NAICS 541620 · Professional, Scientific, and Technical Services

Environmental Consulting Services

15,627 active contractors list NAICS 541620 (Environmental Consulting Services) in SAM.gov; 9,859 are small under its SBA size standard and 3,335 list it as their primary NAICS.

Learn more about NAICS size standards

Search with filters Small businesses only

Active contractors: 15,627
Small under 541620SBA size standard for this code: 9,859
Primary NAICSTheir main line of business: 3,335
Hidden registrationsExcluded, expired or inactive: 248

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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

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

Showing 3,321–3,340 of 15,627 contractors

YOUNG ENVIRONMENTAL SERVICES INC
DBA ENVIROTECH INC
UEIJQMWAPPYJCX5CAGE44DQ4
Location: FARMINGTON, NMSocio-economic status (SAM.gov): SB
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 activeObligated, 36 mo: None on file
YOUNG'S WATER SERVICES, LLC
UEIWCAUS6AAXYP7CAGE8GD10
Location: LAKE CITY, FL
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 expiringObligated, 36 mo: None on file
YOUR OCEAN CONSULTING, LLC
DBA YOUR OCEAN CONSULTING LLC
UEICS6DL7T28CR5CAGE6T3N5
Location: KNOXVILLE, TNSocio-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 activeObligated, 36 mo: None on file
Z18 ENGINEERING, LLC
UEIPRUSV37XL6B5CAGE7CH87
Location: KNOXVILLE, TNSocio-economic status (SAM.gov): SBSDBWOSB
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 activeObligated, 36 mo: None on file
ZAGROS USA CONSULTING LLC
UEILJE2V3KUP1J5CAGE24TZ6
Location: TUCSON, 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 activeObligated, 36 mo: None on file
ZAMIN CONSULTING LLC
UEIVFBSWLW1LD17CAGE16BD3
Location: SEATTLE, WASocio-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 activeObligated, 36 mo: None on file
ZAMINSENSE INC.
UEIFGKVBLQD7V79CAGE26E47
Location: CAMILLUS, NYSocio-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 activeObligated, 36 mo: None on file
ZAVIS, LLC
UEIEUHQT757BXR4CAGE9WPN7
Location: COLUMBIA, SCSocio-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 activeObligated, 36 mo: None on file
Z ENGINEERING AND ENVIRONMENTAL SERVICES, INC.
UEID9TUVQWJJMX4CAGE1KHZ7
Location: CENTERVILLE, UTSocio-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 activeObligated, 36 mo: None on file
ZERO WASTE PRO LLC
UEIRZB2FYZ3EDA8CAGE9KPR4
Location: PASADENA, CA
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 expiringObligated, 36 mo: None on file
Z - GEOINFO INC
UEIGHGYM4HHFVW9CAGE1Q0N8
Location: HUNT VALLEY, MDSocio-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 activeObligated, 36 mo: None on file
ZIA ENGINEERING & ENVIRONMENTAL CONSULTANTS LLC
UEIZT2YJR58MMB3CAGE1XBC8
Location: LAS CRUCES, NMSocio-economic status (SAM.gov): SBSDB
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 activeObligated, 36 mo: None on file
ZIA ENGINEERING & ENVIRONMENTAL CONSULTANTS, LLC
UEIH4TNWVW2FM35CAGE4G1H4
Location: ALBUQUERQUE, NMSocio-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 activeObligated, 36 mo: None on file
ZMASSOCIATES ENVIRONMENTAL CORP
DBA ZMA
UEISXLMA7DJ3VC7CAGE4ZL15
Location: PORTLAND, ORSocio-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 activeObligated, 36 mo: None on file
ZWICK ENVIRONMENTAL CONSULTANTS, LLC
DBA ZWICK ENVIRONMENTAL CONSULTANTS LLC
UEISKDDVGK841U6CAGE1YMZ3
Location: COLUMBUS, OH
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 expiringObligated, 36 mo: None on file
BOOZ ALLEN HAMILTON INC
UEIJCBMLGPE6Z71CAGE17038
Location: MCLEAN, VA
Secondary 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 activeObligated, 36 mo: $34.7B ($34,711,927,109)
SCIENCE APPLICATIONS INTERNATIONAL CORPORATION
UEIMMLKPW9JLX64CAGE6XWA8
Location: RESTON, VA
Secondary 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 activeObligated, 36 mo: $28.8B ($28,819,193,432)
DELOITTE CONSULTING LLP
UEICKV2L9GZKJK3CAGE1TTG5
Location: ARLINGTON, VA
Secondary 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 activeObligated, 36 mo: $14.2B ($14,157,734,321)
CHEMONICS INTERNATIONAL, INC.
UEIDSUSFJFR9A33CAGE3DNC8
Location: ARLINGTON, VA
Secondary 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 activeObligated, 36 mo: $13.4B ($13,369,536,507)
HII MISSION TECHNOLOGIES CORP
UEIG5H7HWC4L2R5CAGE3BM51
Location: MC LEAN, VA
Secondary 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 activeObligated, 36 mo: $7.2B ($7,187,515,530)

