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.

Learn more about NAICS size standards

Search with filters Small businesses only

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 13,161–13,180 of 15,483 contractors

SIERRA NEVADA COMPANY, LLC
DBA SIERRA NEVADA CORP
UEIJUU4BSF8KJK1CAGE1YCS0
Location: LOS GATOS, 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 activeObligated, 36 mo: None on file
SIERRA NEVADA COMPANY, LLC
DBA SIERRA NEVADA CORP
UEIKNHPDKTAJNV7CAGE6V7E8
Location: HUNTSVILLE, AL
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 activeObligated, 36 mo: None on file
SIERRA NEVADA COMPANY, LLC
UEIQ94DX5QP6J96CAGE0V0K0
Location: PLANO, TX
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 activeObligated, 36 mo: None on file
SIERRA NEVADA COMPANY, LLC
DBA SIERRA NEVADA CORP
UEITZJAWXDZNE38CAGE5DHT3
Location: HERNDON, VA
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 activeObligated, 36 mo: None on file
SIERRA NEVADA COMPANY, LLC
DBA SIERRA NEVADA CORP
UEIXKATQHH2PXL5CAGE7YPT6
Location: COLORADO SPRINGS, CO
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 activeObligated, 36 mo: None on file
SIERRA NEVADA COMPANY, LLC
DBA SIERRA NEVADA CORP
UEIXVBCZMM63Z45CAGE2Y142
Location: FOLSOM, 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 activeObligated, 36 mo: None on file
SIERRA NEVADA TIMBER
UEINYAAZXQKKMZ6CAGE8RME6
Location: RENO, NV
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 expiringObligated, 36 mo: None on file
SIERRA SERVICES & SOLUTIONS LLC
UEIX5BHN25KJ927CAGE217E0
Location: SHINGLE SPRINGS, CASocio-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 activeObligated, 36 mo: None on file
SIGAL UTILITY SERVICES, INC.
DBA SIGAL UTILITY SERVICES IN
UEIKV3NT9HV23S1CAGE8DTV3
Location: SANTA ROSA, CASocio-economic status (SAM.gov): SBSDBWOSB
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 activeObligated, 36 mo: None on file
Sightgain Inc.
UEIC15HP2TYEL19CAGE7KG04
Location: MASON, OHSocio-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 activeObligated, 36 mo: None on file
SIGLINKS, LTD.
UEIDYVREZW3F1C8CAGE9RVQ3
Location: MAYFIELD HEIGHTS, OHSocio-economic status (SAM.gov): SBSDBVOSB
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 activeObligated, 36 mo: None on file
SIGMA FOUNDRY LLC
UEIP5BBREMVDLF6CAGE25AA2
Location: OAKLAND, NJSocio-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 activeObligated, 36 mo: None on file
SIGNATURE PERFORMANCE, INC.
UEIWKUNWXBN45R1CAGE3P2U7
Location: OMAHA, NE
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 activeObligated, 36 mo: None on file
SIGNATURE SOUND & PRINTING MEDIA SOLUTIONS LLC
UEIHDQ8GJBJJPB4CAGE67TE8
Location: COLUMBUS, MSSocio-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 activeObligated, 36 mo: None on file
SIGNED AND SECURED LLC
DBA SIGNED AND SECURED
UEIPLBGU1DRYM14CAGE15E02
Location: SACRAMENTO, CASocio-economic status (SAM.gov): SBSDBWOSB
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 activeObligated, 36 mo: None on file
SIGNED. SEALED. DELIVERED. LOGISTICS LLC
UEIPVS6K43CKY81CAGE19CD1
Location: GRAND RAPIDS, MI
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 activeObligated, 36 mo: None on file
SIGNIFICANCE TAMAYO ALLIANCE LLC
DBA SITA ALLIANCE
UEICT1BHAFY6JC6CAGE17KN7
Location: VIRGINIA BEACH, VASocio-economic status (SAM.gov): SBSDBWOSBEDWOSB
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 activeObligated, 36 mo: None on file
SIGN REVOLUTION LLC
DBA SIGN REVOLUTION
UEIY65BALLZFEH4CAGE90YX6
Location: CHATTANOOGA, TNSocio-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 activeObligated, 36 mo: None on file
SIKANI CONSULTING CORP
UEIH5QTZLC1UZM6CAGE04Q16
Location: RIVERDALE, GA
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 expiringObligated, 36 mo: None on file
SIKORSKY SUPPORT SERVICES INC
UEIDGMPAHA84UF3CAGE6Y878
Location: STRATFORD, CT
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 activeObligated, 36 mo: None on file

