NAICS 541990 · Professional, Scientific, and Technical Services

All Other Professional, Scientific, and Technical Services

39,443 active contractors list NAICS 541990 (All Other Professional, Scientific, and Technical Services) in SAM.gov; 28,005 are small under its SBA size standard and 6,379 list it as their primary NAICS.

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Search with filters Small businesses only

Active contractors: 39,443
Small under 541990SBA size standard for this code: 28,005
Primary NAICSTheir main line of business: 6,379
Hidden registrationsExcluded, expired or inactive: 475

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Live RFPs in this NAICS
Open SAM.gov solicitations coded 541990, matched to teaming partners.
Expiring awards
Incumbent contracts in 541990 heading to recompete in the next 18 months.
Small under 541990
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 541990

Claimed profiles come first by membership level, then companies with 541990 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

475 registrations hidden because they are excluded, expired or inactive in SAM.gov. Include them

Showing 39,101–39,120 of 39,443 contractors

WYNBAY TECH LLC
UEIUAVQA8PXQYH1CAGE14QY1
Location: ARLINGTON, VASocio-economic status (SAM.gov): SB
Secondary NAICSSmall under 541990
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
WYNNING SOLUTION LLC
UEISBGWVLYBPBD6CAGE9G4S1
Location: WASHINGTON, DCSocio-economic status (SAM.gov): SBWOSB
Secondary NAICSSmall under 541990
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
WYOMING APPARATUS LLC
UEIE85LBE6EE1L4CAGE9ERD6
Location: GREEN RIVER, WYSocio-economic status (SAM.gov): SB
Secondary NAICSSmall under 541990
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
WYOMING PEAKS & PRAIRIES ARCHAEOLOGY, LLC
UEIZEDFNK5W11B4CAGE0VMQ1
Location: RIVERTON, WYSocio-economic status (SAM.gov): HUBZone
Secondary NAICSNot listed as small under 541990
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
WYVERN SECURITY LLC
UEIXYS2RDKLWGM7CAGE7TEC1
Location: ORLANDO, FL
Secondary NAICSNot listed as small under 541990
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
X2-SOLUTIONS, LLC
UEIHCVJJ6Z4E4R9CAGE7WXP9
Location: HERNDON, VASocio-economic status (SAM.gov): SB
Secondary NAICSSmall under 541990
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
X2W SOLUTIONS LLC
UEIU1XQEPCEPGK8CAGE9XBM6
Location: VIENNA, VASocio-economic status (SAM.gov): SB
Secondary NAICSNot listed as small under 541990
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
X3M SYSTEMS, LLC
UEIP4G8J619MNH1CAGE7AKE6
Location: GREENBELT, MDSocio-economic status (SAM.gov): SB
Secondary NAICSSmall under 541990
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
X8 LLC
UEIYED1ATL1WBX7CAGE6DM31
Location: COLUMBIA, MDSocio-economic status (SAM.gov): SBVOSB
Secondary NAICSSmall under 541990
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
XABIERE DESIGNS INC.
DBA XABIERE DESIGNS INC
UEIEHQ6U32WCJ95CAGE7REB2
Location: CHESAPEAKE, VASocio-economic status (SAM.gov): SBSDB
Secondary NAICSSmall under 541990
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
XAMINE LLC
UEILB41Q53MS9C6CAGE1AAH2
Location: WEST PALM BEACH, FLSocio-economic status (SAM.gov): SBVOSB
Secondary NAICSSmall under 541990
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
XAMTEK LLC
UEIS5TXNLCVKDP6CAGE8ZMQ6
Location: COTTAGE GROVE, MN
Secondary NAICSNot listed as small under 541990
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
XANDER GOVERNMENT SOLUTIONS LLC
UEIH7B6NKMGS6B6CAGE7WQJ9
Location: BALDWIN, MDSocio-economic status (SAM.gov): SBWOSB
Secondary NAICSSmall under 541990
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
XAPIENS INTERNATIONAL GROUP, INC
UEIH9HKTMXW5LG3CAGE64C42
Location: GUAYNABO, PRSocio-economic status (SAM.gov): SB
Secondary NAICSSmall under 541990
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
XAVIER MARINE L.L.C.
UEIHHAZN3MWAQ66CAGE226R4
Location: DOVER PLAINS, NYSocio-economic status (SAM.gov): SBVOSBSDVOSB
Secondary NAICSSmall under 541990
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
XBORDEROPS LLC
UEIGQYCE2SWEW63CAGE22TP0
Location: COON RAPIDS, MNSocio-economic status (SAM.gov): SBVOSBSDVOSB
Secondary NAICSSmall under 541990
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
XBRL US INC
UEINMBAWP3BM235CAGE55WS6
Location: WASHINGTON, DCSocio-economic status (SAM.gov): SB
Secondary NAICSSmall under 541990
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
XCEL ENGINEERING, INC.
UEIJMB5NJ9QKN61CAGE3GSH3
Location: BRICEVILLE, TN
Secondary NAICSNot listed as small under 541990
