg Amount
$276K
All-Time Value
$3.1B
FPDS
| Contract | Awardee | Amount |
|---|---|---|
| Scientific analysis and mathematical modeling of clinical research data | Park Wall Technologies Ltd | $202K |
| R--NEW CONTRACT WITH THE ATLANTIC COUNCIL TO ASSIST W | ATLANTIC COUNCIL OF THE UNITED STATES, INC. (THE) | $78K |
| Multiple Award Schedule | ST POWER SERVICES CONSULTANTS LLC | $1.0M |
| B-- AERIAL OBSERVER | ROETKER FRED | $2K |
| B--Aerial Observer | BIDWELL JOHN | $2K |
| WBAMC Medical Physicist Surveying Service | A-BEAR CONSULT LLC | $372K |
| TO17- Technical Laboratory Diagnostic Services | POLOLEI SOLUTIONS, LLC | $234K |
| USDA-ERS Macroeconomic Forecasts & ERS Farm Income Data | OXFORD ECONOMICS USA, INC. | $398K |
| AXLE INFORMATICS, LLC | $77K | |
| 22ND CENTURY TECHNOLOGIES, INC. | $54K | |
| GUIDEHOUSE DIGITAL LLC | $48K | |
| KELLY SERVICES, INC. | $60K | |
| CRA INTERNATIONAL, INC. | $50K | |
| ARCTOS TECHNOLOGY SOLUTIONS, LLC | $51K | |
| ARCTOS TECHNOLOGY SOLUTIONS, LLC | $13K | |
| TRUSTEES OF THE UNIVERSITY OF PENNSYLVANIA, THE | $202K | |
| AXLE INFORMATICS, LLC | $79K | |
| PUNDIR GROUP, INC | $37K | |
| R416--VETERINARY CONSULT SERVICE -wo/wd, B+4 POP 7/1/2026 - 6/30/2031 | Mari V Bray DVM | $120K |
| B--STUDENT CONTRACTOR LINDSAY DORN | Lindsey Dorn | $73K |
Top Awardees
Top Contractors (FPDS)
| Contractor | Total Obligation |
|---|---|
| DOMESTIC AWARDEES (UNDISCLOSED) | $278.9M |
| KELLY SERVICES, INC. | $60.1M |
| RMC 2021 LLC | $59.6M |
| NATIONAL ACADEMY OF SCIENCES | $58.7M |
| AXLE INFORMATICS, LLC | $41.7M |
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Frequently Asked Questions
What CMMC level is required for NAICS 541690?
Level 2 is required for most technical consulting contracts that involve CUI such as test data, technical assessments, or system evaluations. Advisory work limited to publicly available information may only need Level 1.
What is the SBA size standard for NAICS 541690?
The size standard is $19 million in average annual receipts.
How does NAICS 541690 differ from 541330?
NAICS 541330 covers engineering-specific services (design, analysis, testing), while 541690 covers broader scientific and technical consulting that may span multiple disciplines. If the work is primarily engineering, use 541330. If it crosses disciplines or is advisory in nature, 541690 is appropriate.
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