NAICS 541620 · Professional, Scientific, and Technical Services
Environmental Consulting Services
15,643 active contractors list NAICS 541620 (Environmental Consulting Services) in SAM.gov; 9,860 are small under its SBA size standard and 3,341 list it as their primary NAICS.
- Active contractors
- 15,643
- Small under 541620SBA size standard for this code
- 9,860
- Primary NAICSTheir main line of business
- 3,341
- Hidden registrationsExcluded, expired or inactive
- 232
Work this industry
Live RFPs in this NAICS
Open SAM.gov solicitations coded 541620, matched to teaming partners.
Expiring awards
Incumbent contracts in 541620 heading to recompete in the next 18 months.
Small under 541620
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 541620
Claimed profiles come first by membership level, then companies with 541620 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
232 registrations hidden because they are excluded, expired or inactive in SAM.gov. Include them
Showing 1,861–1,880 of 15,643 contractors
HS WATER CONSULTING LLC
UEIRRXBYQCACM54CAGE9M7L8Location: NORWALK, CTSocio-economic status (SAM.gov): SBWOSBPrimary NAICSSmall under 541620CMMCNo 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- Primary NAICSNot listed as small under 541620CMMCNo 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 - Primary NAICSNot listed as small under 541620CMMCNo 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 - Primary NAICSSmall under 541620CMMCNo 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 HUACHUCA HYDROLOGICAL SERVICES
UEIE5PJT442EVQ1CAGE9Q4B8Location: SIERRA VISTA, AZSocio-economic status (SAM.gov): SBPrimary NAICSSmall under 541620CMMCNo 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 fileHUA NANI PARTNERS LLC
UEIEVD7C2B2SVG3CAGE8WND7Location: KAILUA, HISocio-economic status (SAM.gov): SBWOSBPrimary NAICSSmall under 541620CMMCNo 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 fileHUB TESTING LABORATORY, INC.
DBA HUB TESTING LABORATORY INC
UEIYQL9R2NFSGG6CAGE0L1F5Location: WALTHAM, MASocio-economic status (SAM.gov): SBWOSBPrimary NAICSSmall under 541620CMMCNo 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 fileHUDSON DANKO ENGINEERING, LLC
UEIXC2PHCRKVRS2CAGE15WJ0Location: LAKEWOOD RANCH, FLSocio-economic status (SAM.gov): SBWOSBVOSBSDVOSBPrimary NAICSSmall under 541620CMMCNo 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 fileHUDSPETH LAND AND WATER LLC
DBA HUDSPETH LAND+WATER
UEIL322G8NFM855CAGE8R2L7Location: POWELL BUTTE, ORPrimary NAICSNot listed as small under 541620CMMCNo 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 fileHUFFMAN-BROADWAY GROUP, INC.
UEIPK3XM3SUCSP2CAGE1PNU3Location: SAN RAFAEL, CASocio-economic status (SAM.gov): SBVOSBPrimary NAICSSmall under 541620CMMCNo 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- Primary NAICSNot listed as small under 541620CMMCNo 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 HUNTERS POINT BIOMONITORING FOUNDATION, INC
UEIS1RJF4Z6F9Q8CAGE9DEJ0Location: SAN FRANCISCO, CASocio-economic status (SAM.gov): SBPrimary NAICSSmall under 541620CMMCNo 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 fileHUSE BIOLOGICAL CONSULTING LLC
UEIPPWJGKB6VYN8CAGE0Q6C4Location: RIO RANCHO, NMSocio-economic status (SAM.gov): SBVOSBSDVOSBPrimary NAICSSmall under 541620CMMCNo 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 fileHUTZEL & ASSOCIATES INC
UEIGN5HDN8961E5CAGE3Q8D8Location: AVONDALE, AZSocio-economic status (SAM.gov): SBVOSBPrimary NAICSSmall under 541620CMMCNo 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 fileHWA WILDLIFE CONSULTING, LLC
UEIRK85KBFPMRE3CAGE82LM3Location: LARAMIE, WYSocio-economic status (SAM.gov): SBPrimary NAICSSmall under 541620CMMCNo 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 fileHYDE ENVIRONMENTAL, INC.
