NAICS 541990All Other Professional, Scientific, and Technical Services
Size Standard
$19 million
CMMC Level
Level 1–2 (varies by contract)
Key Agencies
DoD, Army, Navy, Air Force
Overview
Establishments primarily engaged in providing professional, scientific, or technical services not elsewhere classified. This catch-all code is frequently used for multi-discipline defense contracts that span several technical areas or do not fit neatly into a more specific code.
Common Contract Types
Recent Contract Awards
Total Awards
77,801
Last 30 Days
24
30-Day Value
$91.4M
Avg Amount
$3.8M
All-Time Value
$15.7B
FPDS
| Contract | Awardee | Amount |
|---|---|---|
| R--Science and Technical Support Services (STSSC) For | INALAB CONSULTING, INC. | $194K |
| B--STUDENT CONTRACT - DRAKE SPINA | Drake Spina | $50K |
| R--Science and Technical Support Services IDIQ Contra | XCELLENT TECHNOLOGY SOLUTIONS, INC | $279K |
| R--Decorative Artifacts Conservation Services at Hist | CCI CONSTRUCTION AND ENERGY SERVICES, LLC | $117K |
| R--NEW SSC KENNA MIRELES | Kenna Mireles | $29K |
| R--Science and Technical Support Services (STSSC) For | INALAB CONSULTING, INC. | $196K |
| R--Science and Technical Support Services (STSSC) For | INALAB CONSULTING, INC. | $105K |
| DTRA- Arms Control Enterprise System (ACES) Sole Source Extension | PERATON INC. | $19.5M |
| B--STUDENT CONTRACT - EDEN WATERS-CARPENTER | Eden Waters-Carpenter | $49K |
| Training Support to Master Breacher Course | JKW LLC | $3.8M |
| ZOZUDE LLC | $252K | |
| ITSTRATEGY, INCORPORATED | $801K | |
| THE MITRE CORPORATION | $5.1M | |
| ARTCARE EXECS NYC LLC | $30K | |
| CPA GLOBAL (LANDON IP) INC | $7.5M | |
| SNOW EAGLE CONSULTING, LLC | $1.5M | |
| SETH BLUMSACK | $61K | |
| RED MTN. RESOURCE LLC | $80K | |
| AGILE DECISION SCIENCES, LLC | $100K | |
| WMA NOXIOUS WEED/RANGE SPECIALISTS LLC | $195K |
Top Awardees
Top Contractors (FPDS)
| Contractor | Total Obligation |
|---|---|
| SIERRA NEVADA COMPANY, LLC | $498.2M |
| THE MITRE CORPORATION | $430.2M |
| DOMESTIC AWARDEES (UNDISCLOSED) | $390.4M |
| THE CNA CORPORATION | $310.8M |
| BOOZ ALLEN HAMILTON INC | $253.2M |
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Frequently Asked Questions
What CMMC level is required for NAICS 541990?
CMMC requirements depend entirely on the specific contract. Because 541990 is a catch-all code, contracts range from Level 1 (FCI only) to Level 2 (CUI handling). Review the specific solicitation for DFARS 252.204-7021 requirements.
What is the SBA size standard for NAICS 541990?
The size standard is $19 million in average annual receipts.
When should a contractor use NAICS 541990?
Use 541990 when the contract scope spans multiple professional disciplines and does not fit primarily into engineering (541330), IT (541511/541512), management consulting (541611), or R&D (541715). It is commonly used for broad-scope advisory and assistance services (A&AS) contracts.
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