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.

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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 4,141–4,160 of 15,627 contractors

WINERGY LLC
UEIJ69PAKBCKLX3CAGE5ANF0
Location: FORT WAYNE, IN
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 expiringObligated, 36 mo: $16.5M ($16,489,663)
IIC TECHNOLOGIES INC
UEIMGPJLLETHFC6CAGE3HV64
Location: ELLICOTT CITY, MDSocio-economic status (SAM.gov): SB
Secondary 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: $16.5M ($16,464,860)
INTERNATIONAL ARCHAEOLOGY, LLC
UEIM2R1EHNKL253CAGE731G7
Location: HONOLULU, HISocio-economic status (SAM.gov): SB
Secondary 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: $16.4M ($16,442,857)
CITRINE LLC
UEIJKPGTKHSKRP4CAGE7PL41
Location: LAKEWOOD, COSocio-economic status (SAM.gov): SBSDBWOSBVOSBSDVOSB
Secondary 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: $16.3M ($16,301,340)
SRS BATTELLE JV, LLC
UEIJTB2RKDBMBV1CAGE8LRW8
Location: MILWAUKEE, WISocio-economic status (SAM.gov): Tribal
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: $16.3M ($16,298,027)
SOUTH ALABAMA CONTRACTING LLC
UEIC1W1U2NZAWY8CAGE80JT1
Location: ANDALUSIA, ALSocio-economic status (SAM.gov): SBSDB8(a)HUBZoneWOSBEDWOSB
Secondary 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: $16.2M ($16,165,553)
EXP U.S. SERVICES INC.
UEIKWAYMYX1KM95CAGE57BP4
Location: CHICAGO, IL
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: $16M ($16,049,520)
F3 SOLUTIONS LLC
UEIKHWVC5G6RNJ1CAGE5YZG6
Location: WARNER ROBINS, GASocio-economic status (SAM.gov): SBSDBWOSB
Secondary 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: $15.9M ($15,875,594)
GEODYNAMICS LLC
UEIN79JEVPXGAT1CAGE3EAK9
Location: NEWPORT, NC
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: $15.7M ($15,735,853)
TECH62 INC
UEIG9N3KMPCHHK3CAGE6DX32
Location: MANOR, TXSocio-economic status (SAM.gov): SBVOSBSDVOSB
Secondary 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: $15.7M ($15,697,662)
INTEGRA GOVERNMENT SERVICES INTERNATIONAL LLC
DBA INTEGRA LLC
UEIJBXEMMDHRHG5CAGE5XJM7
Location: WASHINGTON, DC
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 expiringObligated, 36 mo: $15.7M ($15,657,411)
TETRA TECH EC, INC.
UEIJL46FH5URCE9CAGE3ENS2
Location: LANGHORNE, PA
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: $15.6M ($15,634,543)
DAWSON TECHNICAL, INC.
UEIMWKCPBYQAUK7CAGE5EN14
Location: SAN ANTONIO, TXSocio-economic status (SAM.gov): SB
Secondary 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: $15.6M ($15,620,402)
RURAL COMMUNITY ASSISTANCE CORPORATION
UEICU36CMXU32A1CAGE355U5
Location: WEST SACRAMENTO, CA
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: $15.5M ($15,543,410)
G2S LLC
UEICX6QH62NWNL5CAGE85WC2
Location: BALTIMORE, MD
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 expiringObligated, 36 mo: $15.5M ($15,463,490)
TETHER, INC.
DBA ERS CORP
UEIDUK2N5JZ1YY3CAGE0YV56
Location: JACKSONVILLE, FL
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 expiringObligated, 36 mo: $15.4M ($15,358,343)
HDR ARCHITECTURE, INC.
UEIGD2TRUN9P161CAGE0M287
Location: OMAHA, NE
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: $15.3M ($15,347,547)
DAYTON GROUP INC
UEIJNESHH55NUN5CAGE8B1X6
Location: CATONSVILLE, MDSocio-economic status (SAM.gov): SBSDB8(a)HUBZoneWOSB
Secondary 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: $15.3M ($15,314,972)
CRUTCHO CREEK FARMS LLC
UEIDR5DXNMV8B33CAGE5VYW4
Location: OKLAHOMA CITY, OKSocio-economic status (SAM.gov): SBSDB
Secondary 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: $15.3M ($15,268,157)
CONTROLLER BAY LLC
UEIM8HDV2S9RLM3CAGE91UN0
Location: ANCHORAGE, AKSocio-economic status (SAM.gov): SBSDB8(a)ANC
Secondary 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: $15.2M ($15,206,357)