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
XCELLENT TECHNOLOGY SOLUTIONS, INC
UEIYAD6R8X6YJ57CAGE41MK0
Location: WARRENTON, VASocio-economic status (SAM.gov): SBVOSBSDVOSB
Secondary NAICSNot listed as small under 541990
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
XCELLIUM LLC
UEILBS8Z1S1F1M3CAGE9WGE9
Location: HERNDON, VASocio-economic status (SAM.gov): SBSDBWOSBEDWOSB
Secondary NAICSSmall under 541990
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 541990, page 1956 of 1973
Company	This code	Compliance	SAM.gov	Obligated, 36 mo
WYNBAY TECH LLC UEIUAVQA8PXQYH1CAGE14QY1 Location: ARLINGTON, VASocio-economic status (SAM.gov): SB	Secondary NAICSSmall under 541990	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
WYNNING SOLUTION LLC UEISBGWVLYBPBD6CAGE9G4S1 Location: WASHINGTON, DCSocio-economic status (SAM.gov): SBWOSB	Secondary NAICSSmall under 541990	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
WYOMING APPARATUS LLC UEIE85LBE6EE1L4CAGE9ERD6 Location: GREEN RIVER, WYSocio-economic status (SAM.gov): SB	Secondary NAICSSmall under 541990	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
WYOMING PEAKS & PRAIRIES ARCHAEOLOGY, LLC UEIZEDFNK5W11B4CAGE0VMQ1 Location: RIVERTON, WYSocio-economic status (SAM.gov): HUBZone	Secondary NAICSNot listed as small under 541990	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
WYVERN SECURITY LLC UEIXYS2RDKLWGM7CAGE7TEC1 Location: ORLANDO, FL	Secondary NAICSNot listed as small under 541990	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
X2-SOLUTIONS, LLC UEIHCVJJ6Z4E4R9CAGE7WXP9 Location: HERNDON, VASocio-economic status (SAM.gov): SB	Secondary NAICSSmall under 541990	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
X2W SOLUTIONS LLC UEIU1XQEPCEPGK8CAGE9XBM6 Location: VIENNA, VASocio-economic status (SAM.gov): SB	Secondary NAICSNot listed as small under 541990	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
X3M SYSTEMS, LLC UEIP4G8J619MNH1CAGE7AKE6 Location: GREENBELT, MDSocio-economic status (SAM.gov): SB	Secondary NAICSSmall under 541990	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
X8 LLC UEIYED1ATL1WBX7CAGE6DM31 Location: COLUMBIA, MDSocio-economic status (SAM.gov): SBVOSB	Secondary NAICSSmall under 541990	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
XABIERE DESIGNS INC. DBA XABIERE DESIGNS INC UEIEHQ6U32WCJ95CAGE7REB2 Location: CHESAPEAKE, VASocio-economic status (SAM.gov): SBSDB	Secondary NAICSSmall under 541990	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
XAMINE LLC UEILB41Q53MS9C6CAGE1AAH2 Location: WEST PALM BEACH, FLSocio-economic status (SAM.gov): SBVOSB	Secondary NAICSSmall under 541990	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
XAMTEK LLC UEIS5TXNLCVKDP6CAGE8ZMQ6 Location: COTTAGE GROVE, MN	Secondary NAICSNot listed as small under 541990	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
XANDER GOVERNMENT SOLUTIONS LLC UEIH7B6NKMGS6B6CAGE7WQJ9 Location: BALDWIN, MDSocio-economic status (SAM.gov): SBWOSB	Secondary NAICSSmall under 541990	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
XAPIENS INTERNATIONAL GROUP, INC UEIH9HKTMXW5LG3CAGE64C42 Location: GUAYNABO, PRSocio-economic status (SAM.gov): SB	Secondary NAICSSmall under 541990	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
XAVIER MARINE L.L.C. UEIHHAZN3MWAQ66CAGE226R4 Location: DOVER PLAINS, NYSocio-economic status (SAM.gov): SBVOSBSDVOSB	Secondary NAICSSmall under 541990	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
XBORDEROPS LLC UEIGQYCE2SWEW63CAGE22TP0 Location: COON RAPIDS, MNSocio-economic status (SAM.gov): SBVOSBSDVOSB	Secondary NAICSSmall under 541990	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
XBRL US INC UEINMBAWP3BM235CAGE55WS6 Location: WASHINGTON, DCSocio-economic status (SAM.gov): SB	Secondary NAICSSmall under 541990	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
XCEL ENGINEERING, INC. UEIJMB5NJ9QKN61CAGE3GSH3 Location: BRICEVILLE, TN	Secondary NAICSNot listed as small under 541990	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
XCELLENT TECHNOLOGY SOLUTIONS, INC UEIYAD6R8X6YJ57CAGE41MK0 Location: WARRENTON, VASocio-economic status (SAM.gov): SBVOSBSDVOSB	Secondary NAICSNot listed as small under 541990	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
XCELLIUM LLC UEILBS8Z1S1F1M3CAGE9WGE9 Location: HERNDON, VASocio-economic status (SAM.gov): SBSDBWOSBEDWOSB	Secondary NAICSSmall under 541990	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 541990: natural teaming adjacencies.

All Other Professional, Scientific, and Technical Services

Work this industry

Contractors listing NAICS 541990

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