Contractors listing NAICS 541620, page 167 of 782
Company	This code	Compliance	SAM.gov	Obligated, 36 mo
YOUNG ENVIRONMENTAL SERVICES INC DBA ENVIROTECH INC UEIJQMWAPPYJCX5CAGE44DQ4 Location: FARMINGTON, NMSocio-economic status (SAM.gov): SB	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
YOUNG'S WATER SERVICES, LLC UEIWCAUS6AAXYP7CAGE8GD10 Location: LAKE CITY, FL	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
YOUR OCEAN CONSULTING, LLC DBA YOUR OCEAN CONSULTING LLC UEICS6DL7T28CR5CAGE6T3N5 Location: KNOXVILLE, TNSocio-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
Z18 ENGINEERING, LLC UEIPRUSV37XL6B5CAGE7CH87 Location: KNOXVILLE, TNSocio-economic status (SAM.gov): SBSDBWOSB	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
ZAGROS USA CONSULTING LLC UEILJE2V3KUP1J5CAGE24TZ6 Location: TUCSON, 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
ZAMIN CONSULTING LLC UEIVFBSWLW1LD17CAGE16BD3 Location: SEATTLE, WASocio-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
ZAMINSENSE INC. UEIFGKVBLQD7V79CAGE26E47 Location: CAMILLUS, NYSocio-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
ZAVIS, LLC UEIEUHQT757BXR4CAGE9WPN7 Location: COLUMBIA, SCSocio-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
Z ENGINEERING AND ENVIRONMENTAL SERVICES, INC. UEID9TUVQWJJMX4CAGE1KHZ7 Location: CENTERVILLE, UTSocio-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
ZERO WASTE PRO LLC UEIRZB2FYZ3EDA8CAGE9KPR4 Location: PASADENA, CA	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
Z - GEOINFO INC UEIGHGYM4HHFVW9CAGE1Q0N8 Location: HUNT VALLEY, MDSocio-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
ZIA ENGINEERING & ENVIRONMENTAL CONSULTANTS LLC UEIZT2YJR58MMB3CAGE1XBC8 Location: LAS CRUCES, NMSocio-economic status (SAM.gov): SBSDB	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
ZIA ENGINEERING & ENVIRONMENTAL CONSULTANTS, LLC UEIH4TNWVW2FM35CAGE4G1H4 Location: ALBUQUERQUE, NMSocio-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
ZMASSOCIATES ENVIRONMENTAL CORP DBA ZMA UEISXLMA7DJ3VC7CAGE4ZL15 Location: PORTLAND, ORSocio-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
ZWICK ENVIRONMENTAL CONSULTANTS, LLC DBA ZWICK ENVIRONMENTAL CONSULTANTS LLC UEISKDDVGK841U6CAGE1YMZ3 Location: COLUMBUS, OH	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
BOOZ ALLEN HAMILTON INC UEIJCBMLGPE6Z71CAGE17038 Location: MCLEAN, VA	Secondary 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	$34.7B ($34,711,927,109)
SCIENCE APPLICATIONS INTERNATIONAL CORPORATION UEIMMLKPW9JLX64CAGE6XWA8 Location: RESTON, VA	Secondary 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	$28.8B ($28,819,193,432)
DELOITTE CONSULTING LLP UEICKV2L9GZKJK3CAGE1TTG5 Location: ARLINGTON, VA	Secondary 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	$14.2B ($14,157,734,321)
CHEMONICS INTERNATIONAL, INC. UEIDSUSFJFR9A33CAGE3DNC8 Location: ARLINGTON, VA	Secondary 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	$13.4B ($13,369,536,507)
HII MISSION TECHNOLOGIES CORP UEIG5H7HWC4L2R5CAGE3BM51 Location: MC LEAN, VA	Secondary 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	$7.2B ($7,187,515,530)

Codes these contractors list most often alongside 541620: natural teaming adjacencies.

Environmental Consulting Services

Work this industry

Contractors listing NAICS 541620

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