NAICS Code Guide
Other Computer Related Services
Professional, Scientific, and Technical Services · SBA Size Standard: $34M · ~40,000 registered entities
NAICS 541519 covers cybersecurity ops, IT staffing, help desk services, penetration testing, and other computer-related services. A common code for MSSPs and IT consulting firms.
About NAICS 541519
NAICS 541519 is the catch-all code for computer-related services that don't fit 541511 (custom programming) or 541512 (systems design). It covers IT help desk operations, cybersecurity operations centers (SOC), penetration testing, vulnerability assessments, computer forensics, IT staff augmentation, and technology consulting that doesn't involve systems integration. Many managed security service providers (MSSPs) and IT staffing firms use this code.
541519
NAICS Code
$34M
SBA Size Standard
40,000
Registered Entities
Applicable Set-Aside Programs
Companies that qualify under NAICS 541519 and hold applicable SBA certifications can compete for set-aside contracts reserved for these programs. Certifications are linked to your CAGE code record in SAM.gov.
Learn about set-aside programs →Top Federal Buyers Under NAICS 541519
These agencies award the most contract dollars under this NAICS code. See full award data on FedAtlas.com.
Common Services Under NAICS 541519
- Security Operations Center (SOC) services
- Penetration testing and vulnerability assessments
- Computer forensics and incident response
- IT help desk and desktop support
- IT staff augmentation and body shop contracting
- Technology consulting and advisory services (without system design)
- Computer training and education services
Look Up a NAICS 541519 Vendor
Decode any CAGE code to verify a vendor's primary NAICS code, SAM status, and certifications.
Frequently Asked Questions
Is NAICS 541519 good for cybersecurity firms?
Yes, especially for cybersecurity operations (SOC-as-a-Service, pen testing, MSSP). If you primarily develop cybersecurity software or design security architectures, 541512 or 541511 may be more appropriate.
What is the size standard for 541519?
$34 million average annual receipts.
Contract Award Data
NAICS 541519 Awards on FedAtlas.com
See every federal contract won under NAICS 541519 — by company, agency, state, and year.
NAICS 541519 Quick Facts
- Code
- 541519
- Sector
- Professional, Scientific, and Technical Services
- SBA Size Standard
- $34M
Quick Decode
Related NAICS Codes
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