NAICS 541690 · Professional, Scientific, and Technical Services

Other Scientific and Technical Consulting Services

43,248 active contractors list NAICS 541690 (Other Scientific and Technical Consulting Services) in SAM.gov; 31,666 are small under its SBA size standard and 6,319 list it as their primary NAICS.

Learn more about NAICS size standards

Search with filters Small businesses only

Active contractors: 43,248
Small under 541690SBA size standard for this code: 31,666
Primary NAICSTheir main line of business: 6,319
Hidden registrationsExcluded, expired or inactive: 568

Work this industry

Live RFPs in this NAICS
Open SAM.gov solicitations coded 541690, matched to teaming partners.
Expiring awards
Incumbent contracts in 541690 heading to recompete in the next 18 months.
Small under 541690
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 541690

Claimed profiles come first by membership level, then companies with 541690 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

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

Showing 2,281–2,300 of 43,248 contractors

ENTERDAWN, LLC
UEIN4FAKKN2CRJ3CAGE836N8
Location: OXON HILL, MDSocio-economic status (SAM.gov): SBVOSBSDVOSB
Primary NAICSSmall under 541690
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
ENTERLINE MARINE SOLUTIONS, LLC
UEIRUWJPEGRCB83CAGE6ZV24
Location: HOBOKEN, NJSocio-economic status (SAM.gov): SB
Primary NAICSSmall under 541690
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
ENTERPRISE CENTER, INC. THE
UEIH1F2YFF8JE19CAGE5PQW8
Location: CHATTANOOGA, TNSocio-economic status (SAM.gov): SB
Primary NAICSSmall under 541690
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
ENTERPRISE DEVELOPMENT CENTER OF ERIE COUNTY, INC
UEIE6BZWBZKWPY1CAGE9U7E4
Location: ERIE, PA
Primary NAICSNot listed as small under 541690
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
ENTERPRISE INTEGRATION CORPORATION
UEILJ8XRTKMKJL5CAGE09VC5
Location: ALEXANDRIA, VA
Primary NAICSNot listed as small under 541690
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
ENTERPRISE RISK MANAGEMENT INC
DBA ERMPROTECT
UEIH52KHKAFHEH8CAGE5FDC2
Location: CORAL GABLES, FLSocio-economic status (SAM.gov): SBWOSB
Primary NAICSNot listed as small under 541690
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
ENTERPRISING ACTIONS LLC
UEIPZ2DD8F98JP7CAGE1ZS73
Location: OAKLEY, IDSocio-economic status (SAM.gov): SB
Primary NAICSSmall under 541690
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
ENTRIQ CYBERSOLUTIONS, LLC
UEIJ9NJSZ7P79K9CAGE1Z2P6
Location: STONECREST, GASocio-economic status (SAM.gov): SBWOSB
Primary NAICSSmall under 541690
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
ENVIRONMENTAL CONTRACTING SERVICES INC
UEIDYDQFJV23775CAGE7Y6M0
Location: FALLBROOK, CASocio-economic status (SAM.gov): SBWOSB
Primary NAICSSmall under 541690
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
ENVIRONMENTAL DATA TECHNOLOGIES, INC.
UEIDNVESAZQFKL8CAGE888N6
Location: WELLINGTON, FLSocio-economic status (SAM.gov): SBWOSB
Primary NAICSSmall under 541690
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
ENVIRONMENTAL MONITORING TECHNOLOGIES, LLC
DBA ENMONT
UEIWBVASH4XYU67CAGE6PHV7
Location: BLUE ASH, OHSocio-economic status (SAM.gov): SBWOSB
Primary NAICSSmall under 541690
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
ENVIRONMENTAL OCCUPATIONAL & PUBLIC HEALTH CONSULTANTS INC (EOPHC)
DBA EOPHC
UEIMMKUKTFYYGM3CAGE7CVF0
Location: PITTSBURGH, PASocio-economic status (SAM.gov): SBSDBWOSB
Primary NAICSSmall under 541690
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
ENVIRONMENTAL TRANSPORTATION PLANNING, LLC
DBA ETP
UEIYQQ9L33L3WY8CAGE7YZM6
Location: HIGH SPRINGS, FLSocio-economic status (SAM.gov): SBSDBWOSB
Primary NAICSSmall under 541690
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
ENVIROSTEWARDS CONSULTING, LLC
UEIUTUEF9UMF7J6CAGE8EPG3
Location: RUSKIN, FLSocio-economic status (SAM.gov): SBWOSB
Primary NAICSSmall under 541690
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
ENVIRO-TECH INTERNATIONAL
DBA ENVIRO-TECH
UEIJKTXAAL4CFJ8CAGE1TAE7
Location: MONTROSE, CO
Primary NAICSNot listed as small under 541690
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
ENVIROZEN LLC
UEIETW6ZU69E3H6CAGE1A3X6
Location: COLEMAN, WI
Primary NAICSNot listed as small under 541690
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
EOD EXPERTS LLC
UEIJQGBXHL3D7L9CAGE7C762
Location: ANNAPOLIS, MDSocio-economic status (SAM.gov): SBVOSBSDVOSB
Primary NAICSSmall under 541690
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
EONIAN STANZAS, LLC
DBA EASY GLOBAL TRAINING
UEIZM3HJHTCDTS5CAGE9VGZ7
Location: POTOMAC, MD
Primary NAICSNot listed as small under 541690
