NAICS 561990 · Administrative and Support and Waste Management and Remediation Services
All Other Support Services
15,466 active contractors list NAICS 561990 (All Other Support Services) in SAM.gov; 11,088 are small under its SBA size standard and 1,909 list it as their primary NAICS.
- Active contractors
- 15,466
- Small under 561990SBA size standard for this code
- 11,088
- Primary NAICSTheir main line of business
- 1,909
- Hidden registrationsExcluded, expired or inactive
- 238
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
238 registrations hidden because they are excluded, expired or inactive in SAM.gov. Include them
Showing 8,821–8,840 of 15,466 contractors
HAPPY HOPE WELLNESS LLC
UEIER8JZN3KL4T5CAGE10UW1Location: SCHERTZ, TXSocio-economic status (SAM.gov): SBWOSBVOSBSDVOSBSecondary 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: None on file- Secondary 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: None on file HARBORVIEW CONSULTANTS LLC
UEIGQUWDCU1YD36CAGE17RU0Location: SAN JACINTO, CASocio-economic status (SAM.gov): SBSecondary 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 expiringObligated, 36 mo: None on fileHARDENED NETWORK SOLUTIONS,INC LLC
UEIRKWVB3JVEVZ3CAGE9DRW8Location: FAIRFIELD, CTSocio-economic status (SAM.gov): SBSecondary 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: None on file- 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: None on file HARDING INDUSTRIES LLC
UEISNG1NLSMMLQ3CAGE88ZP4Location: AMITY, ORSocio-economic status (SAM.gov): SBSecondary 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: None on file- 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: None on file HARD TIMES HELPING COMMUNITIES
DBA CENTURY SAFE ZONE & WATER
UEIEJ85DVK26U58CAGE13WJ3Location: LOS ANGELES, CASocio-economic status (SAM.gov): SBSecondary 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: None on fileHARGRAVE INNOVATIVE SOLUTIONS H.I.S LLC
UEIYJB9ZBM1EPT5CAGE82L31Location: GEORGETOWN, TXSocio-economic status (SAM.gov): SBSDBVOSBSDVOSBSecondary 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: None on fileHARKCON, INC.
UEIT3GVAM6E2XD9CAGE4H0Y8Location: FREDERICKSBURG, VASocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary 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: None on fileHARLEM FIRE SAFETY SERVICES LLC
DBA HFS SERVICES
UEIXKCSWUCXL8C4CAGE24L40Location: NEW YORK, NYSocio-economic status (SAM.gov): SBSecondary 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: None on fileHARLYN TECHNOLOGY SOLUTIONS, LLC
UEIQXRBMF5GB415CAGE9FB74Location: FORT MILL, SCSocio-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: None on fileHARMONIA HOMES LLC
UEIENN4WHE1GE87CAGE12XF9Location: ARLINGTON, TXSocio-economic status (SAM.gov): SBSecondary 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: None on fileHARMONIX TECHNOLOGIES INC
UEINJR3GDWNNRY5CAGE4QJ41Location: ALBUQUERQUE, NMSocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary 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: None on file- 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 expiringObligated, 36 mo: None on file - 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: None on file HARRINGTON TECHNOLOGY & ASSOCIATES, INC.
