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 2,121–2,140 of 10,115 contractors
AMVET TECHNOLOGIES LLC
UEIJ9KKJYZ3DNX3CAGE583P0Location: LAS VEGAS, NVSocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary 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: $45.5M ($45,478,847)CHENEGA SECURITY CALIFORNIA CORPORATION
UEIHPYPKZLLW393CAGE8HPL1Location: CHANTILLY, VASocio-economic status (SAM.gov): SBSDB8(a)ANCSecondary 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: $45.3M ($45,265,571)3LINKS TECHNOLOGIES, INC.
DBA 3LINKS TECHNOLOGIES INC
UEIGKDSP7FWELX6CAGE50L10Location: SILVER SPRING, MDSocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary 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: $44.5M ($44,512,665)- 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: $44.5M ($44,459,334) G I INDUSTRIAL-MARINE, LLC
UEIFYL1CNDDL4T3CAGE53GL1Location: PORTSMOUTH, VASocio-economic status (SAM.gov): SBHUBZoneVOSBSDVOSBSecondary 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: $44.4M ($44,386,860)SGI GLOBAL LLC
DBA SGI
UEILSCMNYK269F5CAGE5DRD1Location: SPRINGFIELD, VASocio-economic status (SAM.gov): SBSecondary 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: $44.1M ($44,089,877)HATALOM CORP
UEIJCLPCUFC7PB9CAGE7TDQ9Location: ORLANDO, FLSocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary 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: $44M ($43,976,319)INTEGRATED MAINTENANCE AND BUS SERVICES LLC
DBA IMBSERV
UEIEMCKJN9YBMN4CAGE883K4Location: LOCUST GROVE, VASocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary 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: $43.5M ($43,507,029)DOLIVEIRA SYSTEMS LLC
UEIFGJMA26WK8H9CAGE7JLD7Location: HOLLSOPPLE, PASocio-economic status (SAM.gov): SBSDB8(a)HUBZoneWOSBSecondary 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: $43.3M ($43,301,493)THINKTEK LLC
UEIKKGEKYCKLAA6CAGE7M3T9Location: FAIRFAX, VASocio-economic status (SAM.gov): SBSDB8(a)VOSBSDVOSBSecondary 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: $43.1M ($43,063,058)HICAPS INC
UEIC9AFMLP98K27CAGE574U1Location: GREENSBORO, NCSocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary 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 expiringObligated, 36 mo: $43M ($42,994,764)MGI, INC.
UEIKCQFTLYXLHN7CAGE8MWZ0Location: MERIDIAN, IDSocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary 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: $42.7M ($42,660,650)BARKLEY ANDROSS CORP.
DBA BARKLEY ANDROSS CORP
UEIHAFMNV3PGDK7CAGE3ZLE9Location: HESPERIA, CASocio-economic status (SAM.gov): SBWOSBSecondary 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: $42.6M ($42,607,606)- Secondary 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: $42.6M ($42,552,973) - 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: $42.4M ($42,355,081) ECOLOGY MIR GROUP LLC
UEIKH5HQMQVN6A5CAGE7DCV4Location: FAIRFAX, VASocio-economic status (SAM.gov): SBSecondary 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: $42.2M ($42,173,564)STRANTECH LLC
UEIN3VDYQV6KNU4CAGE1TR54Location: LAKE SAINT LOUIS, MOSocio-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: $42M ($41,959,369)JNB SERVICES LLC
DBA JNB SERVICES
UEIK95KAVVLZ934CAGE83S34Location: DALEVILLE, ALSocio-economic status (SAM.gov): SBSDB8(a)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: $41.8M ($41,840,992)SES ELECTRICAL LLC
UEIN6ZHE3SYDSR8CAGE80WC9Location: DESTIN, FLSocio-economic status (SAM.gov): SBSDB8(a)ANCSecondary 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: $41.8M ($41,783,080)BLUEPATH LABS LLC
