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.

Learn more about NAICS size standards

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

Work this industry

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 361–380 of 39,443 contractors

STARK TECH OPERATING COMPANY, LLC
DBA MC 2 INC
UEIMATKDPDJKU52CAGE36PY5
Location: TONAWANDA, NY
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: $125.4K ($125,373)
WAYNE F. CASCIO LLC
UEIFWUVF4MS1W69CAGE0E2L3
Location: GOLDEN, COSocio-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: $121.5K ($121,498)
OPTUM LABS TOPAZ INC
UEIMHSTFT1JZTT3CAGE6ZQE2
Location: EDEN PRAIRIE, MN
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: $118.3K ($118,300)
KUSH SCOTT
DBA LIFE EXPECTANCY GROUP
UEIK38EL5CG3K19CAGE7W3L5
Location: MENLO PARK, 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: $117.9K ($117,925)
SPATHE STRATEGIC SUPPORT JV LLC
UEIMB69GABNYS75CAGE9QV31
Location: BELLEAIR, FLSocio-economic status (SAM.gov): SBSDB8(a)WOSBEDWOSB
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: $114.9K ($114,915)
FORCES4QUALITY NORTHEAST OHIO
DBA BETTER HEALTH GREATER CLEVELAND
UEIJEY7E6KT7715CAGE710V6
Location: BROOKLYN HEIGHTS, 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: $113.9K ($113,850)
HISTOLOGY CONSULTATION SERVICES, INC
UEIHCLVB2NLEHY8CAGE541V4
Location: EVERSON, WASocio-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: $111.2K ($111,176)
DBC CONSULTING ECONOMIST CORP
UEID6YUB8LLPR75CAGE9SD07
Location: PORTLAND, OR
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: $110.2K ($110,220)
PHARMACY INVESTIGATORS & CONSULTANTS, LLC
UEIMA7WXF8GJGC1CAGE9X5J9
Location: NORMANDY PARK, WASocio-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: $110K ($110,000)
TACGEN, INC
UEIDW36AQBEL2Z4CAGE81HP0
Location: RICHMOND, 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: $109.1K ($109,086)
PERRY JOHNSON LABORATORY ACCREDITATION INC
UEIL51JK78KW2L6CAGE4G1S5
Location: TROY, MISocio-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: $109K ($109,006)
SPRING CARE, INC.
DBA Spring Health
UEIC5G1PSCEWFL5CAGE9Q773
Location: NEW YORK, NY
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: $108.9K ($108,864)
PURE TECHNOLOGIES U.S. INC
UEIJD5FUBK145Q6CAGE3B7Y5
Location: LINTHICUM HEIGHTS, MD
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: $108.6K ($108,599)
MIDWEST TEXTILE CONSERVATION, LLC
UEIJGJLVKDQYPL9CAGE9N9R2
Location: COMSTOCK PARK, MISocio-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: $106K ($106,011)
NORTH STAR SERVICES GROUP LLC
UEIJYF1TMWMQFH6CAGE8QWM7
Location: LOCH LYNN HEIGHTS, MDSocio-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: $105.4K ($105,390)
C.L. BLANKENSHIP, INC.
UEIJE8AV3JN6AM7CAGE1JB18
Location: SAN ANTONIO, TXSocio-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: $105.4K ($105,351)
CODE FOR SCIENCE AND SOCIETY, INC.
UEIKGMUDJSGMFC5CAGE87UD2
Location: PORTLAND, OR
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: $104.9K ($104,915)
BUSINESS TRAINING LIBRARY LLC
DBA BUSINESS TRAINING
UEIEFA5ZHJMK6V1CAGE3ZLC4
Location: CHESTERFIELD, MO
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: $104.7K ($104,721)
ROA-VARON ADELA Y
UEIHDMLNU83L5D3CAGE89FV2
Location: ARLINGTON, VA
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: $104.4K ($104,387)
LEARNING RESOURCES ASSISTED TECHNOLOGIES LLC
UEICK48D6A8KNG4CAGE5MML1
Location: WAYNESVILLE, NC
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: $103.2K ($103,154)

