NAICS 561621 · Administrative and Support and Waste Management and Remediation Services
Security Systems Services (except Locksmiths)
10,115 active contractors list NAICS 561621 (Security Systems Services (except Locksmiths)) in SAM.gov; 7,305 are small under its SBA size standard and 1,733 list it as their primary NAICS.
- Active contractors
- 10,115
- Small under 561621SBA size standard for this code
- 7,305
- Primary NAICSTheir main line of business
- 1,733
- Hidden registrationsExcluded, expired or inactive
- 112
Work this industry
Live RFPs in this NAICS
Open SAM.gov solicitations coded 561621, matched to teaming partners.
Expiring awards
Incumbent contracts in 561621 heading to recompete in the next 18 months.
Small under 561621
Partners SAM.gov lists as small under this code: the size check a set-aside uses.
Size is NAICS-specific: a firm can be small under one code and other than small under another. Learn more about small business set-asides
Contractors listing NAICS 561621
Claimed profiles come first by membership level, then companies with 561621 as their primary NAICS, then federal obligations over the last 36 months. SPRS shows the highest blind bracket met, never the score. Learn more about blind SPRS brackets
112 registrations hidden because they are excluded, expired or inactive in SAM.gov. Include them
Showing 1,781–1,800 of 10,115 contractors
ASRC FEDERAL FIELD SERVICES, LLC
UEIH6WGLRDCU6D8CAGE70T18Location: BELTSVILLE, MDSocio-economic status (SAM.gov): SBANCSecondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).No compliance data on file
SAM activeObligated, 36 mo: $649.6M ($649,593,336)SOS INTERNATIONAL LLC
UEIL3VCKMD7J585CAGE6QG06Location: RESTON, VASocio-economic status (SAM.gov): SBSecondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).No compliance data on file
SAM activeObligated, 36 mo: $617.1M ($617,097,425)- Secondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $612.3M ($612,286,547) - Secondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $612.1M ($612,083,624) ENERGY SYSTEMS GROUP, LLC
DBA ENERGY SYSTEM GROUP LLC
UEIJBZELFBMX1J4CAGE3FU33Location: NEWBURGH, INSocio-economic status (SAM.gov): SBSecondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).No compliance data on file
SAM activeObligated, 36 mo: $581.8M ($581,780,176)CHUGACH TECHNICAL SOLUTIONS LLC
UEILG4AXJ2HMHN3CAGE7PVV2Location: ANCHORAGE, AKSocio-economic status (SAM.gov): SBANCTribalSecondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).No compliance data on file
SAM activeObligated, 36 mo: $577M ($576,998,078)CYNERGY PROFESSIONAL SYSTEMS LLC
UEIGK55J77VGN84CAGE5QEP7Location: MISSION VIEJO, CASocio-economic status (SAM.gov): SBSDBWOSBVOSBSDVOSBSecondary NAICSSmall under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).No compliance data on file
SAM activeObligated, 36 mo: $567.6M ($567,571,392)SUMARIA SYSTEMS, LLC
UEIE5R8L9CN3JG5CAGE1DV75Location: BEAVERCREEK, OHSocio-economic status (SAM.gov): SBSecondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).No compliance data on file
SAM activeObligated, 36 mo: $563.5M ($563,532,551)SWISH DATA CORPORATION
UEIDMERLBE3JR53CAGE4D7K5Location: MC LEAN, VASocio-economic status (SAM.gov): SBHUBZoneVOSBSDVOSBSecondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).No compliance data on file
SAM activeObligated, 36 mo: $545.1M ($545,099,724)- Secondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $538.3M ($538,314,520) GREENBRIER GOVERNMENT SOLUTIONS INC
UEIKVMTJANNET58CAGE7HST2Location: OCEANA, WVSocio-economic status (SAM.gov): SBSDBVOSBSDVOSBSecondary NAICSSmall under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).No compliance data on file
SAM activeObligated, 36 mo: $496.1M ($496,108,855)ADVANCED MANAGEMENT TECHNOLOGY, INC.
DBA TETRA TECH AMT
UEIDTPTGJLL2SX5CAGE095R4Location: ARLINGTON, VASecondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).No compliance data on file
SAM activeObligated, 36 mo: $480.7M ($480,701,416)- Secondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $476.4M ($476,375,270) MELE ASSOCIATES INC
UEIMJBFX1KJ7KY1CAGE00JE9Location: ROCKVILLE, MDSocio-economic status (SAM.gov): SBVOSBSecondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).No compliance data on file
SAM activeObligated, 36 mo: $470.6M ($470,583,922)DIGIFLIGHT INCORPORATED
DBA DIGIFLIGHT
UEIN5QDXLYW5338CAGE1S6C9Location: COLUMBIA, MDSocio-economic status (SAM.gov): SBVOSBSecondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).No compliance data on file
SAM expiringObligated, 36 mo: $462.1M ($462,107,847)- Secondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $450M ($449,979,241) ALUTIIQ INFORMATION MANAGEMENT, LLC
UEINEQUZGMGAKJ7CAGE75QC0Location: ANCHORAGE, AKSocio-economic status (SAM.gov): SBANCTribalSecondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).No compliance data on file
SAM activeObligated, 36 mo: $429.7M ($429,694,426)- Secondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).