Contractors listing NAICS 541620, page 208 of 782
Company	This code	Compliance	SAM.gov	Obligated, 36 mo
WINERGY LLC UEIJ69PAKBCKLX3CAGE5ANF0 Location: FORT WAYNE, IN	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 expiring	$16.5M ($16,489,663)
IIC TECHNOLOGIES INC UEIMGPJLLETHFC6CAGE3HV64 Location: ELLICOTT CITY, MDSocio-economic status (SAM.gov): SB	Secondary 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	$16.5M ($16,464,860)
INTERNATIONAL ARCHAEOLOGY, LLC UEIM2R1EHNKL253CAGE731G7 Location: HONOLULU, HISocio-economic status (SAM.gov): SB	Secondary 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	$16.4M ($16,442,857)
CITRINE LLC UEIJKPGTKHSKRP4CAGE7PL41 Location: LAKEWOOD, COSocio-economic status (SAM.gov): SBSDBWOSBVOSBSDVOSB	Secondary 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	$16.3M ($16,301,340)
SRS BATTELLE JV, LLC UEIJTB2RKDBMBV1CAGE8LRW8 Location: MILWAUKEE, WISocio-economic status (SAM.gov): Tribal	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	$16.3M ($16,298,027)
SOUTH ALABAMA CONTRACTING LLC UEIC1W1U2NZAWY8CAGE80JT1 Location: ANDALUSIA, ALSocio-economic status (SAM.gov): SBSDB8(a)HUBZoneWOSBEDWOSB	Secondary 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	$16.2M ($16,165,553)
EXP U.S. SERVICES INC. UEIKWAYMYX1KM95CAGE57BP4 Location: CHICAGO, IL	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	$16M ($16,049,520)
F3 SOLUTIONS LLC UEIKHWVC5G6RNJ1CAGE5YZG6 Location: WARNER ROBINS, GASocio-economic status (SAM.gov): SBSDBWOSB	Secondary 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	$15.9M ($15,875,594)
GEODYNAMICS LLC UEIN79JEVPXGAT1CAGE3EAK9 Location: NEWPORT, NC	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	$15.7M ($15,735,853)
TECH62 INC UEIG9N3KMPCHHK3CAGE6DX32 Location: MANOR, TXSocio-economic status (SAM.gov): SBVOSBSDVOSB	Secondary 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	$15.7M ($15,697,662)
INTEGRA GOVERNMENT SERVICES INTERNATIONAL LLC DBA INTEGRA LLC UEIJBXEMMDHRHG5CAGE5XJM7 Location: WASHINGTON, DC	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 expiring	$15.7M ($15,657,411)
TETRA TECH EC, INC. UEIJL46FH5URCE9CAGE3ENS2 Location: LANGHORNE, PA	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	$15.6M ($15,634,543)
DAWSON TECHNICAL, INC. UEIMWKCPBYQAUK7CAGE5EN14 Location: SAN ANTONIO, TXSocio-economic status (SAM.gov): SB	Secondary 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	$15.6M ($15,620,402)
RURAL COMMUNITY ASSISTANCE CORPORATION UEICU36CMXU32A1CAGE355U5 Location: WEST SACRAMENTO, CA	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	$15.5M ($15,543,410)
G2S LLC UEICX6QH62NWNL5CAGE85WC2 Location: BALTIMORE, MD	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 expiring	$15.5M ($15,463,490)
TETHER, INC. DBA ERS CORP UEIDUK2N5JZ1YY3CAGE0YV56 Location: JACKSONVILLE, FL	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 expiring	$15.4M ($15,358,343)
HDR ARCHITECTURE, INC. UEIGD2TRUN9P161CAGE0M287 Location: OMAHA, NE	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	$15.3M ($15,347,547)
DAYTON GROUP INC UEIJNESHH55NUN5CAGE8B1X6 Location: CATONSVILLE, MDSocio-economic status (SAM.gov): SBSDB8(a)HUBZoneWOSB	Secondary 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	$15.3M ($15,314,972)
CRUTCHO CREEK FARMS LLC UEIDR5DXNMV8B33CAGE5VYW4 Location: OKLAHOMA CITY, OKSocio-economic status (SAM.gov): SBSDB	Secondary 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	$15.3M ($15,268,157)
CONTROLLER BAY LLC UEIM8HDV2S9RLM3CAGE91UN0 Location: ANCHORAGE, AKSocio-economic status (SAM.gov): SBSDB8(a)ANC	Secondary 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	$15.2M ($15,206,357)

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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