USAspending.gov · NAICS 561621 · Administrative and Support and Waste Management and Remediation Services
Security Systems Services (except Locksmiths)
Top-third NAICS industry by calendar-2024 contract dollars — code 561621 in Administrative and Support and Waste Management and Remediation Services.
- CY2024 awards
- $818.5M
- Corpus rank
- #101 of 499
- Award plate
- MID
- Sector
- ADMIN · NICHE
Security Systems Services federal industry awards
Security Systems Services (except Locksmiths) (NAICS 561621) ranks #101 of 499 tracked industries by calendar-2024 contract dollars at $818.5M.
PlainFedContract reports USAspending.gov calendar-2024 awards under NAICS 561621. Stamp board: MID · ADMIN · HELD. See /methodology/#naics.
Year-over-year change, 2019–2024
Across the calendar years on file, Security Systems Services (except Locksmiths)’s annual contract dollars rose from $760.5M in 2023 to $818.5M in 2024. 7.6% vs 2023
Calendar-year prime contract obligations by action date (award types A-D). Annual figures use the same NAICS classification basis as the CY2024 headline above.
How Security Systems Services leads the CY2024 industry award board
$818.5M · #101 of 499 by CY2024 industry awards , a top-third NAICS industry by calendar-2024 contract dollars (same board as the industries listing). See methodology.
$818.5M under NAICS 561621 · #101 of 499 , MID · ADMIN · NICHE · HELD. 2019→2024: 101→101 of 499 (0.12%→0.11% of tracked industry dollars) ; #9/31 in ADMIN. Its position in the field did not change. Nearest ABS peer: Human Resources Consulting Serv… at $841.0M (MID).
Calendar-2024 actions under NAICS 561621 count as opportunity size, not firm revenue. Sector weight is light within ADMIN. Populations, lag, and NAICS/SBA rules: methodology.
Source: USAspending.gov · U.S. Department of the Treasury
Mega-scale industry peers nationwide
Cross-sector peers from the USAspending NAICS extract: nearest mega-scale calendar-2024 award dollars and nearest sector-weight share. Not recommendations.
Closest CY2024 award dollars
- Human Resources Consulting Services $841.0M
- Flight Training $794.6M
- Power and Communication Line and Related Struct… $786.3M
- Commercial and Industrial Machinery and Equipme… $786.2M
- Electrical Contractors $783.7M
- Other Waste Collection $781.9M
Similar sector weight
- Drycleaning 1.3% · $63.3M
- Men's and Boys' Clothing and Furnishings Mercha… 1.3% · $117.2M
- All Other Miscellaneous Crop Farming 1.3% · $19.6M
- Web Search Portals 1.3% · $233.3M
- Offices of All Other Miscellaneous Health Pract… 1.3% · $176.2M
- Emergency and Other Relief Services 1.3% · $177.7M
Disclaimer: Data from USAspending.gov public records. For informational purposes only. Industry spending amounts are aggregated from contract awards and may not reflect the most current data. Always verify with official sources.
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Read our methodology - how this data is sourced, computed, and verified.