No compliance data on file
SAM activeObligated, 36 mo: $426.3M ($426,265,805) MAYVIN, INC.
DBA MAYVIN
UEIE57CG415HEZ5CAGE4YB56Location: ALEXANDRIA, VASocio-economic status (SAM.gov): SBWOSBSecondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).No compliance data on file
SAM activeObligated, 36 mo: $425.8M ($425,763,715)PANAMERICA COMPUTERS, INC.
DBA PCI TEC
UEIDPQEDJ6CXZM5CAGE301Q5Location: LURAY, VASocio-economic status (SAM.gov): SBHUBZoneWOSBSecondary NAICSNot listed as small under 561621CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9).No compliance data on file
SAM activeObligated, 36 mo: $421.1M ($421,097,467)
| Company | This code | Compliance | SAM.gov | Obligated, 36 mo |
|---|---|---|---|---|
ASRC FEDERAL FIELD SERVICES, LLC UEIH6WGLRDCU6D8CAGE70T18 Location: BELTSVILLE, MDSocio-economic status (SAM.gov): SBANC | Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $649.6M ($649,593,336) |
UEIL3VCKMD7J585CAGE6QG06 Location: RESTON, VASocio-economic status (SAM.gov): SB | Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $617.1M ($617,097,425) |
Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $612.3M ($612,286,547) | |
Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $612.1M ($612,083,624) | |
DBA ENERGY SYSTEM GROUP LLC UEIJBZELFBMX1J4CAGE3FU33 Location: NEWBURGH, INSocio-economic status (SAM.gov): SB | Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $581.8M ($581,780,176) |
CHUGACH TECHNICAL SOLUTIONS LLC UEILG4AXJ2HMHN3CAGE7PVV2 Location: ANCHORAGE, AKSocio-economic status (SAM.gov): SBANCTribal | Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $577M ($576,998,078) |
CYNERGY PROFESSIONAL SYSTEMS LLC UEIGK55J77VGN84CAGE5QEP7 Location: MISSION VIEJO, CASocio-economic status (SAM.gov): SBSDBWOSBVOSBSDVOSB | Secondary NAICSSmall under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $567.6M ($567,571,392) |
UEIE5R8L9CN3JG5CAGE1DV75 Location: BEAVERCREEK, OHSocio-economic status (SAM.gov): SB | Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $563.5M ($563,532,551) |
UEIDMERLBE3JR53CAGE4D7K5 Location: MC LEAN, VASocio-economic status (SAM.gov): SBHUBZoneVOSBSDVOSB | Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $545.1M ($545,099,724) |
Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $538.3M ($538,314,520) | |
GREENBRIER GOVERNMENT SOLUTIONS INC UEIKVMTJANNET58CAGE7HST2 Location: OCEANA, WVSocio-economic status (SAM.gov): SBSDBVOSBSDVOSB | Secondary NAICSSmall under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $496.1M ($496,108,855) |
ADVANCED MANAGEMENT TECHNOLOGY, INC. DBA TETRA TECH AMT UEIDTPTGJLL2SX5CAGE095R4 Location: ARLINGTON, VA | Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $480.7M ($480,701,416) |
Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $476.4M ($476,375,270) | |
UEIMJBFX1KJ7KY1CAGE00JE9 Location: ROCKVILLE, MDSocio-economic status (SAM.gov): SBVOSB | Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $470.6M ($470,583,922) |
DBA DIGIFLIGHT UEIN5QDXLYW5338CAGE1S6C9 Location: COLUMBIA, MDSocio-economic status (SAM.gov): SBVOSB | Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM expiring | $462.1M ($462,107,847) |
Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $450M ($449,979,241) | |
ALUTIIQ INFORMATION MANAGEMENT, LLC UEINEQUZGMGAKJ7CAGE75QC0 Location: ANCHORAGE, AKSocio-economic status (SAM.gov): SBANCTribal | Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $429.7M ($429,694,426) |
Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $426.3M ($426,265,805) | |
DBA MAYVIN UEIE57CG415HEZ5CAGE4YB56 Location: ALEXANDRIA, VASocio-economic status (SAM.gov): SBWOSB | Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $425.8M ($425,763,715) |
DBA PCI TEC UEIDPQEDJ6CXZM5CAGE301Q5 Location: LURAY, VASocio-economic status (SAM.gov): SBHUBZoneWOSB | Secondary NAICSNot listed as small under 561621 | CMMCNo CMMCSPRSNoneFacility clearance: visible to paid members. Clearance levels are shown only to paying members; TeamingIndex does not advertise clearances (NISPOM 32 CFR 117.9). No compliance data on file | SAM active | $421.1M ($421,097,467) |
Related industries
Codes these contractors list most often alongside 561621: natural teaming adjacencies.
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- 541512Computer Systems Design Services4,144shared firms
- 541519Other Computer Related Services3,921shared firms
- 541611Administrative Management and General Management Consulting Services3,556shared firms
- 541690Other Scientific and Technical Consulting Services3,534shared firms
- 541330Engineering Services3,244shared firms
- 541511Custom Computer Programming Services3,158shared firms
- 541990All Other Professional, Scientific, and Technical Services3,154shared firms