NAICS 561990 · Administrative and Support and Waste Management and Remediation Services
All Other Support Services
15,483 active contractors list NAICS 561990 (All Other Support Services) in SAM.gov; 11,085 are small under its SBA size standard and 1,911 list it as their primary NAICS.
- Active contractors
- 15,483
- Small under 561990SBA size standard for this code
- 11,085
- Primary NAICSTheir main line of business
- 1,911
- Hidden registrationsExcluded, expired or inactive
- 221
Work this industry
Live RFPs in this NAICS
Open SAM.gov solicitations coded 561990, matched to teaming partners.
Expiring awards
Incumbent contracts in 561990 heading to recompete in the next 18 months.
Small under 561990
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 561990
Claimed profiles come first by membership level, then companies with 561990 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
221 registrations hidden because they are excluded, expired or inactive in SAM.gov. Include them
Showing 2,141–2,160 of 15,483 contractors
TACTICA SOLUTIONS LLC
UEIMMVTH79S6ZB5CAGE83ZZ1Location: FAYETTEVILLE, TNSocio-economic status (SAM.gov): SBSDB8(a)Secondary NAICSNot listed as small under 561990CMMCNo 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 NAICSNot listed as small under 561990CMMCNo 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)INTERNATIONAL BUSINESS SALES AND SERVICES CORP
UEILU7GZQJBMLM8CAGE037R6Location: SILVER SPRING, MDSocio-economic status (SAM.gov): SBSDBWOSBSecondary NAICSNot listed as small under 561990CMMCNo 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 ($113,862,359)RWD CONSULTING LLC
UEIM1RKCPJ88977CAGE5D5K8Location: WASHINGTON, DCSocio-economic status (SAM.gov): SBSDBSecondary NAICSSmall under 561990CMMCNo 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: $113.5M ($113,467,709)PARSONS GOVERNMENT SERVICES INTERNATIONAL INC.
DBA PARSONS
UEIE8E4EKJKKJW7CAGE1R1K2Location: PASADENA, CASecondary NAICSNot listed as small under 561990CMMCNo 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: $113.1M ($113,053,129)FRONTLINE KING GEORGE JV LLC
UEIFLZPT7T3Y968CAGE8KLM8Location: SILVER SPRING, MDSocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary NAICSNot listed as small under 561990CMMCNo 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: $112.6M ($112,591,052)- Secondary NAICSNot listed as small under 561990CMMCNo 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: $112.2M ($112,242,135) NEXTSTEP TECHNOLOGY INC
UEIMFP3NPP378C5CAGE603K2Location: ALEXANDRIA, VASocio-economic status (SAM.gov): SBSDBSecondary NAICSNot listed as small under 561990CMMCNo 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: $109.9M ($109,945,491)THIRDPACKET TECHNOLOGIES LLC
UEIMHKSZC69V2Q3CAGE72JX2Location: WINDSOR MILL, MDSocio-economic status (SAM.gov): SBSDB8(a)Secondary NAICSNot listed as small under 561990CMMCNo 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: $109.4M ($109,404,728)MAN-MACHINE SYSTEMS ASSESSMENT (MSA), INCORPORATED
UEIHJWTVNBGPBV6CAGE0M3S2Location: EL PASO, TXSocio-economic status (SAM.gov): SBWOSBSecondary NAICSNot listed as small under 561990CMMCNo 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: $109.1M ($109,101,613)- Secondary NAICSNot listed as small under 561990CMMCNo 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: $108.7M ($108,656,747) PROMETHEUS FEDERAL SERVICES LLC
UEIG6Y7CGJ7JLU6CAGE7Q144Location: CHANTILLY, VASocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary NAICSNot listed as small under 561990CMMCNo 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: $108.6M ($108,606,207)- Secondary NAICSNot listed as small under 561990CMMCNo 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) BOWHEAD ENTERPRISE, SCIENCE AND TECHNOLOGY, LLC
UEIM5LUG7KAKEJ4CAGE7Z7B6Location: SPRINGFIELD, VASocio-economic status (SAM.gov): SBSDB8(a)ANCSecondary NAICSNot listed as small under 561990CMMCNo 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: $107.9M ($107,943,355)CHEROKEE FEDERAL SOLUTIONS, L.L.C.