UEIY2GRVN68CNJ7CAGE6C4B9Location: GERMANTOWN, WISocio-economic status (SAM.gov): SBPrimary NAICSSmall under 541620CMMCNo 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 fileHYDREX ENVIRONMENTAL CONSULTING, LLC
DBA HYDREX ENVIRONMENTAL
UEIF394KK3DL2J3CAGE7GWM0Location: NACOGDOCHES, TXSocio-economic status (SAM.gov): SBPrimary NAICSSmall under 541620CMMCNo 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- Primary NAICSNot listed as small under 541620CMMCNo 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 HYDRODIGITAL, LLC
UEIVCKFGZ55BCY9CAGE18PT8Location: SOUTH BEND, INSocio-economic status (SAM.gov): SBPrimary NAICSSmall under 541620CMMCNo 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- Primary NAICSSmall under 541620CMMCNo 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
| Company | This code | Compliance | SAM.gov | Obligated, 36 mo |
|---|---|---|---|---|
UEIRRXBYQCACM54CAGE9M7L8 Location: NORWALK, CTSocio-economic status (SAM.gov): SBWOSB | Primary NAICSSmall under 541620 | 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 |
Primary NAICSNot listed as small under 541620 | 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 | |
Primary NAICSNot listed as small under 541620 | 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 | |
Primary NAICSSmall under 541620 | 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 | |
HUACHUCA HYDROLOGICAL SERVICES UEIE5PJT442EVQ1CAGE9Q4B8 Location: SIERRA VISTA, AZSocio-economic status (SAM.gov): SB | Primary NAICSSmall under 541620 | 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 |
UEIEVD7C2B2SVG3CAGE8WND7 Location: KAILUA, HISocio-economic status (SAM.gov): SBWOSB | Primary NAICSSmall under 541620 | 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 |
DBA HUB TESTING LABORATORY INC UEIYQL9R2NFSGG6CAGE0L1F5 Location: WALTHAM, MASocio-economic status (SAM.gov): SBWOSB | Primary NAICSSmall under 541620 | 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 |
UEIXC2PHCRKVRS2CAGE15WJ0 Location: LAKEWOOD RANCH, FLSocio-economic status (SAM.gov): SBWOSBVOSBSDVOSB | Primary NAICSSmall under 541620 | 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 |
DBA HUDSPETH LAND+WATER UEIL322G8NFM855CAGE8R2L7 Location: POWELL BUTTE, OR | Primary NAICSNot listed as small under 541620 | 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 |
UEIPK3XM3SUCSP2CAGE1PNU3 Location: SAN RAFAEL, CASocio-economic status (SAM.gov): SBVOSB | Primary NAICSSmall under 541620 | 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 |
Primary NAICSNot listed as small under 541620 | 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 | |
HUNTERS POINT BIOMONITORING FOUNDATION, INC UEIS1RJF4Z6F9Q8CAGE9DEJ0 Location: SAN FRANCISCO, CASocio-economic status (SAM.gov): SB | Primary NAICSSmall under 541620 | 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 |
HUSE BIOLOGICAL CONSULTING LLC UEIPPWJGKB6VYN8CAGE0Q6C4 Location: RIO RANCHO, NMSocio-economic status (SAM.gov): SBVOSBSDVOSB | Primary NAICSSmall under 541620 | 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 |
UEIGN5HDN8961E5CAGE3Q8D8 Location: AVONDALE, AZSocio-economic status (SAM.gov): SBVOSB | Primary NAICSSmall under 541620 | 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 |
UEIRK85KBFPMRE3CAGE82LM3 Location: LARAMIE, WYSocio-economic status (SAM.gov): SB | Primary NAICSSmall under 541620 | 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 |
UEIY2GRVN68CNJ7CAGE6C4B9 Location: GERMANTOWN, WISocio-economic status (SAM.gov): SB | Primary NAICSSmall under 541620 | 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 |
HYDREX ENVIRONMENTAL CONSULTING, LLC DBA HYDREX ENVIRONMENTAL UEIF394KK3DL2J3CAGE7GWM0 Location: NACOGDOCHES, TXSocio-economic status (SAM.gov): SB | Primary NAICSSmall under 541620 | 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 |
Primary NAICSNot listed as small under 541620 | 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 | |
UEIVCKFGZ55BCY9CAGE18PT8 Location: SOUTH BEND, INSocio-economic status (SAM.gov): SB | Primary NAICSSmall under 541620 | 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 |
Primary NAICSSmall under 541620 | 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 |
Related industries
Codes these contractors list most often alongside 541620: natural teaming adjacencies.
- 541690Other Scientific and Technical Consulting Services7,745shared firms
- 541330Engineering Services7,553shared firms
- 541611Administrative Management and General Management Consulting Services6,163shared firms
- 541990All Other Professional, Scientific, and Technical Services5,670shared firms
- 562910Remediation Services5,339shared firms
- 541618Other Management Consulting Services4,962shared firms
- 561210Facilities Support Services4,334shared firms
- 236220Commercial and Institutional Building Construction3,439shared firms