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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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 581–600 of 39,443 contractors

GNOSKO ASSOCIATES INC
UEIDMBAGCWLK425CAGE1Y0S6
Location: WILLIAMSBURG, VASocio-economic status (SAM.gov): SBVOSB
Primary 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: $23.7K ($23,675)
WATER SOLUTIONS INC
UEIERBBBLNRSK87CAGE1KHV9
Location: KAPOLEI, HISocio-economic status (SAM.gov): SB
Primary 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: $23.5K ($23,505)
MANDERS DAMON
UEIKZJHLTMY5NT6CAGE8GEH7
Location: HARVEST, ALSocio-economic status (SAM.gov): SBSDBVOSB
Primary 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: $23.5K ($23,480)
ZEISER DANIEL G CO LPA
UEIGCDTA9R822V4CAGE360M7
Location: CLEVELAND, OHSocio-economic status (SAM.gov): SB
Primary 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: $23.3K ($23,282)
ASHLEY E NIEMAND
UEIJ3PWEAXCSSM4CAGE1ZL52
Location: SANTA CRUZ, CASocio-economic status (SAM.gov): SBWOSB
Primary 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: $22.5K ($22,485)
WILLIAM ALEXANDER
UEIJCE9BCE82V37CAGE9XCC7
Location: HILLSBOROUGH, CASocio-economic status (SAM.gov): SB
Primary 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: $22.5K ($22,483)
HYUN K LEE
UEIJG3UGQVXT4K7CAGE4SJ96
Location: HOFFMAN ESTATES, IL
Primary 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: $22.3K ($22,338)
HEALTHTRONICS SERVICE CENTER LLC
UEIJC2EQFPPLLA8CAGE4DJD3
Location: ROUND ROCK, TX
Primary 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: $22.2K ($22,225)
NICOLA M TRAINOR
UEIMYLNB49WT2M5CAGE3LXR0
Location: SITKA, AKSocio-economic status (SAM.gov): SBWOSB
Primary 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: $22.2K ($22,216)
ALECSANDER J CEJA
UEIGHPDTB96SY99CAGE1ALF8
Location: CAMARILLO, CA
Primary 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: $22.1K ($22,103)
ASTER KABAT
UEILPS3UL9A1PW8CAGE21JD9
Location: GREEN BAY, WISocio-economic status (SAM.gov): SB
Primary 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: $21.9K ($21,850)
JENAYA MONROE
UEIMUYLHTHDB1X8CAGE20XB7
Location: COLUMBIA, MOSocio-economic status (SAM.gov): SBWOSB
Primary 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: $21.9K ($21,850)
CAROLINE A BAXTER
UEIJ17PMRALMZ15CAGE9UP83
Location: BLOOMFIELD HILLS, MI
Primary 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: $21.8K ($21,775)
ISOCEPHALY INCORPORATED
DBA ISOCEPHALY INC
UEILC7CNZ41B4U9CAGE90HK5
Location: LOS ANGELES, CASocio-economic status (SAM.gov): SBWOSB
Primary 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: $21.6K ($21,628)
EAC HEALTH & NUTRITION, LLC
UEIJE2MHM5P1BX7CAGE970G5
Location: LEESBURG, VASocio-economic status (SAM.gov): SBWOSB
Primary 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: $21.4K ($21,420)
K KLAG INDUSTRIES LLC
UEIHLB4A7JVYQC5CAGE9VSV7
Location: KENNESAW, GASocio-economic status (SAM.gov): SBVOSB
Primary 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: $21.1K ($21,131)
LEE BURROWS
UEIDTEFXC8LZGT3CAGE19MV5
Location: DAVIS, CA
Primary 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: $21K ($21,016)
DAVID HARTMAN
UEIJZCFZD93M7S5CAGE1ZMQ3
Location: DUBLIN, OHSocio-economic status (SAM.gov): SB
Primary 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: $21K ($21,010)
ETHAN CALL
UEIMPESQMX1NKE8CAGE24U56
Location: REXBURG, IDSocio-economic status (SAM.gov): SB
Primary 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: $21K ($21,010)
SIBIOLEAD LLC
UEIKVAXWFZJ4Z19CAGE9YEX0
Location: LITTLE ROCK, ARSocio-economic status (SAM.gov): SB
Primary 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: $20.8K ($20,790)