UEIN6MATAY6X1L3CAGE60JV7Location: WASHINGTON, DCSocio-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: $41.7M ($41,672,069)
| Company | This code | Compliance | SAM.gov | Obligated, 36 mo |
|---|---|---|---|---|
UEIJ9KKJYZ3DNX3CAGE583P0 Location: LAS VEGAS, NVSocio-economic status (SAM.gov): SBVOSBSDVOSB | 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 | $45.5M ($45,478,847) |
CHENEGA SECURITY CALIFORNIA CORPORATION UEIHPYPKZLLW393CAGE8HPL1 Location: CHANTILLY, VASocio-economic status (SAM.gov): SBSDB8(a)ANC | 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 | $45.3M ($45,265,571) |
DBA 3LINKS TECHNOLOGIES INC UEIGKDSP7FWELX6CAGE50L10 Location: SILVER SPRING, MDSocio-economic status (SAM.gov): SBVOSBSDVOSB | 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 | $44.5M ($44,512,665) |
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 | $44.5M ($44,459,334) | |
UEIFYL1CNDDL4T3CAGE53GL1 Location: PORTSMOUTH, VASocio-economic status (SAM.gov): SBHUBZoneVOSBSDVOSB | 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 | $44.4M ($44,386,860) |
DBA SGI UEILSCMNYK269F5CAGE5DRD1 Location: SPRINGFIELD, VASocio-economic status (SAM.gov): SB | 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 | $44.1M ($44,089,877) |
UEIJCLPCUFC7PB9CAGE7TDQ9 Location: ORLANDO, FLSocio-economic status (SAM.gov): SBVOSBSDVOSB | 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 | $44M ($43,976,319) |
INTEGRATED MAINTENANCE AND BUS SERVICES LLC DBA IMBSERV UEIEMCKJN9YBMN4CAGE883K4 Location: LOCUST GROVE, VASocio-economic status (SAM.gov): SBVOSBSDVOSB | 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 | $43.5M ($43,507,029) |
UEIFGJMA26WK8H9CAGE7JLD7 Location: HOLLSOPPLE, PASocio-economic status (SAM.gov): SBSDB8(a)HUBZoneWOSB | 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 | $43.3M ($43,301,493) |
UEIKKGEKYCKLAA6CAGE7M3T9 Location: FAIRFAX, VASocio-economic status (SAM.gov): SBSDB8(a)VOSBSDVOSB | 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 | $43.1M ($43,063,058) |
UEIC9AFMLP98K27CAGE574U1 Location: GREENSBORO, NCSocio-economic status (SAM.gov): SBVOSBSDVOSB | 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 expiring | $43M ($42,994,764) |
UEIKCQFTLYXLHN7CAGE8MWZ0 Location: MERIDIAN, IDSocio-economic status (SAM.gov): SBVOSBSDVOSB | 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 | $42.7M ($42,660,650) |
DBA BARKLEY ANDROSS CORP UEIHAFMNV3PGDK7CAGE3ZLE9 Location: HESPERIA, CASocio-economic status (SAM.gov): SBWOSB | 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 | $42.6M ($42,607,606) |
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 | $42.6M ($42,552,973) | |
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 | $42.4M ($42,355,081) | |
UEIKH5HQMQVN6A5CAGE7DCV4 Location: FAIRFAX, VASocio-economic status (SAM.gov): SB | 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 | $42.2M ($42,173,564) |
UEIN3VDYQV6KNU4CAGE1TR54 Location: LAKE SAINT LOUIS, MOSocio-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 | $42M ($41,959,369) |
DBA JNB SERVICES UEIK95KAVVLZ934CAGE83S34 Location: DALEVILLE, ALSocio-economic status (SAM.gov): SBSDB8(a) | 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 | $41.8M ($41,840,992) |
UEIN6ZHE3SYDSR8CAGE80WC9 Location: DESTIN, FLSocio-economic status (SAM.gov): SBSDB8(a)ANC | 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 | $41.8M ($41,783,080) |
UEIN6MATAY6X1L3CAGE60JV7 Location: WASHINGTON, DCSocio-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 | $41.7M ($41,672,069) |
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