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 1,761–1,780 of 5,456 contractors
OMNIPLEX WORLD SERVICES CORPORATION
DBA OMNIPLEX WORLD SERVICES CORP
UEIK87GBMDQNEX8CAGE0EVT0Location: HERNDON, VASecondary 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: $98.7M ($98,654,336)IVA'AL SOLUTIONS LLC
UEID2ALNDLE6623CAGE7FCL6Location: PHOENIX, MDSocio-economic status (SAM.gov): SBTribalSecondary 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: $97.1M ($97,062,173)- 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: $94.6M ($94,639,077) CHENEGA DEFENSE & AEROSPACE SOLUTIONS, LLC
UEIEMFSYRQHWLM4CAGE89DQ8Location: HUNTSVILLE, ALSocio-economic status (SAM.gov): SBSDB8(a)ANCSecondary 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: $93M ($93,018,280)- 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: $93M ($92,983,636) FIRST COAST SECURITY SOLUTIONS, INC.
UEIZFWUMCPXHXU2CAGE4C5Q0Location: JACKSONVILLE, FLSocio-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: $92.4M ($92,354,773)- 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 expiringObligated, 36 mo: $91.1M ($91,087,606) JOHN J. YIM & ASSOCIATES, LLC
DBA INTELLIGENCE FEDERAL
UEIG2PCXNTLPJM4CAGE7PEQ1Location: VIENNA, 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: $90.6M ($90,644,104)MPF FEDERAL, LLC
UEILLA5KJMFQPU8CAGE6SCJ2Location: GAITHERSBURG, MDSocio-economic status (SAM.gov): SBSDBWOSBSecondary 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: $90M ($89,964,994)CULPEPPER & ASSOCIATES SECURITY SERVICES INC
UEIG6UKMJWN5DL5CAGE1XZZ6Location: ATLANTA, GASocio-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: $89.2M ($89,246,766)CREATIVE BUSINESS SOLUTIONS, INC.
UEIES6RTUBDKBJ4CAGE501M8Location: BOWIE, MDSocio-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: $88.6M ($88,582,656)- 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: $87.4M ($87,400,177) WWC GLOBAL LLC
UEINDYNH8RJT3G8CAGE3XTD1Location: MASHANTUCKET, CTSocio-economic status (SAM.gov): SBSDBTribalSecondary 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: $86.3M ($86,345,965)VXL ENTERPRISES LLC
UEIFK3WEY7RXSM4CAGE5PJH3Location: FREDERICKSBURG, VASocio-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: $85.7M ($85,691,945)STS GOVERNMENT SOLUTIONS, LLC
UEILL7MYZNXEXA8CAGE8RHL1Location: SAN ANTONIO, TXSocio-economic status (SAM.gov): SBSDB8(a)ANCSecondary 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: $84.7M ($84,724,078)KNOWLEDGEBANK, INC.
UEIMWMKKLFMK8B4CAGE3HQ19Location: CASTLE HAYNE, NCSocio-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: $84.7M ($84,710,538)CHAINBRIDGE SOLUTIONS INCORPORATED
UEIK7UNTJVBN6M3CAGE6VPY2Location: FAIRFAX, VASocio-economic status (SAM.gov): SBWOSBSecondary 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: $84.6M ($84,573,714)- Secondary 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: $84.5M ($84,457,143) UNIFIED BUSINESS TECHNOLOGIES, INC.
DBA ATROY INC
UEIG5LHK66N7M25CAGE3XMH1Location: TROY, MISocio-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: $82.8M ($82,768,180)- 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: $82.3M ($82,349,802)
| Company | This code | Compliance | SAM.gov | Obligated, 36 mo |
|---|---|---|---|---|
OMNIPLEX WORLD SERVICES CORPORATION DBA OMNIPLEX WORLD SERVICES CORP UEIK87GBMDQNEX8CAGE0EVT0 Location: HERNDON, VA | 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 | $98.7M ($98,654,336) |
UEID2ALNDLE6623CAGE7FCL6 Location: PHOENIX, MDSocio-economic status (SAM.gov): SBTribal | 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 | $97.1M ($97,062,173) |
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 | $94.6M ($94,639,077) | |
CHENEGA DEFENSE & AEROSPACE SOLUTIONS, LLC UEIEMFSYRQHWLM4CAGE89DQ8 Location: HUNTSVILLE, ALSocio-economic status (SAM.gov): SBSDB8(a)ANC | 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 | $93M ($93,018,280) |
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 | $93M ($92,983,636) | |
FIRST COAST SECURITY SOLUTIONS, INC. UEIZFWUMCPXHXU2CAGE4C5Q0 Location: JACKSONVILLE, FLSocio-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 | $92.4M ($92,354,773) |
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 | $91.1M ($91,087,606) | |
DBA INTELLIGENCE FEDERAL UEIG2PCXNTLPJM4CAGE7PEQ1 Location: VIENNA, 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 | $90.6M ($90,644,104) |
UEILLA5KJMFQPU8CAGE6SCJ2 Location: GAITHERSBURG, MDSocio-economic status (SAM.gov): SBSDBWOSB | 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 | $90M ($89,964,994) |
CULPEPPER & ASSOCIATES SECURITY SERVICES INC UEIG6UKMJWN5DL5CAGE1XZZ6 Location: ATLANTA, GASocio-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 | $89.2M ($89,246,766) |
CREATIVE BUSINESS SOLUTIONS, INC. UEIES6RTUBDKBJ4CAGE501M8 Location: BOWIE, MDSocio-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 | $88.6M ($88,582,656) |
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 | $87.4M ($87,400,177) | |
UEINDYNH8RJT3G8CAGE3XTD1 Location: MASHANTUCKET, CTSocio-economic status (SAM.gov): SBSDBTribal | 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 | $86.3M ($86,345,965) |
UEIFK3WEY7RXSM4CAGE5PJH3 Location: FREDERICKSBURG, VASocio-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 | $85.7M ($85,691,945) |
UEILL7MYZNXEXA8CAGE8RHL1 Location: SAN ANTONIO, TXSocio-economic status (SAM.gov): SBSDB8(a)ANC | 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 | $84.7M ($84,724,078) |
UEIMWMKKLFMK8B4CAGE3HQ19 Location: CASTLE HAYNE, NCSocio-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 | $84.7M ($84,710,538) |
CHAINBRIDGE SOLUTIONS INCORPORATED UEIK7UNTJVBN6M3CAGE6VPY2 Location: FAIRFAX, VASocio-economic status (SAM.gov): SBWOSB | 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 | $84.6M ($84,573,714) |
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 | $84.5M ($84,457,143) | |
UNIFIED BUSINESS TECHNOLOGIES, INC. DBA ATROY INC UEIG5LHK66N7M25CAGE3XMH1 Location: TROY, MISocio-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 | $82.8M ($82,768,180) |
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 | $82.3M ($82,349,802) |
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