Contractors listing NAICS 541990, page 19 of 1973
Company	This code	Compliance	SAM.gov	Obligated, 36 mo
STARK TECH OPERATING COMPANY, LLC DBA MC 2 INC UEIMATKDPDJKU52CAGE36PY5 Location: TONAWANDA, NY	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	$125.4K ($125,373)
WAYNE F. CASCIO LLC UEIFWUVF4MS1W69CAGE0E2L3 Location: GOLDEN, COSocio-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	$121.5K ($121,498)
OPTUM LABS TOPAZ INC UEIMHSTFT1JZTT3CAGE6ZQE2 Location: EDEN PRAIRIE, MN	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	$118.3K ($118,300)
KUSH SCOTT DBA LIFE EXPECTANCY GROUP UEIK38EL5CG3K19CAGE7W3L5 Location: MENLO PARK, 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	$117.9K ($117,925)
SPATHE STRATEGIC SUPPORT JV LLC UEIMB69GABNYS75CAGE9QV31 Location: BELLEAIR, FLSocio-economic status (SAM.gov): SBSDB8(a)WOSBEDWOSB	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	$114.9K ($114,915)
FORCES4QUALITY NORTHEAST OHIO DBA BETTER HEALTH GREATER CLEVELAND UEIJEY7E6KT7715CAGE710V6 Location: BROOKLYN HEIGHTS, 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	$113.9K ($113,850)
HISTOLOGY CONSULTATION SERVICES, INC UEIHCLVB2NLEHY8CAGE541V4 Location: EVERSON, WASocio-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	$111.2K ($111,176)
DBC CONSULTING ECONOMIST CORP UEID6YUB8LLPR75CAGE9SD07 Location: PORTLAND, OR	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	$110.2K ($110,220)
PHARMACY INVESTIGATORS & CONSULTANTS, LLC UEIMA7WXF8GJGC1CAGE9X5J9 Location: NORMANDY PARK, WASocio-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	$110K ($110,000)
TACGEN, INC UEIDW36AQBEL2Z4CAGE81HP0 Location: RICHMOND, 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	$109.1K ($109,086)
PERRY JOHNSON LABORATORY ACCREDITATION INC UEIL51JK78KW2L6CAGE4G1S5 Location: TROY, MISocio-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	$109K ($109,006)
SPRING CARE, INC. DBA Spring Health UEIC5G1PSCEWFL5CAGE9Q773 Location: NEW YORK, NY	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	$108.9K ($108,864)
PURE TECHNOLOGIES U.S. INC UEIJD5FUBK145Q6CAGE3B7Y5 Location: LINTHICUM HEIGHTS, MD	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	$108.6K ($108,599)
MIDWEST TEXTILE CONSERVATION, LLC UEIJGJLVKDQYPL9CAGE9N9R2 Location: COMSTOCK PARK, MISocio-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	$106K ($106,011)
NORTH STAR SERVICES GROUP LLC UEIJYF1TMWMQFH6CAGE8QWM7 Location: LOCH LYNN HEIGHTS, MDSocio-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	$105.4K ($105,390)
C.L. BLANKENSHIP, INC. UEIJE8AV3JN6AM7CAGE1JB18 Location: SAN ANTONIO, TXSocio-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	$105.4K ($105,351)
CODE FOR SCIENCE AND SOCIETY, INC. UEIKGMUDJSGMFC5CAGE87UD2 Location: PORTLAND, OR	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	$104.9K ($104,915)
BUSINESS TRAINING LIBRARY LLC DBA BUSINESS TRAINING UEIEFA5ZHJMK6V1CAGE3ZLC4 Location: CHESTERFIELD, MO	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	$104.7K ($104,721)
ROA-VARON ADELA Y UEIHDMLNU83L5D3CAGE89FV2 Location: ARLINGTON, VA	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	$104.4K ($104,387)
LEARNING RESOURCES ASSISTED TECHNOLOGIES LLC UEICK48D6A8KNG4CAGE5MML1 Location: WAYNESVILLE, NC	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	$103.2K ($103,154)

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

Related industries