NAICS 561611 · Administrative and Support and Waste Management and Remediation Services
Investigation and Personal Background Check Services
5,456 active contractors list NAICS 561611 (Investigation and Personal Background Check Services) in SAM.gov; 4,106 are small under its SBA size standard and 1,629 list it as their primary NAICS.
- Active contractors
- 5,456
- Small under 561611SBA size standard for this code
- 4,106
- Primary NAICSTheir main line of business
- 1,629
- Hidden registrationsExcluded, expired or inactive
- 63
Work this industry
Live RFPs in this NAICS
Open SAM.gov solicitations coded 561611, matched to teaming partners.
Expiring awards
Incumbent contracts in 561611 heading to recompete in the next 18 months.
Small under 561611
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 561611
Claimed profiles come first by membership level, then companies with 561611 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
63 registrations hidden because they are excluded, expired or inactive in SAM.gov. Include them
Showing 4,301–4,320 of 5,456 contractors
ONLYCHOICE ALLIANCE, LLC
UEIUDP5VAYJ5Y58CAGE13L97Location: ALDIE, VASocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary NAICSSmall under 561611CMMCNo 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: None on fileON OUR OWN LLC
UEIQR6MXJWM1KN1CAGE8J0J8Location: HENDERSON, NVSocio-economic status (SAM.gov): SBWOSBSecondary NAICSSmall under 561611CMMCNo 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: None on fileONSITE HEALTH DIAGNOSTICS, LLC
UEIE8W4GVYRFA86CAGE20WK9Location: CARROLLTON, GASocio-economic status (SAM.gov): SBWOSBSecondary NAICSSmall under 561611CMMCNo 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: None on fileON-SITE RESULTS LABORATORY LLC
UEIYYXPD7M9DVX6CAGE22K15Location: SNELLVILLE, GASocio-economic status (SAM.gov): SBSecondary NAICSSmall under 561611CMMCNo 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: None on fileON THE GO SERVICES LLC
UEIRR4JDLTUGBJ4CAGE9VDH7Location: CLEVELAND HEIGHTS, OHSocio-economic status (SAM.gov): SBWOSBSecondary NAICSSmall under 561611CMMCNo 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: None on fileON THE SCENE EXECUTIVE PROTECTION SERVICES INC.
UEIWTEHCWZMJH13CAGE24HS7Location: WASHINGTON, DCSocio-economic status (SAM.gov): SBVOSBSecondary NAICSSmall under 561611CMMCNo 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: None on file- Secondary NAICSNot listed as small under 561611CMMCNo 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: None on file ONTYME SECURITY, INC.
UEIPVV4XRYSLGM9CAGE08R53Location: CANOGA PARK, CASocio-economic status (SAM.gov): SBSecondary NAICSSmall under 561611CMMCNo 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: None on fileON WATCH LLC
UEIXHYCYBDBKX47CAGE8HZ07Location: HENDERSON, NVSocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary NAICSSmall under 561611CMMCNo 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: None on fileONYX SECURITY GROUP LLC
UEIT7Q9GKWQLDJ4CAGE0QUH7Location: CHESAPEAKE, VASocio-economic status (SAM.gov): SBWOSBVOSBSDVOSBSecondary NAICSNot listed as small under 561611CMMCNo 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: None on fileOOTW INC
DBA INOUT LABS
UEINSDAPP8XF6S6CAGE7QAD1Location: NORTHFIELD, ILSocio-economic status (SAM.gov): SBSecondary NAICSSmall under 561611CMMCNo 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: None on fileOPCON TRAINING SOLUTIONS INC.
UEIZ14YV52FEMJ9CAGE8VHL5Location: SAN MARCOS, TXSocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary NAICSSmall under 561611CMMCNo 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: None on fileOPEN SOURCE INTELLIGENCE CONSULTING, LLC
UEITSHVQWN5Y1Z9CAGE24ZS0Location: RIVERVIEW, FLSocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary NAICSSmall under 561611CMMCNo 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: None on fileOPERATION 85 LLC
UEIKFUJSQNG7YL9CAGE9KUG7Location: SPRINGFIELD, VASocio-economic status (SAM.gov): SBSecondary NAICSSmall under 561611CMMCNo 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: None on fileOPERATIONAL DETACHMENT XRAY LLC
UEIVUS6Q5X6EMK1CAGE19TT3Location: ENGLEWOOD, COSocio-economic status (SAM.gov): SBVOSBSecondary NAICSSmall under 561611CMMCNo 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: None on fileOPERATIONAL POLICE PROTECTIVE SERVICES L.L.C
UEIDNYVGZJG59P3CAGE59H90Location: PASADENA, MDSocio-economic status (SAM.gov): SBVOSBSecondary NAICSSmall under 561611CMMCNo 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: None on fileOPERATIONAL PSYCHOLOGY SERVICES, LLC
UEINR74X44JEH84CAGE6FS79Location: ALEXANDRIA, VASocio-economic status (SAM.gov): SBSecondary NAICSSmall under 561611CMMCNo 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: None on file- Secondary NAICSNot listed as small under 561611CMMCNo 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: None on file OPERATION VETERAN INVESTIGATIVE SERVICES (OVIS) LLC
DBA OVIS SECURITY
UEIFMTUNSQBNT99CAGE12ZE2Location: UPPER MARLBORO, MDSocio-economic status (SAM.gov): SBSDBVOSBSDVOSBSecondary NAICSSmall under 561611CMMCNo 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: None on fileOPPORTUNITY FEDERAL LLC