Contractors listing NAICS 561990, page 659 of 775
Company	This code	Compliance	SAM.gov	Obligated, 36 mo
SIERRA NEVADA COMPANY, LLC DBA SIERRA NEVADA CORP UEIJUU4BSF8KJK1CAGE1YCS0 Location: LOS GATOS, 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	None on file
SIERRA NEVADA COMPANY, LLC DBA SIERRA NEVADA CORP UEIKNHPDKTAJNV7CAGE6V7E8 Location: HUNTSVILLE, AL	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
SIERRA NEVADA COMPANY, LLC UEIQ94DX5QP6J96CAGE0V0K0 Location: PLANO, TX	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
SIERRA NEVADA COMPANY, LLC DBA SIERRA NEVADA CORP UEITZJAWXDZNE38CAGE5DHT3 Location: HERNDON, VA	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
SIERRA NEVADA COMPANY, LLC DBA SIERRA NEVADA CORP UEIXKATQHH2PXL5CAGE7YPT6 Location: COLORADO SPRINGS, CO	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
SIERRA NEVADA COMPANY, LLC DBA SIERRA NEVADA CORP UEIXVBCZMM63Z45CAGE2Y142 Location: FOLSOM, 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	None on file
SIERRA NEVADA TIMBER UEINYAAZXQKKMZ6CAGE8RME6 Location: RENO, NV	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
SIERRA SERVICES & SOLUTIONS LLC UEIX5BHN25KJ927CAGE217E0 Location: SHINGLE SPRINGS, CASocio-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
SIGAL UTILITY SERVICES, INC. DBA SIGAL UTILITY SERVICES IN UEIKV3NT9HV23S1CAGE8DTV3 Location: SANTA ROSA, CASocio-economic status (SAM.gov): SBSDBWOSB	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
Sightgain Inc. UEIC15HP2TYEL19CAGE7KG04 Location: MASON, OHSocio-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
SIGLINKS, LTD. UEIDYVREZW3F1C8CAGE9RVQ3 Location: MAYFIELD HEIGHTS, OHSocio-economic status (SAM.gov): SBSDBVOSB	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
SIGMA FOUNDRY LLC UEIP5BBREMVDLF6CAGE25AA2 Location: OAKLAND, NJSocio-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
SIGNATURE PERFORMANCE, INC. UEIWKUNWXBN45R1CAGE3P2U7 Location: OMAHA, NE	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
SIGNATURE SOUND & PRINTING MEDIA SOLUTIONS LLC UEIHDQ8GJBJJPB4CAGE67TE8 Location: COLUMBUS, MSSocio-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
SIGNED AND SECURED LLC DBA SIGNED AND SECURED UEIPLBGU1DRYM14CAGE15E02 Location: SACRAMENTO, CASocio-economic status (SAM.gov): SBSDBWOSB	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
SIGNED. SEALED. DELIVERED. LOGISTICS LLC UEIPVS6K43CKY81CAGE19CD1 Location: GRAND RAPIDS, MI	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
SIGNIFICANCE TAMAYO ALLIANCE LLC DBA SITA ALLIANCE UEICT1BHAFY6JC6CAGE17KN7 Location: VIRGINIA BEACH, VASocio-economic status (SAM.gov): SBSDBWOSBEDWOSB	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
SIGN REVOLUTION LLC DBA SIGN REVOLUTION UEIY65BALLZFEH4CAGE90YX6 Location: CHATTANOOGA, TNSocio-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
SIKANI CONSULTING CORP UEIH5QTZLC1UZM6CAGE04Q16 Location: RIVERDALE, GA	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
SIKORSKY SUPPORT SERVICES INC UEIDGMPAHA84UF3CAGE6Y878 Location: STRATFORD, CT	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

Codes these contractors list most often alongside 561990: natural teaming adjacencies.

All Other Support Services

Work this industry

Contractors listing NAICS 561990

Related industries