UEIKLQWW7AB7288CAGE6RAX5Location: TULSA, OKSocio-economic status (SAM.gov): SBSDBTribalSecondary NAICSNot listed as small under 561990CMMCNo 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: $107.5M ($107,476,404)- Secondary NAICSNot listed as small under 561990CMMCNo 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 ($106,590,516) HAMHED LLC
UEIDVBLNG9UHP65CAGE4VZE5Location: JEFFERSONVILLE, INSocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary NAICSNot listed as small under 561990CMMCNo 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: $106.4M ($106,448,084)OCEAN ASSOCIATES INC
DBA OAI CONSULTING
UEID56MGN45L3Y3CAGE3K8W1Location: ARLINGTON, VASocio-economic status (SAM.gov): SBWOSBSecondary NAICSSmall under 561990CMMCNo 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: $105.7M ($105,731,212)JCS SOLUTIONS LLC
UEIKK2AW3NSF3U5CAGE79G93Location: FAIRFAX, VASocio-economic status (SAM.gov): SBSDBWOSBSecondary NAICSNot listed as small under 561990CMMCNo 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 561990CMMCNo 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: $102.2M ($102,167,565)
| Company | This code | Compliance | SAM.gov | Obligated, 36 mo |
|---|---|---|---|---|
UEIMMVTH79S6ZB5CAGE83ZZ1 Location: FAYETTEVILLE, TNSocio-economic status (SAM.gov): SBSDB8(a) | Secondary NAICSNot listed as small under 561990 | 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 NAICSNot listed as small under 561990 | 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) |
INTERNATIONAL BUSINESS SALES AND SERVICES CORP UEILU7GZQJBMLM8CAGE037R6 Location: SILVER SPRING, MDSocio-economic status (SAM.gov): SBSDBWOSB | Secondary NAICSNot listed as small under 561990 | 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 ($113,862,359) |
UEIM1RKCPJ88977CAGE5D5K8 Location: WASHINGTON, DCSocio-economic status (SAM.gov): SBSDB | Secondary NAICSSmall under 561990 | 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 | $113.5M ($113,467,709) |
PARSONS GOVERNMENT SERVICES INTERNATIONAL INC. DBA PARSONS UEIE8E4EKJKKJW7CAGE1R1K2 Location: PASADENA, CA | Secondary NAICSNot listed as small under 561990 | 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 | $113.1M ($113,053,129) |
UEIFLZPT7T3Y968CAGE8KLM8 Location: SILVER SPRING, MDSocio-economic status (SAM.gov): SBVOSBSDVOSB | Secondary NAICSNot listed as small under 561990 | 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 | $112.6M ($112,591,052) |
Secondary NAICSNot listed as small under 561990 | 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 | $112.2M ($112,242,135) | |
UEIMFP3NPP378C5CAGE603K2 Location: ALEXANDRIA, VASocio-economic status (SAM.gov): SBSDB | Secondary NAICSNot listed as small under 561990 | 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 | $109.9M ($109,945,491) |
UEIMHKSZC69V2Q3CAGE72JX2 Location: WINDSOR MILL, MDSocio-economic status (SAM.gov): SBSDB8(a) | Secondary NAICSNot listed as small under 561990 | 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 | $109.4M ($109,404,728) |
MAN-MACHINE SYSTEMS ASSESSMENT (MSA), INCORPORATED UEIHJWTVNBGPBV6CAGE0M3S2 Location: EL PASO, TXSocio-economic status (SAM.gov): SBWOSB | Secondary NAICSNot listed as small under 561990 | 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 | $109.1M ($109,101,613) |
Secondary NAICSNot listed as small under 561990 | 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 | $108.7M ($108,656,747) | |
PROMETHEUS FEDERAL SERVICES LLC UEIG6Y7CGJ7JLU6CAGE7Q144 Location: CHANTILLY, VASocio-economic status (SAM.gov): SBVOSBSDVOSB | Secondary NAICSNot listed as small under 561990 | 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 | $108.6M ($108,606,207) |
Secondary NAICSNot listed as small under 561990 | 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) | |
BOWHEAD ENTERPRISE, SCIENCE AND TECHNOLOGY, LLC UEIM5LUG7KAKEJ4CAGE7Z7B6 Location: SPRINGFIELD, VASocio-economic status (SAM.gov): SBSDB8(a)ANC | Secondary NAICSNot listed as small under 561990 | 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 | $107.9M ($107,943,355) |
CHEROKEE FEDERAL SOLUTIONS, L.L.C. UEIKLQWW7AB7288CAGE6RAX5 Location: TULSA, OKSocio-economic status (SAM.gov): SBSDBTribal | Secondary NAICSNot listed as small under 561990 | 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 | $107.5M ($107,476,404) |
Secondary NAICSNot listed as small under 561990 | 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 ($106,590,516) | |
UEIDVBLNG9UHP65CAGE4VZE5 Location: JEFFERSONVILLE, INSocio-economic status (SAM.gov): SBVOSBSDVOSB | Secondary NAICSNot listed as small under 561990 | 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 | $106.4M ($106,448,084) |
DBA OAI CONSULTING UEID56MGN45L3Y3CAGE3K8W1 Location: ARLINGTON, VASocio-economic status (SAM.gov): SBWOSB | Secondary NAICSSmall under 561990 | 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 | $105.7M ($105,731,212) |
UEIKK2AW3NSF3U5CAGE79G93 Location: FAIRFAX, VASocio-economic status (SAM.gov): SBSDBWOSB | Secondary NAICSNot listed as small under 561990 | 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 561990 | 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 | $102.2M ($102,167,565) |
Related industries
Codes these contractors list most often alongside 561990: natural teaming adjacencies.
- 541611Administrative Management and General Management Consulting Services6,496shared firms
- 561210Facilities Support Services5,434shared firms
- 541618Other Management Consulting Services4,753shared firms
- 541990All Other Professional, Scientific, and Technical Services4,662shared firms
- 561110Office Administrative Services4,337shared firms
- 561499All Other Business Support Services4,045shared firms
- 541690Other Scientific and Technical Consulting Services4,044shared firms
- 611430Professional and Management Development Training4,008shared firms