UEIEUFJR2VHBP38CAGE11E72Location: UPPER MARLBORO, MDSocio-economic status (SAM.gov): SBSDBVOSBSDVOSBSecondary NAICSSmall under 561611CMMCNo 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: None on file
| Company | This code | Compliance | SAM.gov | Obligated, 36 mo |
|---|---|---|---|---|
UEIUDP5VAYJ5Y58CAGE13L97 Location: ALDIE, VASocio-economic status (SAM.gov): SBVOSBSDVOSB | Secondary NAICSSmall under 561611 | 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 | None on file |
UEIQR6MXJWM1KN1CAGE8J0J8 Location: HENDERSON, NVSocio-economic status (SAM.gov): SBWOSB | Secondary NAICSSmall under 561611 | 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 | None on file |
ONSITE HEALTH DIAGNOSTICS, LLC UEIE8W4GVYRFA86CAGE20WK9 Location: CARROLLTON, GASocio-economic status (SAM.gov): SBWOSB | Secondary NAICSSmall under 561611 | 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 | None on file |
ON-SITE RESULTS LABORATORY LLC UEIYYXPD7M9DVX6CAGE22K15 Location: SNELLVILLE, GASocio-economic status (SAM.gov): SB | Secondary NAICSSmall under 561611 | 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 | None on file |
UEIRR4JDLTUGBJ4CAGE9VDH7 Location: CLEVELAND HEIGHTS, OHSocio-economic status (SAM.gov): SBWOSB | Secondary NAICSSmall under 561611 | 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 | None on file |
ON THE SCENE EXECUTIVE PROTECTION SERVICES INC. UEIWTEHCWZMJH13CAGE24HS7 Location: WASHINGTON, DCSocio-economic status (SAM.gov): SBVOSB | Secondary NAICSSmall under 561611 | 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 | None on file |
Secondary NAICSNot listed as small under 561611 | 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 | None on file | |
UEIPVV4XRYSLGM9CAGE08R53 Location: CANOGA PARK, CASocio-economic status (SAM.gov): SB | Secondary NAICSSmall under 561611 | 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 | None on file |
UEIXHYCYBDBKX47CAGE8HZ07 Location: HENDERSON, NVSocio-economic status (SAM.gov): SBVOSBSDVOSB | Secondary NAICSSmall under 561611 | 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 | None on file |
UEIT7Q9GKWQLDJ4CAGE0QUH7 Location: CHESAPEAKE, VASocio-economic status (SAM.gov): SBWOSBVOSBSDVOSB | Secondary NAICSNot listed as small under 561611 | 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 | None on file |
DBA INOUT LABS UEINSDAPP8XF6S6CAGE7QAD1 Location: NORTHFIELD, ILSocio-economic status (SAM.gov): SB | Secondary NAICSSmall under 561611 | 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 | None on file |
UEIZ14YV52FEMJ9CAGE8VHL5 Location: SAN MARCOS, TXSocio-economic status (SAM.gov): SBVOSBSDVOSB | Secondary NAICSSmall under 561611 | 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 | None on file |
OPEN SOURCE INTELLIGENCE CONSULTING, LLC UEITSHVQWN5Y1Z9CAGE24ZS0 Location: RIVERVIEW, FLSocio-economic status (SAM.gov): SBVOSBSDVOSB | Secondary NAICSSmall under 561611 | 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 | None on file |
UEIKFUJSQNG7YL9CAGE9KUG7 Location: SPRINGFIELD, VASocio-economic status (SAM.gov): SB | Secondary NAICSSmall under 561611 | 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 | None on file |
OPERATIONAL DETACHMENT XRAY LLC UEIVUS6Q5X6EMK1CAGE19TT3 Location: ENGLEWOOD, COSocio-economic status (SAM.gov): SBVOSB | Secondary NAICSSmall under 561611 | 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 | None on file |
OPERATIONAL POLICE PROTECTIVE SERVICES L.L.C UEIDNYVGZJG59P3CAGE59H90 Location: PASADENA, MDSocio-economic status (SAM.gov): SBVOSB | Secondary NAICSSmall under 561611 | 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 | None on file |
OPERATIONAL PSYCHOLOGY SERVICES, LLC UEINR74X44JEH84CAGE6FS79 Location: ALEXANDRIA, VASocio-economic status (SAM.gov): SB | Secondary NAICSSmall under 561611 | 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 | None on file |
Secondary NAICSNot listed as small under 561611 | 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 | None on file | |
OPERATION VETERAN INVESTIGATIVE SERVICES (OVIS) LLC DBA OVIS SECURITY UEIFMTUNSQBNT99CAGE12ZE2 Location: UPPER MARLBORO, MDSocio-economic status (SAM.gov): SBSDBVOSBSDVOSB | Secondary NAICSSmall under 561611 | 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 | None on file |
UEIEUFJR2VHBP38CAGE11E72 Location: UPPER MARLBORO, MDSocio-economic status (SAM.gov): SBSDBVOSBSDVOSB | Secondary NAICSSmall under 561611 | 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 | None on file |
Related industries
Codes these contractors list most often alongside 561611: natural teaming adjacencies.
- 541611Administrative Management and General Management Consulting Services2,420shared firms
- 541690Other Scientific and Technical Consulting Services1,971shared firms
- 541990All Other Professional, Scientific, and Technical Services1,906shared firms
- 561612Security Guards and Patrol Services1,811shared firms
- 541618Other Management Consulting Services1,740shared firms
- 611430Professional and Management Development Training1,673shared firms
- 541519Other Computer Related Services1,549shared firms
- 541512Computer Systems Design Services1,478shared firms