DBA HTA TECHNOLOGY SECURITY CONSULTING
UEIWL6SA7MV9NF9CAGE1WH01Location: CALUMET CITY, ILSocio-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: None on fileHARRIS AND WESTON CONSULTING LLC
UEIEX3QX7MDKTZ4CAGE911M2Location: CROFTON, MDSocio-economic status (SAM.gov): SBVOSBSDVOSBSecondary 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: None on fileHARRIS BARBARA
UEIW9UPKJ7C7LH1CAGE8N2U0Location: FLORISSANT, MOSocio-economic status (SAM.gov): SBVOSBSecondary 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: None on fileHARRIS DREAM CLEAN, LLC
UEIU35BED4JMLV1CAGE8Q9J2Location: WICHITA, KSSocio-economic status (SAM.gov): SBSecondary 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: None on file
| Company | This code | Compliance | SAM.gov | Obligated, 36 mo |
|---|---|---|---|---|
UEIER8JZN3KL4T5CAGE10UW1 Location: SCHERTZ, TXSocio-economic status (SAM.gov): SBWOSBVOSBSDVOSB | 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 | None on file |
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 | None on file | |
UEIGQUWDCU1YD36CAGE17RU0 Location: SAN JACINTO, CASocio-economic status (SAM.gov): SB | 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 expiring | None on file |
HARDENED NETWORK SOLUTIONS,INC LLC UEIRKWVB3JVEVZ3CAGE9DRW8 Location: FAIRFIELD, CTSocio-economic status (SAM.gov): SB | 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 | None on file |
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 | None on file | |
UEISNG1NLSMMLQ3CAGE88ZP4 Location: AMITY, ORSocio-economic status (SAM.gov): SB | 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 | None on file |
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 | None on file | |
HARD TIMES HELPING COMMUNITIES DBA CENTURY SAFE ZONE & WATER UEIEJ85DVK26U58CAGE13WJ3 Location: LOS ANGELES, CASocio-economic status (SAM.gov): SB | 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 | None on file |
HARGRAVE INNOVATIVE SOLUTIONS H.I.S LLC UEIYJB9ZBM1EPT5CAGE82L31 Location: GEORGETOWN, TXSocio-economic status (SAM.gov): SBSDBVOSBSDVOSB | 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 | None on file |
UEIT3GVAM6E2XD9CAGE4H0Y8 Location: FREDERICKSBURG, VASocio-economic status (SAM.gov): SBVOSBSDVOSB | 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 | None on file |
HARLEM FIRE SAFETY SERVICES LLC DBA HFS SERVICES UEIXKCSWUCXL8C4CAGE24L40 Location: NEW YORK, NYSocio-economic status (SAM.gov): SB | 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 | None on file |
HARLYN TECHNOLOGY SOLUTIONS, LLC UEIQXRBMF5GB415CAGE9FB74 Location: FORT MILL, SCSocio-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 | None on file |
UEIENN4WHE1GE87CAGE12XF9 Location: ARLINGTON, TXSocio-economic status (SAM.gov): SB | 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 | None on file |
UEINJR3GDWNNRY5CAGE4QJ41 Location: ALBUQUERQUE, NMSocio-economic status (SAM.gov): SBVOSBSDVOSB | 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 | None on file |
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 expiring | None on file | |
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 | None on file | |
HARRINGTON TECHNOLOGY & ASSOCIATES, INC. DBA HTA TECHNOLOGY SECURITY CONSULTING UEIWL6SA7MV9NF9CAGE1WH01 Location: CALUMET CITY, ILSocio-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 | None on file |
HARRIS AND WESTON CONSULTING LLC UEIEX3QX7MDKTZ4CAGE911M2 Location: CROFTON, MDSocio-economic status (SAM.gov): SBVOSBSDVOSB | 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 | None on file |
UEIW9UPKJ7C7LH1CAGE8N2U0 Location: FLORISSANT, MOSocio-economic status (SAM.gov): SBVOSB | 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 | None on file |
UEIU35BED4JMLV1CAGE8Q9J2 Location: WICHITA, KSSocio-economic status (SAM.gov): SB | 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 | None on file |
Related industries
Codes these contractors list most often alongside 561990: natural teaming adjacencies.
- 541611Administrative Management and General Management Consulting Services6,490shared firms
- 561210Facilities Support Services5,429shared firms
- 541618Other Management Consulting Services4,748shared firms
- 541990All Other Professional, Scientific, and Technical Services4,658shared firms
- 561110Office Administrative Services4,332shared firms
- 541690Other Scientific and Technical Consulting Services4,042shared firms
- 561499All Other Business Support Services4,038shared firms
- 611430Professional and Management Development Training4,004shared firms