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
EONTI INC.
UEIUYS6CVQQ9MF9CAGE95XY8
Location: LAFAYETTE, COSocio-economic status (SAM.gov): SB
Primary NAICSSmall under 541690
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
EPILENS LLC
UEIETF2A8SW4L21CAGE1LGX3
Location: PITTSBURGH, PASocio-economic status (SAM.gov): SBWOSB
Primary NAICSSmall under 541690
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 541690, page 115 of 2163
Company	This code	Compliance	SAM.gov	Obligated, 36 mo
ENTERDAWN, LLC UEIN4FAKKN2CRJ3CAGE836N8 Location: OXON HILL, MDSocio-economic status (SAM.gov): SBVOSBSDVOSB	Primary NAICSSmall under 541690	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
ENTERLINE MARINE SOLUTIONS, LLC UEIRUWJPEGRCB83CAGE6ZV24 Location: HOBOKEN, NJSocio-economic status (SAM.gov): SB	Primary NAICSSmall under 541690	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
ENTERPRISE CENTER, INC. THE UEIH1F2YFF8JE19CAGE5PQW8 Location: CHATTANOOGA, TNSocio-economic status (SAM.gov): SB	Primary NAICSSmall under 541690	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
ENTERPRISE DEVELOPMENT CENTER OF ERIE COUNTY, INC UEIE6BZWBZKWPY1CAGE9U7E4 Location: ERIE, PA	Primary NAICSNot listed as small under 541690	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
ENTERPRISE INTEGRATION CORPORATION UEILJ8XRTKMKJL5CAGE09VC5 Location: ALEXANDRIA, VA	Primary NAICSNot listed as small under 541690	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
ENTERPRISE RISK MANAGEMENT INC DBA ERMPROTECT UEIH52KHKAFHEH8CAGE5FDC2 Location: CORAL GABLES, FLSocio-economic status (SAM.gov): SBWOSB	Primary NAICSNot listed as small under 541690	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
ENTERPRISING ACTIONS LLC UEIPZ2DD8F98JP7CAGE1ZS73 Location: OAKLEY, IDSocio-economic status (SAM.gov): SB	Primary NAICSSmall under 541690	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
ENTRIQ CYBERSOLUTIONS, LLC UEIJ9NJSZ7P79K9CAGE1Z2P6 Location: STONECREST, GASocio-economic status (SAM.gov): SBWOSB	Primary NAICSSmall under 541690	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
ENVIRONMENTAL CONTRACTING SERVICES INC UEIDYDQFJV23775CAGE7Y6M0 Location: FALLBROOK, CASocio-economic status (SAM.gov): SBWOSB	Primary NAICSSmall under 541690	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
ENVIRONMENTAL DATA TECHNOLOGIES, INC. UEIDNVESAZQFKL8CAGE888N6 Location: WELLINGTON, FLSocio-economic status (SAM.gov): SBWOSB	Primary NAICSSmall under 541690	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
ENVIRONMENTAL MONITORING TECHNOLOGIES, LLC DBA ENMONT UEIWBVASH4XYU67CAGE6PHV7 Location: BLUE ASH, OHSocio-economic status (SAM.gov): SBWOSB	Primary NAICSSmall under 541690	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
ENVIRONMENTAL OCCUPATIONAL & PUBLIC HEALTH CONSULTANTS INC (EOPHC) DBA EOPHC UEIMMKUKTFYYGM3CAGE7CVF0 Location: PITTSBURGH, PASocio-economic status (SAM.gov): SBSDBWOSB	Primary NAICSSmall under 541690	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
ENVIRONMENTAL TRANSPORTATION PLANNING, LLC DBA ETP UEIYQQ9L33L3WY8CAGE7YZM6 Location: HIGH SPRINGS, FLSocio-economic status (SAM.gov): SBSDBWOSB	Primary NAICSSmall under 541690	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
ENVIROSTEWARDS CONSULTING, LLC UEIUTUEF9UMF7J6CAGE8EPG3 Location: RUSKIN, FLSocio-economic status (SAM.gov): SBWOSB	Primary NAICSSmall under 541690	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
ENVIRO-TECH INTERNATIONAL DBA ENVIRO-TECH UEIJKTXAAL4CFJ8CAGE1TAE7 Location: MONTROSE, CO	Primary NAICSNot listed as small under 541690	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
ENVIROZEN LLC UEIETW6ZU69E3H6CAGE1A3X6 Location: COLEMAN, WI	Primary NAICSNot listed as small under 541690	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
EOD EXPERTS LLC UEIJQGBXHL3D7L9CAGE7C762 Location: ANNAPOLIS, MDSocio-economic status (SAM.gov): SBVOSBSDVOSB	Primary NAICSSmall under 541690	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
EONIAN STANZAS, LLC DBA EASY GLOBAL TRAINING UEIZM3HJHTCDTS5CAGE9VGZ7 Location: POTOMAC, MD	Primary NAICSNot listed as small under 541690	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
EONTI INC. UEIUYS6CVQQ9MF9CAGE95XY8 Location: LAFAYETTE, COSocio-economic status (SAM.gov): SB	Primary NAICSSmall under 541690	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
EPILENS LLC UEIETF2A8SW4L21CAGE1LGX3 Location: PITTSBURGH, PASocio-economic status (SAM.gov): SBWOSB	Primary NAICSSmall under 541690	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 541690: natural teaming adjacencies.

Other Scientific and Technical Consulting Services

Work this industry

Contractors listing NAICS 541690

Related industries