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 1,741–1,760 of 5,456 contractors
- 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: $125.6M ($125,581,803) VENCEDOR TECHNOLOGIES LLC
UEID3BKEK599ZU9CAGE7KR37Location: LEESBURG, VASocio-economic status (SAM.gov): SBSDBSecondary 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: $125.4M ($125,408,983)- 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: $123M ($123,002,443) ATSG CORPORATION
DBA ATSG
UEIFVGVB1TCXNB3CAGE3X5P5Location: LORTON, 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: $122.4M ($122,418,438)GOLDEN KEY GROUP, LLC
UEICJ7MKQHPL145CAGE1YRN9Location: RESTON, VASocio-economic status (SAM.gov): SBSecondary 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: $120.5M ($120,530,498)CHENEGA RELIABLE SERVICES LLC
UEIE6E1RHGUYLL6CAGE807K4Location: SAN ANTONIO, TXSocio-economic status (SAM.gov): SBSDB8(a)ANCSecondary 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: $120.5M ($120,497,754)TECHOP SOLUTIONS INTERNATIONAL, INC.
DBA TECHOP SOLUTIONS INTERNATIONAL INC
UEIL4D6NDBWN885CAGE49Q60Location: STAFFORD, 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: $118.4M ($118,379,566)HO-CHUNK SHARED SERVICES COMPANY
DBA THUNDER RIDGE SOLUTIONS COMPANY
UEIJSCHHWMLJHA5CAGE78WS1Location: WINNEBAGO, NESocio-economic status (SAM.gov): SBSDB8(a)TribalSecondary 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: $117.3M ($117,278,439)- 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: $116.7M ($116,666,048) TACTICA SOLUTIONS LLC
UEIMMVTH79S6ZB5CAGE83ZZ1Location: FAYETTEVILLE, TNSocio-economic status (SAM.gov): SBSDB8(a)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: $116.2M ($116,213,629)SEVENTH DIMENSION, LLC
UEIHUH6MX1KVMP3CAGE6WRQ6Location: MOCKSVILLE, NCSocio-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: $113.9M ($113,929,515)- 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: $111.4M ($111,372,719) - 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: $108.3M ($108,287,158) EXCALIBUR ASSOCIATES INC
UEIKYC2MM3LNK29CAGE1GRQ8Location: ELLIJAY, 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: $107.3M ($107,316,875)CHOISYS TECHNOLOGY INC.
UEILYTJFK3BDJY1CAGE75VJ0Location: ASHBURN, VASocio-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: $107M ($107,040,195)SUVI GLOBAL SERVICES LLC
UEIL41KVW5HYLA7CAGE7WBC0Location: HERNDON, VASocio-economic status (SAM.gov): SBSDB8(a)ANCTribalSecondary 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: $106.6M ($106,624,282)JCS SOLUTIONS LLC
UEIKK2AW3NSF3U5CAGE79G93Location: FAIRFAX, VASocio-economic status (SAM.gov): SBSDBWOSBSecondary 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: $102.6M ($102,563,688)- 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: $101.1M ($101,131,872) SANCORP CONSULTING, LLC
DBA SANCORP CONSULTING LLC
UEIGRYKNJ8BGFC8CAGE7NZQ9Location: FALLS CHURCH, VASocio-economic status (SAM.gov): SBSDB8(a)VOSBSDVOSBSecondary 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: $99.8M ($99,791,445)ADVANCED MANAGEMENT STRATEGIES GROUP, INC.
DBA ADVANCED MANAGEMENT STRATEGIES GROUP INC
UEID72GB943Q923CAGE551W8Location: DUMFRIES, VASocio-economic status (SAM.gov): SBSecondary 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: $98.9M ($98,875,705)
| Company | This code | Compliance | SAM.gov | Obligated, 36 mo |
|---|---|---|---|---|
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 | $125.6M ($125,581,803) | |
UEID3BKEK599ZU9CAGE7KR37 Location: LEESBURG, VASocio-economic status (SAM.gov): SBSDB | 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 | $125.4M ($125,408,983) |
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 | $123M ($123,002,443) | |
DBA ATSG UEIFVGVB1TCXNB3CAGE3X5P5 Location: LORTON, 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 | $122.4M ($122,418,438) |
UEICJ7MKQHPL145CAGE1YRN9 Location: RESTON, VASocio-economic status (SAM.gov): SB | 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 | $120.5M ($120,530,498) |
UEIE6E1RHGUYLL6CAGE807K4 Location: SAN ANTONIO, TXSocio-economic status (SAM.gov): SBSDB8(a)ANC | 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 | $120.5M ($120,497,754) |
TECHOP SOLUTIONS INTERNATIONAL, INC. DBA TECHOP SOLUTIONS INTERNATIONAL INC UEIL4D6NDBWN885CAGE49Q60 Location: STAFFORD, 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 | $118.4M ($118,379,566) |
HO-CHUNK SHARED SERVICES COMPANY DBA THUNDER RIDGE SOLUTIONS COMPANY UEIJSCHHWMLJHA5CAGE78WS1 Location: WINNEBAGO, NESocio-economic status (SAM.gov): SBSDB8(a)Tribal | 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 | $117.3M ($117,278,439) |
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 | $116.7M ($116,666,048) | |
UEIMMVTH79S6ZB5CAGE83ZZ1 Location: FAYETTEVILLE, TNSocio-economic status (SAM.gov): SBSDB8(a) | 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 | $116.2M ($116,213,629) |
UEIHUH6MX1KVMP3CAGE6WRQ6 Location: MOCKSVILLE, NCSocio-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 | $113.9M ($113,929,515) |
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 | $111.4M ($111,372,719) | |
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 | $108.3M ($108,287,158) | |
UEIKYC2MM3LNK29CAGE1GRQ8 Location: ELLIJAY, 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 | $107.3M ($107,316,875) |
UEILYTJFK3BDJY1CAGE75VJ0 Location: ASHBURN, VASocio-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 | $107M ($107,040,195) |
UEIL41KVW5HYLA7CAGE7WBC0 Location: HERNDON, VASocio-economic status (SAM.gov): SBSDB8(a)ANCTribal | 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 | $106.6M ($106,624,282) |
UEIKK2AW3NSF3U5CAGE79G93 Location: FAIRFAX, VASocio-economic status (SAM.gov): SBSDBWOSB | 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 | $102.6M ($102,563,688) |
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 | $101.1M ($101,131,872) | |
DBA SANCORP CONSULTING LLC UEIGRYKNJ8BGFC8CAGE7NZQ9 Location: FALLS CHURCH, VASocio-economic status (SAM.gov): SBSDB8(a)VOSBSDVOSB | 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 | $99.8M ($99,791,445) |
ADVANCED MANAGEMENT STRATEGIES GROUP, INC. DBA ADVANCED MANAGEMENT STRATEGIES GROUP INC UEID72GB943Q923CAGE551W8 Location: DUMFRIES, VASocio-economic status (SAM.gov): SB | 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 | $98.9M ($98,875,705) |
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