Contractors listing NAICS 541990, page 30 of 1973
Company	This code	Compliance	SAM.gov	Obligated, 36 mo
GNOSKO ASSOCIATES INC UEIDMBAGCWLK425CAGE1Y0S6 Location: WILLIAMSBURG, VASocio-economic status (SAM.gov): SBVOSB	Primary 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	$23.7K ($23,675)
WATER SOLUTIONS INC UEIERBBBLNRSK87CAGE1KHV9 Location: KAPOLEI, HISocio-economic status (SAM.gov): SB	Primary 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	$23.5K ($23,505)
MANDERS DAMON UEIKZJHLTMY5NT6CAGE8GEH7 Location: HARVEST, ALSocio-economic status (SAM.gov): SBSDBVOSB	Primary 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	$23.5K ($23,480)
ZEISER DANIEL G CO LPA UEIGCDTA9R822V4CAGE360M7 Location: CLEVELAND, OHSocio-economic status (SAM.gov): SB	Primary 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	$23.3K ($23,282)
ASHLEY E NIEMAND UEIJ3PWEAXCSSM4CAGE1ZL52 Location: SANTA CRUZ, CASocio-economic status (SAM.gov): SBWOSB	Primary 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	$22.5K ($22,485)
WILLIAM ALEXANDER UEIJCE9BCE82V37CAGE9XCC7 Location: HILLSBOROUGH, CASocio-economic status (SAM.gov): SB	Primary 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	$22.5K ($22,483)
HYUN K LEE UEIJG3UGQVXT4K7CAGE4SJ96 Location: HOFFMAN ESTATES, IL	Primary 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	$22.3K ($22,338)
HEALTHTRONICS SERVICE CENTER LLC UEIJC2EQFPPLLA8CAGE4DJD3 Location: ROUND ROCK, TX	Primary 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	$22.2K ($22,225)
NICOLA M TRAINOR UEIMYLNB49WT2M5CAGE3LXR0 Location: SITKA, AKSocio-economic status (SAM.gov): SBWOSB	Primary 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	$22.2K ($22,216)
ALECSANDER J CEJA UEIGHPDTB96SY99CAGE1ALF8 Location: CAMARILLO, CA	Primary 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	$22.1K ($22,103)
ASTER KABAT UEILPS3UL9A1PW8CAGE21JD9 Location: GREEN BAY, WISocio-economic status (SAM.gov): SB	Primary 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	$21.9K ($21,850)
JENAYA MONROE UEIMUYLHTHDB1X8CAGE20XB7 Location: COLUMBIA, MOSocio-economic status (SAM.gov): SBWOSB	Primary 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	$21.9K ($21,850)
CAROLINE A BAXTER UEIJ17PMRALMZ15CAGE9UP83 Location: BLOOMFIELD HILLS, MI	Primary 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	$21.8K ($21,775)
ISOCEPHALY INCORPORATED DBA ISOCEPHALY INC UEILC7CNZ41B4U9CAGE90HK5 Location: LOS ANGELES, CASocio-economic status (SAM.gov): SBWOSB	Primary 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	$21.6K ($21,628)
EAC HEALTH & NUTRITION, LLC UEIJE2MHM5P1BX7CAGE970G5 Location: LEESBURG, VASocio-economic status (SAM.gov): SBWOSB	Primary 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	$21.4K ($21,420)
K KLAG INDUSTRIES LLC UEIHLB4A7JVYQC5CAGE9VSV7 Location: KENNESAW, GASocio-economic status (SAM.gov): SBVOSB	Primary 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	$21.1K ($21,131)
LEE BURROWS UEIDTEFXC8LZGT3CAGE19MV5 Location: DAVIS, CA	Primary 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	$21K ($21,016)
DAVID HARTMAN UEIJZCFZD93M7S5CAGE1ZMQ3 Location: DUBLIN, OHSocio-economic status (SAM.gov): SB	Primary 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	$21K ($21,010)
ETHAN CALL UEIMPESQMX1NKE8CAGE24U56 Location: REXBURG, IDSocio-economic status (SAM.gov): SB	Primary 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	$21K ($21,010)
SIBIOLEAD LLC UEIKVAXWFZJ4Z19CAGE9YEX0 Location: LITTLE ROCK, ARSocio-economic status (SAM.gov): SB	Primary 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	$20.8K ($20,790)

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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